LG DISPLAY CO., LTD. patent applications on August 1st, 2024
Patent Applications by LG DISPLAY CO., LTD. on August 1st, 2024
LG DISPLAY CO., LTD.: 175 patent applications
LG DISPLAY CO., LTD. has applied for patents in the areas of H10K59/80 (43), G09G3/3233 (30), H10K59/131 (22), H10K59/122 (21), G06F3/041 (20) G09G3/3233 (15), H10K59/131 (9), H01L33/62 (9), G09G3/32 (7), H10K59/122 (7)
With keywords such as: display, area, layer, electrode, light, device, including, disposed, substrate, and emitting in patent application abstracts.
Patent Applications by LG DISPLAY CO., LTD.
Inventor(s): Tae-Ryang HONG of Paju-si (KR) for lg display co., ltd., Gyu-Hyeong KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): C07F15/00, H10K50/12, H10K85/30
CPC Code(s): C07F15/0033
Abstract: the present disclosure relates to an organometallic compound and an organic light emitting diode and an organic light emitting device each including the same, and more specifically, relates to an emitting compound of following and an organic light emitting diode and an organic light emitting device each including the organometallic compound.
Inventor(s): Tae-Ryang HONG of Paju-si (KR) for lg display co., ltd., Gyu-Hyeong KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): C07F15/00, H10K50/12, H10K85/30
CPC Code(s): C07F15/0033
Abstract:
Inventor(s): Jae Hong Song of Paju-si (KR) for lg display co., ltd., Kyu Hyun Seo of Paju-si (KR) for lg display co., ltd., Sung Gu Kang of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G02F1/13, G02F1/13357, G02F1/1343
CPC Code(s): G02F1/1323
Abstract: a display apparatus having a viewing angle control unit is provided. the viewing angle control unit may be disposed between a back-light unit and a liquid crystal panel. the viewing angle control unit may include a control liquid crystal layer disposed between a lower electrode and an upper electrode. the viewing angle control unit may be switched to a wide viewing angle mode or a narrow viewing angle mode according to voltage applied to the lower electrode and the upper electrode. in the narrow viewing angle mode, each liquid crystal particle of the control liquid crystal layer may be obliquely arranged with respect to the lower electrode and the upper electrode. thus, an image provided by the display apparatus may be not recognized to peoples around a user, selectively.
20240255794. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Ji-Cheol SON of Gumi-si (KR) for lg display co., ltd., Ji-Soon OH of Daegu (KR) for lg display co., ltd., Yeoun-Jei JUNG of Daegu (KR) for lg display co., ltd., Sung-Sik SON of Gumi-si (KR) for lg display co., ltd., Chan-Hyeok PARK of Gumi-si (KR) for lg display co., ltd.
IPC Code(s): G02F1/1335, G02F1/133, G02F1/1333, G02F1/13357, H04M1/02, H04N23/57
CPC Code(s): G02F1/133512
Abstract: a display device includes: a backlight unit, a camera hole penetrating the backlight unit, a camera in the camera hole, a liquid crystal panel on the backlight unit, the liquid crystal panel including a transparent portion on the camera hole, and at least one light-blocking member in the camera hole, the at least one light-blocking member being configured to reduce one or more of: light leakage from the camera hole and introduction of impurities into the camera hole.
20240255802. Display Device_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jung Ill Cho of Paju-si (KR) for lg display co., ltd., Sang Mook Lee of Paju-si (KR) for lg display co., ltd., Chang Kyeong Kong of Paju-si (KR) for lg display co., ltd., Seung Yeol Yang of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G02F1/13357, G02F1/1335
CPC Code(s): G02F1/133611
Abstract: a display device includes an led assembly, an optical sheet above the led assembly, a plate above the optical sheet, a brightness enhancement film above the plate, a display panel above the brightness enhancement film, a light absorbing layer in contact with a first surface of the plate, and the light absorbing layer comprising a light absorbing material and an adhesive material, wherein the light absorbing material absorbs light having at least one wavelength between a wavelength of green light and a wavelength of red light, and wherein the brightness enhancement film or the optical sheet is in contact with a second surface of the plate.
20240255808. Liquid Crystal Display Device_simplified_abstract_(lg display co., ltd.)
Inventor(s): Sang-Ho KANG of Paju-si (KR) for lg display co., ltd., Seo-Won CHOI of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G02F1/1339, G02F1/1335
CPC Code(s): G02F1/13396
Abstract: provided is a liquid crystal display device. the liquid crystal display device includes: an array substrate in which a pixel region is disposed, the pixel region including a thin film transistor and a pixel electrode connected to the thin film transistor; a counter substrate facing the array substrate; a liquid crystal layer interposed between the array substrate and the counter substrate; and a gap column spacer which maintains a cell gap between the array substrate and the counter substrate, and includes a bottom end portion having a first width, and a top end portion having a second width smaller than the first width.
20240255816. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Hyung-Beom SHIN of Paju-si (KR) for lg display co., ltd., Dae-Hyun NAM of Paju-si (KR) for lg display co., ltd., Se-Eung LEE of Paju-si (KR) for lg display co., ltd., Seong-Jun CHO of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G02F1/1362, G02F1/1345, H01L27/12
CPC Code(s): G02F1/136209
Abstract: a display apparatus can include a display panel including a first substrate and a second substrate, a color filter layer disposed on the first substrate, a plurality of gate lines and a plurality of data lines disposed on the second substrate to define a plurality of subpixels, a thin film transistor disposed in each of the plurality of subpixels on the second substrate, a common electrode and a pixel electrode disposed in each of the plurality of subpixels, and a light absorption layer disposed below each data line to absorb light incident from outside.
20240255995. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): DalJae LEE of Seoul (KR) for lg display co., ltd., SungSik SON of Gumi-si (KR) for lg display co., ltd., Hyojin BANG of Changwon-si (KR) for lg display co., ltd.
IPC Code(s): G06F1/16
CPC Code(s): G06F1/1652
Abstract: provided is a display device. the display device comprises a display panel including a display area including a first non-folding area, a second non-folding area, and a folding area located between the first non-folding area and the second non-folding area; a first support portion supporting the first non-folding area of the display panel; a second support portion supporting the second non-folding area of the display panel; a third support portion fastened between the first support portion and the second support portion and having a rounded upper surface to support the folding area of the display panel; and a bottom cover located in a direction opposite to the third support portion and fastened to the first support portion and the second support portion.
Inventor(s): Seunghyeon Kim of Paju-si (KR) for lg display co., ltd., JunSeok Oh of Paju-si (KR) for lg display co., ltd., SunBok Song of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G06F3/01, G06F3/041
CPC Code(s): G06F3/016
Abstract: a vibration apparatus includes a vibration member including a first vibration generating part in first area of a vibration member, and a second vibration generating part in a second area of the vibration member. the first vibration generating part and the second vibration generating part are configured to vibrate the vibration member in one or more vibration mode shapes.
Inventor(s): Saseong MOON of Paju-si (KR) for lg display co., ltd., SunBok SONG of Paju-si (KR) for lg display co., ltd., MinHo SOHN of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G06F3/01, G06F3/041, G06F3/14
CPC Code(s): G06F3/016
Abstract: a vibration apparatus includes a vibration generating part and a press structure configured at a rear surface of the vibration generating part and configured to apply pressure to the vibration generating part. a display apparatus and a vehicular apparatus having the vibration apparatus are provided. the vibration apparatus may provide an ultrasonic vibration or an ultrasonic haptic to a user when a user touch is applied thereto.
20240256060. TRANSPARENT DISPLAY DEVICE WITH TOUCH SENSOR_simplified_abstract_(lg display co., ltd.)
Inventor(s): JaeHee PARK of Paju-si (KR) for lg display co., ltd., MiReum LEE of Paju-si (KR) for lg display co., ltd., Dojin KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G06F3/041, H10K59/40, H10K59/80, H10K59/88
CPC Code(s): G06F3/0412
Abstract: a transparent display device with a touch sensor can include a plurality of subpixels disposed in a non-transmission area of a substrate, the plurality of subpixels including a light emitting element with an anode electrode, a light emitting layer, and a cathode electrode; and a touch sensor in a transmission area of the substrate and including a touch sensor electrode. also, the transparent display device can include an undercut structure for separating the cathode electrode from the touch sensor electrode of the touch sensor, in which the undercut structure is in the transmission area of the substrate and includes a plurality of inorganic layers including an opening area between an edge area of the touch sensor and an edge area of one of the plurality of subpixels; and an organic pattern on an edge area of the plurality of inorganic layers, the organic pattern being spaced apart from the subpixels.
20240256061. TOUCH DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Sangkyu KIM of Gyeonggi-do (KR) for lg display co., ltd., SeungRok SHIN of Gyeonggi-do (KR) for lg display co., ltd., DeukSu LEE of Seoul (KR) for lg display co., ltd., Yoonnara JANG of Seoul (KR) for lg display co., ltd., Jeonghoon LEE of Gyeonggi-do (KR) for lg display co., ltd.
IPC Code(s): G06F3/041
CPC Code(s): G06F3/0412
Abstract: embodiments of the disclosure may insert a break period when the gate line is not driven, such as a blank period, of an active period of a frame period and perform touch sensing, driven in the same manner as touch sensing driven in the blank period, in the break period, thereby reducing the influence of display driving on touch sensing and enhancing touch sensing performance.
20240256062. TOUCH DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): MinSuk KONG of Paju-si (KR) for lg display co., ltd., Youngjin CHOE of Paju-si (KR) for lg display co., ltd., MiRae LEE of Paju-si (KR) for lg display co., ltd., YoungJun JEON of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G06F3/041, G06F3/044
CPC Code(s): G06F3/0412
Abstract: disclosed is a display device with an integrated touch screen comprising a substrate; a display device comprising a plurality of pixels disposed on the substrate; and a first touch electrode and a second touch electrode disposed on the display device, the first touch electrode includes a first sub-touch electrode and a second sub-touch electrode, the second touch electrode includes a third sub-touch electrode and a fourth sub-touch electrode, and a position of a plurality of open parts disposed between the first sub-touch electrode and the third sub-touch electrode or between the second sub-touch electrode and the fourth sub-touch electrode, is adjusted so that a virtual line connecting the plurality of open parts is not in a straight line.
20240256063. TRANSPARENT DISPLAY DEVICE WITH TOUCH SENSOR_simplified_abstract_(lg display co., ltd.)
Inventor(s): JaeHee Park of Paju-si (KR) for lg display co., ltd., MiReum Lee of Paju-si (KR) for lg display co., ltd., Dojin Kim of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G06F3/041, G06F3/044
CPC Code(s): G06F3/0412
Abstract: a transparent display device including a substrate including a transmissive area and a non-transmissive area; a touch line on the substrate in the non-transmissive area; a touch bridge line in the non-transmissive area; and a touch contact electrode electrically connected to the touch bridge line; and a touch sensor in the transmissive area and including a touch sensor electrode overlapping with the touch contact electrode. further, the touch sensor contacts the touch contact electrode so the touch sensor is electrically connected to the touch bridge line.
20240256064. Touch Sensing Display Apparatus_simplified_abstract_(lg display co., ltd.)
Inventor(s): Kwang Soo Kim of Paju-si (KR) for lg display co., ltd., Yong Ho Kim of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G06F3/041
CPC Code(s): G06F3/0412
Abstract: a touch sensing display apparatus includes a display panel where display driving and touch sensing driving are alternately implemented and a gate driving circuit includes a stages that are sequentially activated to drive gate lines. each stage is activated according to a display carry clock having a voltage level that changes between a gate on voltage and a gate off voltage in a display frame and output a display scan signal to the display panel during the display driving, and each stage is activated according to a touch carry clock changing between the gate on voltage and the gate off voltage in a touch frame and output a touch scan signal to the display panel. an on-pulse width of the touch carry clock is narrower than an on pulse width of the display carry clock.
Inventor(s): HongJu Lee of Paju-si, Gyeonggi-do (KR) for lg display co., ltd., HyeongWon Kang of Seoul (KR) for lg display co., ltd., Youngwoo Jo of Paju-si, Gyeonggi-do (KR) for lg display co., ltd.
IPC Code(s): G06F3/041, G02F1/1333, G02F1/1343, G02F1/1362, G06F3/044, G09G3/36
CPC Code(s): G06F3/0412
Abstract: the present embodiments may provide a touch display device including: a display panel in which a plurality of data lines, a plurality of gate lines, and a plurality of touch electrodes are disposed; a gate-driving circuit configured to drive the plurality of gate lines; a data-driving circuit configured to drive the plurality of data lines; and a touch-driving circuit configured to drive the plurality of touch electrodes while the plurality of data lines and the plurality of gate lines are driven. in this touch display device, while a touch-driving signal swings with a predetermined amplitude, a data signal and a gate signal may also swing with the predetermined amplitude. according to the present embodiments, it is possible to enable high-speed image display and high-speed touch sensing, to perform a display operation and a touch operation simultaneously, and to display an image normally without any image change.
Inventor(s): Seunghyeon KIM of Paju-si (KR) for lg display co., ltd., JunSeok OH of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G06F3/041
CPC Code(s): G06F3/0414
Abstract: a sensor driving circuit includes a sensing channel connected with at least one sensor, a sensor monitoring part configured to receive a sensing signal from the sensing channel and generate a sensing start signal based on the sensing signal, and a sensing part sampling the sensing signal to obtain sensing data based on the sensing start signal.
20240256072. LIGHT EMITTING DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jun HEO of Paju-si (KR) for lg display co., ltd., Su-Bin PARK of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G06F3/041, G01L1/22, G09G3/32
CPC Code(s): G06F3/0414
Abstract: a light emitting display device includes a display panel. the display panel includes a display region where pixels are arranged, a non-display region outside the display region, and a folding region extending along a direction. the display device includes a strain sensor located in the folding region in the non-display region and having a wheatstone bridge circuit structure. the display device includes a gamma reference voltage portion providing an input voltage to the strain sensor. the display device includes a power supply portion providing a reference voltage to the gamma reference voltage portion. the display device includes a controller receiving an output voltage of the strain sensor.
Inventor(s): JunSeok OH of Paju-si (KR) for lg display co., ltd., Seunghyeon KIM of Paju-si (KR) for lg display co., ltd., SunBok SONG of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G06F3/041, G06F3/01
CPC Code(s): G06F3/0416
Abstract: a touch driving circuit includes a touch sensing part configured to sense a touch, and a force sensing part configured to sense a force. force sensing driving of the force sensing part is controlled based on a touch sensing signal of the touch sensing part.
Inventor(s): Tae Gwan LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G06F3/041, G06F3/044, G09G3/3233, G09G3/3266
CPC Code(s): G06F3/04166
Abstract: a gate driving circuit including a driving circuit configured to charge an m node based on a selection signal externally supplied in response to receiving a first carry signal, and charge a q node with a high voltage responsive to a reset signal and a voltage charged in the m node that corresponds to the selection signal, a node controller configured to control the q node and a qb node responsive to driving of the driving circuit, wherein a level of a voltage of the qb node is opposite to a level of a voltage of the q node, and an output circuit configured to output a second carry signal and at least one scan signal responsive to voltages at the q node and qb node included in the node controller.
Inventor(s): DaeUk JEONG of Daejeon (KR) for lg display co., ltd.
IPC Code(s): G06F3/041, G06F3/044, H10K50/84, H10K59/131, H10K59/40
CPC Code(s): G06F3/04166
Abstract: a touch driving circuit and a touch display device, in a touch sensor structure performing a touch sensing based on a mutual-capacitance, as performing a touch sensing based on a self-capacitance and a touch sensing based on the mutual-capacitance, a performance of a touch sensing may be improved. furthermore, as driving channels of x-touch electrode line of y-touch electrode line partially in a period performing a touch sensing based on the self-capacitance, the number of channels driven in each period is reduced and a noise according to a display driving may be reduced when performing a touch sensing based on the self-capacitance.
Inventor(s): Young Joon LEE of Paju-si (KR) for lg display co., ltd., Sang Hyuck BAE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G06F3/041, G06F3/0354
CPC Code(s): G06F3/04184
Abstract: a touch sensing system may include, for example, pixels for displaying an input image, data lines, touch electrodes, a timing controller for dividing one frame into a display driving period for displaying the input image and a touch driving period for driving the touch electrodes, a stylus pen for receiving a pen uplink signal during the touch driving period and outputting a pen downlink signal, and a touch sensing circuit for causing the pen uplink signal to be radiated to the stylus pen from the data lines during the touch driving period and for sensing voltages of the touch electrodes based on the pen downlink signal. in another example, a touch sensing system may supply the pen uplink signal, which is to be radiated to the stylus pen, using touch electrodes and reference voltage lines during the touch driving period. methods of driving a touch sensing system are also disclosed.
20240256206. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Daeyoung SEO of Seoul (KR) for lg display co., ltd., Jongsung KIM of Seoul (KR) for lg display co., ltd., Yongmin HA of Seoul (KR) for lg display co., ltd.
IPC Code(s): G06F3/14
CPC Code(s): G06F3/1446
Abstract: a display apparatus includes a first group including a plurality of first panels, a second group including plurality of second panels stacked on the first group, and a circuit film disposed at one portion of the first group and configured to apply a line signal to the first group. the first group and the second group are stacked on each other to be not aligned with each other. the first group and the second group are electrically connected to each other so that the line signal passes through the first group and the second group.
Inventor(s): Yumin HONG of Gyeonggi-do (KR) for lg display co., ltd., Sangyun KIM of Gyeonggi-do (KR) for lg display co., ltd., Seongen LEE of Gyeonggi-do (KR) for lg display co., ltd.
IPC Code(s): G06F9/32, G09G5/18
CPC Code(s): G06F9/321
Abstract: a timing controller suitable for providing image data and control signals to a display panel includes at least one dedicated controller configured to instruct the display panel to perform a specific operation; and a dedicated processor configured to store at least one communication-dedicated instruction, interpret, according to a communication signal designating an operation area of a communication-dedicated instruction received from an external or internal general processor, the communication-dedicated instruction within the operation area, sequentially transmit communication request signals to the corresponding dedicated controller, sequentially receive communication completion signals from the dedicated controller, and transmit an operation completion signal to the general processor when a communication completion signal for the communication-dedicated instruction of the operation area is finally received.
20240257679. DISPLAY DEVICE AND DRIVING METHOD THEREOF_simplified_abstract_(lg display co., ltd.)
Inventor(s): Hyojoon PARK of Paju-si (KR) for lg display co., ltd., Mookyiung HONG of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/00, G09G3/20, G09G3/3233
CPC Code(s): G09G3/006
Abstract: embodiments relate to display devices and driving methods thereof. a display device includes a display panel including a sub-pixel arranged thereon and configured to display an image, a power controller configured to supply a reference voltage to the sub-pixel, a sensing circuit configured to sense a voltage of the sub-pixel during a blank time within a frame during the display driving of the image, and a timing controller configured to detect a defect of the display panel based on the voltage sensed during the display driving.
20240257680. DISPLAY DEVICE AND DRIVING METHOD THEREOF_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jinsol CHOI of Paju-si (KR) for lg display co., ltd., Mookyoung HONG of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/00, G09G3/20, G09G3/3233, G09G3/3291
CPC Code(s): G09G3/006
Abstract: aspects relate to a display device and driving method thereof. a display device includes a display panel including a sub-pixel and displaying an image in units of frames, a data driver including a driving circuitry applying data voltage to the sub-pixel during an active time displaying an image within one frame and a sensing circuitry sensing the sub-pixel during the active time, and a timing controller detecting a defect of the display panel based on a sensing result of the sensing circuitry, wherein the frame includes an active time for display the image and a blank time for sensing a characteristic value of the sub-pixel, and the timing controller turns on the sampling switch at least one time during the active time.
20240257682. FOLDABLE DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): SeongTae CHO of Goyang-si (KR) for lg display co., ltd., Rakhee PARK of Changwon-si (KR) for lg display co., ltd., KyungSeok KIM of Paju-si (KR) for lg display co., ltd., Hyunyoung LEE of Gyeongsan-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/00, G06F3/041, G09G3/3225, H10K59/40, H10K59/80, H10K102/00
CPC Code(s): G09G3/035
Abstract: a foldable display device includes a substrate including a display area including a folding area and a non-display area surrounding the display area and including a bending area and a pad area; a pixel circuit unit disposed on the substrate in the display area; an encapsulation portion disposed on the pixel circuit unit; a touch sensing unit disposed on the encapsulation portion and including touch electrodes; a plurality of lines disposed on the bending area; and an antistatic member disposed in the bending area and including the same material as the touch electrodes.
20240257683. OPTICAL COMPENSATING SYSTEM AND METHOD_simplified_abstract_(lg display co., ltd.)
Inventor(s): JaeSung JEON of Seoul (KR) for lg display co., ltd., Hyeonju PARK of Incheon (KR) for lg display co., ltd., Hyeonwoo LEE of Daegu (KR) for lg display co., ltd.
IPC Code(s): G09G3/00
CPC Code(s): G09G3/035
Abstract: discussed are an optical compensating system and method. specifically, there can be provided an optical compensating method, comprising generating initial flat data for a display panel in a flat state displaying a test image, generating initial curve data for the display panel in a curved state displaying the test image, extracting point data for a plurality of points in the initial flat data and the initial curve data, generating deviation data using the point data, generating a curve data map by applying a weight according to a curvature at each point to the deviation data, generating final curve data by applying the curve data map to the initial curve data, and generating compensation data from the final curve data.
20240257685. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Seung-Hee KANG of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/00, G06F1/16
CPC Code(s): G09G3/035
Abstract: the present disclosure relates to a display device, and the display device according to the embodiment of the present disclosure includes a substrate including a display area and a non-display area, the non-display area including a bending area, a first area disposed at one side of the bending area, and a second area disposed at the other side of the bending area, a plurality of pads disposed on an upper portion of the substrate in the first area and including a first pad, a circuit element configured to supply electric power at least to the first pad among the plurality of pads, a plurality of signal lines disposed on the upper portion of the substrate in the bending area and including a first signal line electrically connected to the first pad, the plurality of signal lines being electrically connected to the plurality of pads, respectively, a planarization layer configured to cover the plurality of signal lines, and a shield layer disposed over the planarization layer and configured to at least cover the first signal line among the plurality of signal lines.
Inventor(s): Jae Yi Choi of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/20
CPC Code(s): G09G3/20
Abstract: a display apparatus includes a display panel; a gate driver configured to drive gate lines of the display panel, the gate driver including gate stages that are connected to a power line that supplies an output voltage to the gate stages; a comparator circuit coupled with the gate driver through a feedback line, the comparator circuit configured to compare a first divided voltage of a first node of the comparator circuit that is based on a feedback current in the feedback line and a second divided voltage of a second node of the comparator circuit that based on a reference voltage, and supply the output voltage to a third node of the comparator circuit that is connected to the power line, the output voltage based on the comparison between the first divided voltage and the second divided voltage.
Inventor(s): Boyun JUNG of Seoul (KR) for lg display co., ltd., BoGun SEO of Gyeonggi-do (KR) for lg display co., ltd., Kyu-Jin KIM of Seoul (KR) for lg display co., ltd., SeungTaek OH of Seoul (KR) for lg display co., ltd., Donggun LEE of Gyeonggi-do (KR) for lg display co., ltd.
IPC Code(s): G09G3/20, G09G3/3225
CPC Code(s): G09G3/2007
Abstract: the present disclosure relates to a display device, a gamma correction circuit, and a display driving method that are capable of reducing a level at which a boundary between a normal area and an optical area is perceived by a user by correcting image data based on a gamma curve selected based on an area where a subpixel to which image data is to be supplied is disposed among a first gamma curve for the first driving area, a second gamma curve for the second driving area, and a third gamma curve for the boundary driving area, and outputting corrected image data.
20240257691. OPTICAL COMPENSATING SYSTEM AND METHOD_simplified_abstract_(lg display co., ltd.)
Inventor(s): JaeSung JEON of Seoul (KR) for lg display co., ltd., Hyeonju PARK of Incheon (KR) for lg display co., ltd., Hyeonwoo LEE of Daegu (KR) for lg display co., ltd.
IPC Code(s): G09G3/20
CPC Code(s): G09G3/2007
Abstract: embodiments of the disclosure relate to an optical compensating system and method. specifically, there may be provided an optical compensating method, comprising generating a first photographed image for a first area of a display panel including an overlapping area, generating a second photographed image for a second area of the display panel including the overlapping area, extracting a camera gamma value for the second area, calculating a reference grayscale value in the overlapping area, using the camera gamma value for the second area, generating a corrected luminance value of the overlapping area by applying weights on the basis of the position to the reference grayscale value, generating compensation data from the corrected luminance value, and transmitting the compensation data to a display device.
20240257693. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Ji-Yong HWANG of Paju-si (KR) for lg display co., ltd., Jong-Taek KIM of Paju-si (KR) for lg display co., ltd., Ki-Tae YU of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/20, G09G3/3208
CPC Code(s): G09G3/2055
Abstract: a display apparatus includes a display panel configured to display an image, an image analysis portion configured to calculate a crosstalk level when a crosstalk pattern exists in the image, and a dithering portion configured to set a dithering bit corresponding to the crosstalk level and perform a time dithering processing with the dithering bit on input image data located in a region where a crosstalk occurs by the crosstalk pattern, in order to generate compensation image data.
Inventor(s): Jun-Hwan NOH of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/20, G09G3/3233, G09G3/3266
CPC Code(s): G09G3/2092
Abstract: a display device includes a timing controlling unit generating an image data, a data control signal and a gate control signal; a data driving unit generating a data signal using the image data and the data control signal; a gate driving unit generating a gate signal using the gate control signal; and a display panel displaying an image using the data signal and the gate signal, wherein the timing controlling unit includes a frequency modulating part configured to increase a frequency of the data signal when an event to the display panel occurs and decrease the frequency after a predetermined interval.
20240257699. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Minho CHO of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/20, G09G3/3233
CPC Code(s): G09G3/2096
Abstract: discussed is a display device including a frequency calculator configured to calculate a driving frequency of a previous frame and compare the driving frequency of the previous frame and a threshold driving frequency, a compensation data calculator configured to calculate compensation data based on a comparison result of the frequency calculator that the driving frequency of the previous frame is lower than the threshold driving frequency a data storage configured to provide the compensation data corresponding to the calculated compensation data to an image data output unity, and the image data output unit configured to output the compensation data to a data driver.
20240257700. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Beomjun SHIN of Goyang-si (KR) for lg display co., ltd., Gyeongho RYU of Daegu (KR) for lg display co., ltd.
IPC Code(s): G09G3/20, G09G3/3208
CPC Code(s): G09G3/2096
Abstract: the present disclosure relates to a display device. a display device according to an exemplary embodiment of the present disclosure includes a display panel in which a plurality of pixels is disposed, a timing controller which generates and outputs drive signals required to drive the display panel, a first communication line which is electrically connected between the timing controller and a first memory and is electrically connected to an external device, a second communication line which is connected between the timing controller and a second memory and is electrically connected to the external device and a line controller which controls whether to use the second communication line depending on whether the first communication line is used.
20240257704. DISPLAY DEVICE AND DISPLAY PANEL_simplified_abstract_(lg display co., ltd.)
Inventor(s): ChoongHoon LEE of Gyeonggi-do (KR) for lg display co., ltd., Jisoo LEE of Incheon (KR) for lg display co., ltd.
IPC Code(s): G09G3/20, G09G3/3233, H10K59/121, H10K59/124, H10K59/131
CPC Code(s): G09G3/2096
Abstract: a display device includes a display panel including a plurality of first, second, third subpixels, a data driving circuit supplying data voltages to the display panel, a gate driving circuit supplying gate signals to the display panel, and a timing controller controlling the data driving circuit and the gate driving circuit. each of the first subpixels and the second subpixels includes a first conductive electrode positioned to overlap a first node of a first driving transistor driving a first light emitting element, over the first driving transistor, a data voltage applied to the first node of the first driving transistor. the third subpixels include a second conductive electrode positioned to not overlap a first node of a second driving transistor driving a second light emitting element, over the second driving transistor, a data voltage applied to the first node of the second driving transistor.
20240257705. Display Device_simplified_abstract_(lg display co., ltd.)
Inventor(s): Minhoi Kim of Paju-si (KR) for lg display co., ltd., Taegung Kim of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/20, G09G3/3233
CPC Code(s): G09G3/2096
Abstract: a display device is disclosed that includes a display panel having pixels configured to display images during a first frame, a second frame, and a third frame, each of the first frame, the second frame, and the third frame including an active period and a blanking period; a counting circuit configured to count a duration of the blanking period of the first frame after the active period of the first frame; a comparison circuit configured to compare the counted duration of the blanking period of the first frame with a threshold time required for sensing at least one pixel or a threshold time required to prepare for driving the pixels during the second frame; and a delay decision circuit configured to determine whether to increase a duration of the blanking period of the first frame based on the comparison.
20240257706. Display Device and Driving Method Thereof_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jeongsoo Han of Paju-si (KR) for lg display co., ltd., Jinsol Choi of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/20, G09G3/3233, G09G3/3275
CPC Code(s): G09G3/2096
Abstract: embodiments relate to a display device and driving method thereof. a display device includes a display panel including a sub-pixel, a data driver including a driving circuitry configured to output data voltage to the sub-pixel and a sensing circuitry configured to sense a characteristic of the sub-pixel, and a timing controller configured to determine a compensation value of video data based on the sensed characteristic and corrects the compensation value based on sensing of an output data voltage of the driving circuitry.
20240257707. CONTROLLER AND DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jaeik YOO of Seoul (KR) for lg display co., ltd., JungHyeon KIM of Paju-si (KR) for lg display co., ltd., SangHo YU of Seoul (KR) for lg display co., ltd., Tae-Wook KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/20, G09G3/32
CPC Code(s): G09G3/2096
Abstract: a controller and a display device including the controller are discussed. the display device can perform a compensation based on a stress value for each sub-pixel and update a correction table used for compensation using a sensing value acquired at a preset period. as such, it is possible to improve the accuracy of real-time compensation. in addition, since it is possible to compensate for a sub-pixel for which a sensing value is not acquired using an indirect gain according to the ratio of the stress values of the sub-pixel to a sensing value, the accuracy of compensation can be improved even if sensing for each sub-pixel sharing a sensing line may not be easy.
Inventor(s): Ju Hong KIM of Paju-si (KR) for lg display co., ltd., Yong Chan PARK of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/30
CPC Code(s): G09G3/30
Abstract: a gate driver according to an embodiment and a display device including the same are disclosed. the gate driver according to the embodiment includes an output clock line through which an output clock signal is applied, a dummy clock line disposed side by side with the output clock line and through which a dummy clock signal is applied, a pull-up transistor including a first electrode connected to the output clock line, a gate electrode connected to a first control node, and a second electrode connected to an output node from which a gate signal is output, and a pull-down transistor including a first electrode connected to the output node, a gate electrode connected to a second control node, and a second electrode connected to a power line through which a low-potential power voltage is applied.
Inventor(s): SeongHo YUN of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/32
CPC Code(s): G09G3/32
Abstract: a display device can include a display panel having subpixels each including a driving transistor; a data driver to drive data lines and reference lines connected to the subpixels; a timing controller to control the data driver; and a power management circuit to supply a reference voltage to the reference lines. also, the data driver receives the reference voltage of a first specific level for a first row line of the subpixels from the power management circuit and supplies the reference voltage of the first specific level to the first row line as an initialization voltage during a threshold voltage sensing mode, and receives the reference voltage of a second specific level for a second row line of the subpixels from the power management circuit and supplies the reference voltage of the second specific level to the second row line as the initialization voltage during the threshold voltage sensing mode.
Inventor(s): Sujin HWANG of Paju-si (KR) for lg display co., ltd., Miyoung SON of Goyang-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/32
CPC Code(s): G09G3/32
Abstract: in one aspect, a micro-led display device includes a display panel with an array of a plurality of pixels, a first switch line, and a second switch line disposed in the display panel. each of the plurality of pixels includes a micro-led; a sub-pixel circuit configured to cause the micro-led to emit light; and a gate in active (gia) circuit configured to provide a scan signal to the sub-pixel circuit. the gia circuit includes at least one gate driver configured to be enabled or disabled based on a first selection signal transmitted from the first switch line. the gia circuit further includes at least one redundant gate driver configured to be enabled or disabled based on a second selection signal transmitted from the second switch line, wherein the redundant gate driver is enabled when the gate driver is disabled.
20240257716. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Daeyoung SEO of Seoul (KR) for lg display co., ltd., Juhyun NAM of Seoul (KR) for lg display co., ltd., Yongmin HA of Seoul (KR) for lg display co., ltd.
IPC Code(s): G09G3/32, H01L25/16, H01L27/12
CPC Code(s): G09G3/32
Abstract: discussed is a display device in which a photo transistor that senses light from a light-emitting element is disposed in a separate wiring substrate from a panel unit in which the light-emitting element is disposed. thus, the photo transistor is used as a component of a compensation unit that compensates for a difference between luminance of pixels based on a sensing result of the light from the light-emitting element.
20240257717. Display Apparatus_simplified_abstract_(lg display co., ltd.)
Inventor(s): Byunghyun Lee of Paju-si (KR) for lg display co., ltd., Hun Jang of Paju-si (KR) for lg display co., ltd., Yongmin Ha of Seoul (KR) for lg display co., ltd.
IPC Code(s): G09G3/32, H01L25/075, H01L33/62
CPC Code(s): G09G3/32
Abstract: disclosed is a display apparatus in which a gip circuit part is disposed in a panel part separate from a panel part including a pixel, such that decrease in a size of a transmissive area of the panel part including the pixel due to the gip circuit part is minimized. thus, a transmittance of the display apparatus embodied as a transparent display apparatus may be improved.
20240257719. DISPLAY PANEL AND DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): YoungKyu SHIN of Paju-si (KR) for lg display co., ltd., SeonGeun GIM of Paju-si (KR) for lg display co., ltd., Solip JU of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/32
CPC Code(s): G09G3/32
Abstract: a display panel and a display apparatus are provided, in which a ratio of a plurality of areas capable of independently controlling a viewing angle in a display area may be adjusted. the display panel includes pixel blocks including subpixels and multiplexer circuits disposed in a bezel area and individually connected to the pixel blocks. the multiplexer circuits supplies first and second mode control signals to any one of the pixel blocks. the subpixels include a first light-emitting element connected to a driving transistor through a first mode control transistor controlled by the first mode control signal, a second light-emitting element connected to the driving transistor through a second mode control transistor controlled by the second mode control signal, a first lens area disposed on the first light-emitting element, and a second lens area disposed on the second light-emitting element.
20240257722. LIGHT EMITTING DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): JunHee HAN of Paju-si (KR) for lg display co., ltd., JeongHwan KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/32, G09G3/00
CPC Code(s): G09G3/32
Abstract: a light emitting display apparatus in which non-display light emitting devices are provided in a non-display area provided with a gate driver is provided. the light emitting display apparatus includes a light emitting display panel divided into a display area provided with pixels including light emitting devices and a non-display area provided outside the display area and a power supply supplying power to the light emitting display panel, wherein a gate driver for supplying gate pulses to gate lines provided in the light emitting display panel is provided in the non-display area, and a non-display light emitting device is connected to a non-display transistor provided in the gate driver.
Inventor(s): Yongsang Lee of Seoul (KR) for lg display co., ltd.
IPC Code(s): G09G3/32, G09G3/3233
CPC Code(s): G09G3/32
Abstract: embodiments of the disclosure relate to a display compensation system and a display panel compensation method. specifically, it is possible to enhance the luminance uniformity of the display panel by generating a current temporary shift voltage by adding a unit offset voltage to a previous temporary shift voltage, generating modified image data by compensating for image data based on the current temporary shift voltage, driving the display panel based on the modified image data, and reducing the luminance difference value which is the difference between the maximum luminance data and the minimum luminance data for the display panel.
20240257735. PIXEL CIRCUIT OF DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Yong Chan PARK of Paju-si (KR) for lg display co., ltd., Ju Hong KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233, G09G3/3266, G09G3/3291
CPC Code(s): G09G3/3233
Abstract: a pixel circuit of a display apparatus includes a driving transistor including a gate electrode coupled with a gate node, a drain electrode coupled with a high level pixel power source, and a source electrode coupled with a source node; a light emitting device coupled with the source node and coupled with a low level pixel power source; a first transistor turned on based on a first scan signal; a second transistor turned on based on a second scan signal; a first capacitor coupled between the gate node and the source node; a second capacitor coupled with the source node at one electrode thereof; a third transistor turned on based on a third scan signal to couple the gate node with the other electrode of the second capacitor; and a fourth transistor turned on based on a fourth scan signal to apply a data voltage to the gate node.
20240257736. Display Device_simplified_abstract_(lg display co., ltd.)
Inventor(s): Hyunkyo Lim of Paju-si (KR) for lg display co., ltd., Dongsup Sim of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233, G09G3/00
CPC Code(s): G09G3/3233
Abstract: a display apparatus includes a pixel row including a plurality of pixels. each pixel includes a driving transistor that provides a driving current to a light emitting element, and includes a gate electrode, a first electrode, and a second electrode. the first transistor includes a gate electrode that receives a first scan signal, a first electrode receives a data voltage, and a second electrode. the second transistor includes a gate electrode that receives a second scan signal, a first electrode that receives an initialization voltage, and a second electrode. a ripple detection unit detects ripples that occur in pixel rows in the display apparatus. a compensation image data calculation unit calculates the magnitude of the compensation image data based on the difference between the voltage level of the initialization voltage of a pixel row in which the ripple occurs and a reference initialization voltage level.
Inventor(s): Nam-Kil PARK of Paju-si (KR) for lg display co., ltd., Jung-Min LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233, G09G3/20, H10K59/131
CPC Code(s): G09G3/3233
Abstract: a display device includes: a timing controlling unit configured to generate an image data, a data control signal and a gate control signal; a data driving unit configured to generate a data signal using the image data and the data control signal; a gate driving unit configured to generate a gate signal using the gate control signal; and a display panel configured to display an image using the data signal and the gate signal, wherein a start signal of the gate control signal has one pulse between a logic high voltage and a logic low voltage during a refresh subframe where the data signal and the gate signal are supplied and has a plurality of pulses between the logic high voltage and the logic low voltage during an anode reset subframe where supply of the data signal and the gate signal is stopped.
Inventor(s): Chang Duk HA of Paju-si (KR) for lg display co., ltd., Jae Young KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233
CPC Code(s): G09G3/3233
Abstract: provided is a display device. the display device includes a display panel including a subpixel, the subpixel includes a compensation circuit configured to compensate for a driving current generated from a driving transistor based on a compensation voltage input from outside of the sub-pixel.
Inventor(s): Junhwan Noh of Seoul (KR) for lg display co., ltd., HyunKyo Lim of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233, G09G3/3266
CPC Code(s): G09G3/3233
Abstract: the pixel circuit and a display apparatus including the same are disclosed. a supply frequency of a fourth scan signal which is supplied to the pixel may be controlled, in response to a frame frequency (or a supply frequency of a second scan signal) of the display apparatus. the pixel circuit and the display apparatus including the same may be driven at various frame frequencies and suppress the mura phenomenon which may be visible to the user.
20240257740. LIGHT EMITTING DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): MinKyung LEE of Paju-si (KR) for lg display co., ltd., ChangHoon JEON of Paju-si (KR) for lg display co., ltd., Li-Jin KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233, G09G3/3266
CPC Code(s): G09G3/3233
Abstract: a light emitting display apparatus includes a pixel having a pixel driving circuit and a light emitting device, and a gate driver supplying gate signals to the pixel driving circuit. the pixel driving circuit includes a switching transistor and a first light emitting transistor. the first light emitting transistor is connected between an anode of the light emitting device and a first node, and the switching transistor is connected between a data line in the light emitting display panel and the first node. during use, the gate driver turns on the first light emitting transistor m times per second (m is a natural number of 3 or more) and turns on the switching transistor s times smaller than m times and more than one time (s is a natural number of 2 or more) per second. one second is divided into a refresh period and an anode reset period.
20240257741. LIGHT EMITTING DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): MinKyung LEE of Paju-si (KR) for lg display co., ltd., ChangHoon JEON of Paju-si (KR) for lg display co., ltd., Li-Jin KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233
CPC Code(s): G09G3/3233
Abstract: a light emitting display apparatus includes a pixel including a pixel driving circuit and a light emitting device, and a gate driver supplying gate signals to the pixel driving circuit. the pixel driving circuit includes a switching transistor, a driving transistor, and a first light emitting transistor. the first light emitting transistor is connected between an anode of the light emitting device and a first node, the driving transistor controls the size of the current supplied to the light emitting device through the first node and the first light emitting transistor, and the switching transistor controls the supply of a data voltage to the light emitting device through the first node. during the use of the light emitting display apparatus, one second is divided into a refresh period and an anode reset period, and the switching transistor is turned on only during the refresh period.
20240257742. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jin-Hun KIM of Paju-si (KR) for lg display co., ltd., Ju-Hee EUN of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233
CPC Code(s): G09G3/3233
Abstract: a display apparatus includes: a display panel in which a display region including first to third regions is defined, and which includes a first data line and a second data line connected to first and second pixels of the first and second regions; a driving transistor, a sampling transistor, and a data supply transistor included in each of the first and second pixels; a vertical link line in the first region, and forming a parasitic capacitance with a first node of the first pixel; a horizontal link line in the third region, and connecting the vertical link line and the second data line; and a data compensation portion which calculates a voltage coupling amount caused in the first pixel according to a change of data voltage applied to the vertical link line and provided to the second pixels during the sampling section after the data writing section of the first pixel, calculates a compensation value for the voltage coupling amount, and applies the compensation value to a first input image data of the first pixel to generate a compensated image data.
Inventor(s): Yong Won LEE of Paju-si (KR) for lg display co., ltd., Do Hyun KIM of Paju-si (KR) for lg display co., ltd., Hyun Soo LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233
CPC Code(s): G09G3/3233
Abstract: a pixel circuit and a display device including the same are disclosed. the pixel circuit includes a driving element connected to a first node, a second node, and a third node; a capacitor connected between the second node and the third node; a first switch element connected between a data line to which a data voltage of pixel data is applied and the second node; a second switch element connected between the first node and the second node; a third switch element; a fourth switch element; and a light emitting element. when the third switch element is turned on, a reference voltage is applied to the third node or an anode electrode of the light emitting element.
Inventor(s): Do Young JUNG of Paju-si (KR) for lg display co., ltd., Byeong Seong SO of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233, G09G3/3258, G09G3/3266, G09G3/3291
CPC Code(s): G09G3/3233
Abstract: a pixel circuit according to an embodiment and a display device including the same are disclosed. the pixel circuit includes a driving element including a driving element including a first electrode connected to a pixel driving voltage line, a gate electrode connected to a first node, and a second electrode connected to a second node, a first switch element configured to supply a data voltage to the first node in response to a first gate signal, a second switch element configured to supply an initialization voltage to the first node in response to a second gate signal, a third switch element configured to supply a reference voltage to a third node in response to a third gate signal, a fourth switch element configured to connect the second node and the third node in response to a fourth gate signal, a first capacitor connected between the first node and the second node, a second capacitor connected between the pixel driving voltage line and the second node, a third capacitor connected between a gate electrode of the second switch element and the second node and a light-emitting element connected between the third node and a low-potential power voltage line.
Inventor(s): Do Young Jung of Paju-si (KR) for lg display co., ltd., Byeong Seong So of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233
CPC Code(s): G09G3/3233
Abstract: a sensing circuit and a display device including the same. the sensing circuit includes: a data driver configured to supply data voltage, which is increased stepwise, to the data line during a sensing time; a gate driver configured to supply gate signals to the gate lines during the sensing time; and an analog-to-digital converter configured to convert a sensing voltage on the sensing line into digital data during the sensing time.
20240257747. DISPLAY DEVICE AND DRIVING METHOD_simplified_abstract_(lg display co., ltd.)
Inventor(s): DongYoon LEE of Seoul (KR) for lg display co., ltd., InHyo HAN of Seoul (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233
CPC Code(s): G09G3/3233
Abstract: a display device and a driving method thereof. while a turn-on gate signal is being supplied to a first gate line, a dummy voltage is supplied to a first type data line, and a first image frame voltage for expressing a first image frame line is supplied to a second type data line. the readability of an image frame is improved.
20240257748. DISPLAY DEVICE AND METHOD OF DRIVING SAME_simplified_abstract_(lg display co., ltd.)
Inventor(s): Moung O KIM of Paju-si (KR) for lg display co., ltd., Yu Sok LIM of Paju-si (KR) for lg display co., ltd., Min Woo OH of Paju-si (KR) for lg display co., ltd., Hye Rin KIM of Paju-si (KR) for lg display co., ltd., Tae Hoon LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233, G09G3/3291
CPC Code(s): G09G3/3233
Abstract: a display device according to an embodiment of the present disclosure includes a display panel including a plurality of pixels, a data driver configured to generate an image data voltage based on compensated image data generated by compensating for input image data and to apply the generated image data voltage to the display panel, and a deterioration compensation device configured to generate compensated image data by compensating for the input image data in response to an accumulated amount of deterioration data of the pixels and to apply the compensated image data to the data driver, wherein the deterioration compensation device compensates for the input image data on the basis of gamma values changed according to degrees of deterioration of the pixels.
Inventor(s): Ki Min SON of Paju-si (KR) for lg display co., ltd., Ki Bok PARK of Paju-si (KR) for lg display co., ltd., Chang Hee KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233, G09G3/3266
CPC Code(s): G09G3/3233
Abstract: disclosed are a display panel, a pixel circuit arranged therein and a display device including the same. the display panel includes a sub-pixel of a first color, a sub-pixel of a second color, and a sub-pixel of a third color. each of the sub-pixels of the first color, the second color, and the third color includes: a driving element including a first electrode coupled to a first node, a gate electrode coupled to a second node, and a second electrode coupled to a third node. the display panel includes a light emitting element including an anode electrode connected to the fourth node and configured to be driven by a current from the driving element; a first capacitor connected between the second node and the third node; and a second capacitor coupled between a constant voltage line and the third node or between the third node and the fourth node.
Inventor(s): Ji Su CHOI of Paju-si (KR) for lg display co., ltd., Kyung Hyun LIM of Paju-si (KR) for lg display co., ltd., Yu Hee KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3233
CPC Code(s): G09G3/3233
Abstract: an electroluminescent display apparatus includes a display panel, a sensing circuit performing a first sensing process on some pixels of the display panel to obtain a normal sensing value during a first sensing period and performing a second sensing process on all pixels of the display panel to obtain a temporary sensing value during a second sensing period, and a compensation circuit calculating a temporary sensing deviation value between adjacent pixels, based on the temporary sensing value, obtaining a compensation value for the some pixels, based on the normal sensing value, and obtaining a delta compensation value for the other pixels except the some pixels, based on the normal sensing value and the temporary sensing deviation value.
Inventor(s): Seung Ho HEO of Paju-si (KR) for lg display co., ltd., Dong Hyun LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3258, G09G3/3241
CPC Code(s): G09G3/3258
Abstract: disclosed is a pixel circuit and a display device including the pixel circuit. the pixel circuit includes: a driving element; a light emitting element; a first capacitor connected between a second node and a fourth node; a second capacitor connected between a third node and the fourth node; a first switch element connected between the second node and a data line; a second switch element connected between the fourth node and a third voltage node; a third switch element connected between the third node and a fourth voltage node; a fourth switch element connected between the second node and the third voltage node; and a fifth switch element connected between the third node and an anode electrode of a light emitting element. in various embodiments, one or more the second third, fourth
Inventor(s): Junwoo JANG of Seoul (KR) for lg display co., ltd., JungGeun JO of Gyeonggi-do (KR) for lg display co., ltd.
IPC Code(s): G09G3/3258
CPC Code(s): G09G3/3258
Abstract: the present disclosure relates to a display device, a display controller, and a display driving method that are capable of reducing a colorfulness perception difference between a normal area including a first driving area and an optical area including a second driving area by controlling at least one of the number of light emitting pixels per unit area, luminance, and saturation of an area between the first driving area and the second driving area, which have different numbers of light emitting pixels per unit area, when a high saturation image is displayed.
20240257759. Display Device and Method of Driving Same_simplified_abstract_(lg display co., ltd.)
Inventor(s): Hee Young Chae of Paju-si (KR) for lg display co., ltd., Kil Hwan Oh of Paju-si (KR) for lg display co., ltd., Sung Wook Choi of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3258
CPC Code(s): G09G3/3258
Abstract: the present disclosure provides a light emitting display device including a display panel configured to display an image, a data driver configured to drive the display panel, and a timing controller configured to control the data driver, wherein the display panel includes a first sub-pixel connected to a data line but not a sensing line, and a second sub-pixel connected to the data line and the sensing line.
20240257760. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Donghyeok LEE of Paju-si (KR) for lg display co., ltd., Changsung LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3258, G09G3/00
CPC Code(s): G09G3/3258
Abstract: disclosed is a display device including: pixels each including a driving transistor that includes a first electrode receiving a high-potential driving voltage, a second electrode connected to an anode of a light emitting element, and a gate electrode receiving a data voltage; a source driving integrated circuit (ic) configured to receive a sensing information output from each of the pixels and corresponding to a threshold voltage of the driving transistor; and a timing controller configured to calculate the threshold voltage of the driving transistor in each pixel based on the sensing information, the timing controller including: a defective pixel detector configured to detect a defective pixel by receiving the sensing voltages of the pixels from the source driving ic, and a sensing range controller configured to adjust a first sensing range preset for the adc upon presence of the defective pixel detected by the defective pixel detector.
20240257761. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Won-Hee LEE of Paju-si (KR) for lg display co., ltd., Ji-Woong PARK of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3258
CPC Code(s): G09G3/3258
Abstract: a display apparatus includes a data driving portion having a plurality of driving portions corresponding to a plurality of split regions of a display panel, a gamma voltage portion providing a same gamma voltage set to the plurality of driving portions, and a data processing portion including a data adjustment portion and a maximum dimming signal extraction portion. the data adjustment portion can process a plurality of input image data corresponding to the plurality of split regions to output a plurality of output image data to the plurality of driving portions, and the maximum dimming signal extraction portion can provide a maximum dimming signal among a plurality of dimming signals for the plurality of split regions to the gamma voltage portion.
20240257763. DISPLAY DEVICE HAVING GATE DRIVER_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jun Ho BONG of Paju-si (KR) for lg display co., ltd., Jae Young KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3266, G09G3/3233
CPC Code(s): G09G3/3266
Abstract: a display device including a gate driver capable of preventing threshold voltage shift of thin film transistors constituting the gate driver from influencing an output of the gate driver is disclosed. the display device includes a display panel including a plurality of gate lines and a plurality of data lines, and a gate driver including at least one scan driver. the gate driver sequentially outputs a scan signal to the plurality of gate lines. the at least one scan driver includes an output buffer configured to output a first clock signal as a scan signal in response to signals of a q-node and a qb-node, and a first transistor configured to supply a low-level voltage to the qb-node in response to a start signal or a scan signal of an upstream stage.
Inventor(s): Jinhyuk KIM of Gyeongsangnam-do (KR) for lg display co., ltd.
IPC Code(s): G09G3/3266, G01R31/28, G09G3/00
CPC Code(s): G09G3/3266
Abstract: embodiments of the disclosure relate to an optical compensation device and an optical compensation method that may minimize the flicker phenomenon by applying a polynomial regression algorithm. the optical compensation device may include a basic data sampling module for sampling a basic data of a subpixel disposed on a display panel; and a compensation data generating module for generating a compensation data for the subpixel by a polynomial regression method based on the sampled basic data.
20240257765. LIGHT EMITTING DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jae-Min KIM of Paju-si (KR) for lg display co., ltd., Bong-Hwan KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3266, H10K59/121
CPC Code(s): G09G3/3266
Abstract: a light emitting display device in which odd scan stages receive odd first and second scan clocks alternately, and even scan stages receive an even scan clock, in a multi-frequency mode in which a first region is driven at a higher frequency than a second region, an odd first scan clock is provided to a n+5-th scan stage at a begin of the second region, an even scan clock is provided to a n+4-th scan stage at an end of the first region, and an odd second scan clock is provided to a n+3-th scan stage of the first region, and in the multi-frequency mode, during a driving frame of refreshing the first region and refresh-skipping the second region, the odd first scan clock does not have an i+2-th clock pulse corresponding to a scan pulse of the n+4-th first scan line.
20240257766. DISPLAY DEVICE AND DRIVING METHOD THEREOF_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jiyeon CHOI of Paju-si (KR) for lg display co., ltd., Taewoo KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3266
CPC Code(s): G09G3/3266
Abstract: embodiments relate to a display device and driving method thereof. a display device includes a display panel including a pixel arranged thereon, a gate driving circuit configured to supply a scan signal to the pixel, a power control unit configured to output a gate driving voltage to the gate driving circuit, a sensing unit configured to sense an input electric signal and output sensing data, and a timing controller configured to control operations of the gate driving circuit.
20240257768. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Dong-Ki YOON of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3266, G09G3/36
CPC Code(s): G09G3/3266
Abstract: a display apparatus includes a display panel including a pixel and a gate line connected to the pixel. the apparatus includes a gate driving circuit including a stage that outputs a gate signal to the gate line. the stage includes a first pull-up transistor and a first pull-down transistor that are connected to each other with a first output terminal, which outputs the gate signal, therebetween. the stage includes a q node and a qb node that are respectively connected to the first pull-up transistor and the first pull-down transistor. the stage includes a transistor and a transistor which are located in a discharge path of the q node and are connected in series with each other with a qc node therebetween, and whose gate electrodes are connected to the qb node. the stage includes a charging capacitor connected to the qc node.
Inventor(s): Haksu KIM of Daegu (KR) for lg display co., ltd., SeongHo CHO of Gumi-si (KR) for lg display co., ltd., HwanJoo LEE of Daegu (KR) for lg display co., ltd.
IPC Code(s): G09G3/3291, G09G3/20, G09G3/3233, H10K59/80
CPC Code(s): G09G3/3291
Abstract: a display device can include a display panel including a first area configured to operate in a first mode, and a second area configured to operate in the first mode or a second mode, and at least one data driver connected to the display panel and configured to output a first gamma signal corresponding to the first mode to the first area and, output one of the first gamma signal and a second gamma signal corresponding to the second mode to the second area. also, the display panel includes a pixel circuit including a first light emitting element, a second light emitting element, and a plurality of transistors, a first lens disposed on the first light emitting element, and a second lens disposed on the second light emitting element, the second lens having a different shape than the first lens.
Inventor(s): Seung-Ho Jeong of Paju-si (KR) for lg display co., ltd., Eun -Jung KO of Paju-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/3291, G09G3/3233
CPC Code(s): G09G3/3291
Abstract: a display device includes: a timing controlling circuit configured to generate an image data, a data control signal and a gate control signal; a data driving circuit configured to generate a data signal, a stress signal and an anode reset signal using the image data and the data control signal; a gate driving circuit configured to generate a gate signal, a gate signal, an emission signal and an emission signal using the gate control signal; and a display panel configured to display an image using the data signal, the gate signal, the gate signal, the emission signal and the emission signal, wherein a width of a stress period between a rising timing of the gate signal and a rising timing of the emission signal is changed according to a luminance band of the image.
20240257779. Display Device_simplified_abstract_(lg display co., ltd.)
Inventor(s): ByungWoong Kim of Gumi-si (KR) for lg display co., ltd., JaeKwon Chae of Gumi-si (KR) for lg display co., ltd., SeungHyun Cho of Goyang-si (KR) for lg display co., ltd., Junsu Kim of Busan (KR) for lg display co., ltd., Donghwan Kim of Gumi-shi (KR) for lg display co., ltd.
IPC Code(s): G09G3/36, G06F3/041
CPC Code(s): G09G3/3648
Abstract: a display device may include a display panel including pixels and at least one common electrode overlapping a portion of the pixels in an active area of the display panel; a gate driver configured to supply a gate signal to the pixels; a source driving integrated circuit configured to supply a data signal to the pixels and configured to supply a common voltage to the common electrode; and a noise compensator circuit configured to receive a plurality of sensing signals from a plurality of sensing lines that are connected to at least one of the display panel, the gate driver, or the source driving integrated circuit, generate a plurality of inverted sensing signals by applying different gain values to signals obtained by inverting phases of each of the plurality of sensing signals, and generate a noise compensation signal based on at least one of the plurality of inverted sensing signals.
20240257782. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Donghwan KIM of Gumi-si (KR) for lg display co., ltd.
IPC Code(s): G09G3/36, G09G3/3266, G09G3/3275
CPC Code(s): G09G3/3677
Abstract: according to an aspect of the present disclosure, a display device includes a display panel having a display area and a non-display area adjacent to the display area, where the display area includes a plurality of pixels. the display device further includes a gate driver disposed in the non-display area of the display panel and configured to supply a gate signal to the plurality of pixels, and a data driver configured to supply a data voltage to the plurality of pixels and configured to supply a clock signal to the gate driver through a clock line. the display device also includes a clock pseudo line disposed in the non-display area of the display panel and applied with a clock pseudo signal with a phase inverted from a phase of the clock signal. by this configuration, the electromagnetic interference by the clock signal cancan be effectively removed or minimized.
Inventor(s): Jusang RHIM of Seoul (KR) for lg display co., ltd., Yuseop SHIN of Bucheon-si (KR) for lg display co., ltd., Dongseok LEE of Bucheon-si (KR) for lg display co., ltd., Sunghwan YOON of Seoul (KR) for lg display co., ltd., Minjae KANG of Seoul (KR) for lg display co., ltd., Rokhee LEE of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L21/67, H01L25/16
CPC Code(s): H01L21/67144
Abstract: a stamp donor plate includes a stamp donor plate substrate including an inner area and an outer area surrounding the inner area; and a stamp structure disposed on the stamp donor plate substrate, wherein the stamp structure includes a plurality of protrusions, wherein the plurality of protrusions include a plurality of first protrusions arranged on an inner area, and a plurality of second protrusions arranged on the outer area.
Inventor(s): Dongwook KIM of Paju-si (KR) for lg display co., ltd., Jewook KIM of Paju-si (KR) for lg display co., ltd., Indeock HONG of Paju-sI (KR) for lg display co., ltd., Chansuk PARK of Suwon-si (KR) for lg display co., ltd., JaeKwang RYU of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H01L21/673, H01L21/68, H10K59/12, H10K71/16
CPC Code(s): H01L21/6734
Abstract: a substrate support apparatus reduces sagging of a substrate. the substrate support apparatus includes a plurality of position adjusters arranged in parallel and spaced apart with respect to a first direction; and a plurality of supports connected to the plurality of position adjusters and configured to support a substrate, wherein the plurality of supports are spaced apart from each other under the substrate and are configured to support the substrate, and wherein the plurality of supports are configured to be raised by the plurality of position adjusters.
Inventor(s): Sunghwan YOON of Seoul (KR) for lg display co., ltd., Yuseop SHIN of Bucheon-si (KR) for lg display co., ltd., Dongseok LEE of Bucheon-si (KR) for lg display co., ltd., Jusang RHIM of Seoul (KR) for lg display co., ltd., Minjae KANG of Seoul (KR) for lg display co., ltd., Rokhee LEE of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L23/00, H01L25/075
CPC Code(s): H01L24/95
Abstract: a self-assembly donor and a method for manufacturing a display device using self-assembly donor are discussed. the self-assembly donor in one example includes a self-assembly substrate, a first assembly electrode disposed on the self-assembly substrate, a second assembly electrode disposed on the self-assembly substrate and spaced apart from the first assembly electrode, an insulating layer covering the first assembly electrode and the second assembly electrode, a planarization layer disposed on the insulating layer and having a plurality of assembly pockets defined therein, and a plurality of via holes extending thorough the self-assembly substrate, the insulating layer, and the planarization layer.
20240258281. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): JongBeom LEE of Paju-si (KR) for lg display co., ltd., SunHwa LEE of Goyang-si (KR) for lg display co., ltd., ByungHyun LEE of Paju-si (KR) for lg display co., ltd., Soyi LEE of Paju-si (KR) for lg display co., ltd., Seeun KIM of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L25/075, H01L25/16, H01L33/00, H01L33/10, H01L33/38
CPC Code(s): H01L25/0753
Abstract: a display device in one aspect includes a plurality of sub-pixels having an emission sub-pixel and a repair sub-pixel. the display device further includes a light emitting element disposed in the emission sub-pixel and a transistor disposed in the emission sub-pixel. the display device further includes a first reflective layer disposed between the light emitting element and the transistor in the emission sub-pixel, and electrically connected to the transistor. the display device also includes a second reflective layer disposed in the repair sub-pixel, and a connection layer disposed below the first reflective layer and the second reflective layer to overlap the first reflective layer and the second reflective layer. therefore, defective sub-pixels can be easily repaired.
Inventor(s): Myeong Hak Hyun of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H01L25/075, H01L25/16, H01L33/38, H01L33/50, H01L33/60
CPC Code(s): H01L25/0753
Abstract: a display device according to an embodiment of the present disclosure includes a first region on a substrate, the first region having a first light emitting element emitting light upward, a second region spaced apart from the first region on the substrate, the second region including a reflective structure, and side light generation parts including a second light emitting element disposed between the first region and the second region and transmitting light to the second region.
20240258291. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): HyeSeon EOM of Seoul (KR) for lg display co., ltd., Juhyun NAM of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L25/16, H01L25/075, H01L27/12, H01L33/10, H01L33/62
CPC Code(s): H01L25/167
Abstract: a display device includes a substrate that has a display area in which a plurality of sub-pixels are disposed and a non-display area. the display device further includes a first assembly line and a second assembly line disposed in the plurality of sub-pixels on the substrate and spaced apart from each other. the display device further includes a light emitting element disposed on the first assembly line and the second assembly line. the display device further includes a plurality of transistors disposed in the plurality of sub-pixels. each of the plurality of sub-pixels includes a first area in which the plurality of transistors are disposed and a second area which is separated from the first area and in which the light emitting element is disposed.
20240258329. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Soyi LEE of Paju-si (KR) for lg display co., ltd., Byunghyun LEE of Paju-si (KR) for lg display co., ltd., Yongmin HA of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L27/12, H10K59/90
CPC Code(s): H01L27/124
Abstract: a display apparatus can include a wiring substrate including a first light emitting part and a first transmissive area; a plurality of display units disposed on the wiring substrate, wherein one display unit among the of the plurality of display units includes a second light emitting part and a second transmissive area; a plurality of bonding members disposed between the one display unit and the wiring substrate, and electrically connected to a plurality of link wirings; and a gate driver configured to supply a signal to the one display unit. the first light emitting part of the wiring substrate includes the plurality of link wirings and the gate driver disposed thereon. further, the second light emitting part of the one display unit includes a plurality of light emitting elements disposed thereon.
Inventor(s): Hyokyeong SON of Seoul (KR) for lg display co., ltd., Won-Gyu JEONG of Paju-si (KR) for lg display co., ltd., Eun-Soo CHANG of Paju-si (KR) for lg display co., ltd., Byonghoo KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H01L27/12, H01L25/16
CPC Code(s): H01L27/124
Abstract: a display device includes a substrate including a front panel area, a back panel area, and a bendable area disposed between the front panel area and the back panel area; a display area located on the substrate and in the front panel area and having a plurality of light-emitting elements; an integrated circuit chip located on the substrate and in the back panel area; and a side wiring portion located on the substrate and in the bendable area so as to electrically connect the light-emitting elements and the integrated circuit chip to each other, wherein the side wiring portion includes a conductive connection portion, and a protecting portion covering the conductive connection portion.
20240258333. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Seong-Jun CHO of Paju-si (KR) for lg display co., ltd., Dae-Hyun NAM of Paju-si (KR) for lg display co., ltd., Hyung-Beom SHIN of Paju-si (KR) for lg display co., ltd., Se-Eung LEE of Paju-si (KR) for lg display co., ltd., Yeon-Gyu CHOI of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H01L27/12, G02F1/1362, G02F1/1368
CPC Code(s): H01L27/124
Abstract: in one aspect, a display apparatus includes a display panel including a first substrate and a second substrate; a backlight unit facing the first substrate and configured to supply light to the display panel; a color filter layer on the first substrate; a plurality of gate lines and data lines on the second substrate configured to form a plurality of sub-pixels; a thin film transistor in each of the plurality of sub-pixels on the second substrate; a pixel electrode and a common electrode in each of the plurality of sub-pixels; a common line on the second substrate to apply an signal to the common electrode; and a light shielding layer under the common line. the light shielding layer includes a first light shielding layer configured to absorb the light and a second light shielding layer made of a metal.
Inventor(s): Sunhwa Lee of Goyang-si (KR) for lg display co., ltd., Jongbeom Lee of Paju-si (KR) for lg display co., ltd., Byunghyun Lee of Paju-si (KR) for lg display co., ltd., Soyi Lee of Paju-si (KR) for lg display co., ltd., Seeun Kim of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L33/00, H01L27/15
CPC Code(s): H01L33/0095
Abstract: a method for repairing and inspecting a display device include transferring a light-emitting element onto the panel substrate; positioning the inspection substrate on the panel substrate such that the contact pins of the inspection substrate face the light-emitting element; connecting the contact pins to the light-emitting element and applying a voltage to the contact pins to identify whether or not the light-emitting element emits light and thus is defective or normal; upon determination that the light-emitting element is defective, replacing the defective light-emitting element with a normal light-emitting element; and connecting a wiring electrode to the normal light-emitting element.
20240258461. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Choong Hoon LEE of Paju-si (KR) for lg display co., ltd., Yoon Dong CHO of Paju-si (KR) for lg display co., ltd., Chang Yoon YANG of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H01L33/32, H01L25/075, H01L25/16, H01L33/62
CPC Code(s): H01L33/32
Abstract: a display device includes a light-emitting device that may be disposed on an upper planarization layer of a pixel area. a bank insulating layer defining an emission area may be disposed on the upper planarization layer. the upper planarization may include a protruding portion overlapping with the emission area. an edge of the protruding portion may be a curved surface having a constant curvature. the light-emitting device may include a first electrode, a light-emitting layer and a second electrode, which are sequentially stacked on the emission area. the protruding portion may be covered by the first electrode. thus, in the display device, a decrease in luminance according to a viewing angle may be reduced.
Inventor(s): Ho Seung LEE of Paju-si (KR) for lg display co., ltd., Young Wook LEE of Paju-si (KR) for lg display co., ltd., Sung Ki KIM of Paju-si (KR) for lg display co., ltd., Gi Sang HONG of Paju-si (KR) for lg display co., ltd., Jong Won LEE of Paju-si (KR) for lg display co., ltd., Jung Min KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H01L33/38, H01L25/075, H01L33/20, H01L33/50, H01L33/54
CPC Code(s): H01L33/382
Abstract: a display apparatus can include a bank insulating layer disposed on a substrate and defining an emission area in a pixel area; a planarization layer between the substrate and the bank insulating layer and including a planarization protruding portion overlapping with the emission area; an insulating pattern disposed on a side surface of the planarization protruding portion and spaced apart from an upper surface of the planarization protruding portion; and a light-emitting device disposed on the planarization layer in the emission area and having a stacked structure including a first electrode, a light-emitting layer and a second electrode. also, the side surface of the planarization protruding portion has a concave shape that is depressed toward an inside of the planarization protruding portion, and the insulating pattern is disposed between the first electrode and the light-emitting layer of the light-emitting device.
Inventor(s): Minjae KANG of Seoul (KR) for lg display co., ltd., Dongseok LEE of Bucheon-si (KR) for lg display co., ltd., Jusang RHIM of Seoul (KR) for lg display co., ltd., Sunghwan YOON of Seoul (KR) for lg display co., ltd., Yuseop SHIN of Bucheon-si (KR) for lg display co., ltd., Rokhee LEE of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L33/40, G09G3/32, H01L23/00, H01L25/16, H01L33/48, H01L33/62
CPC Code(s): H01L33/40
Abstract: a display device includes a base substrate including a display area and a circuit area; a planarization layer disposed on the base substrate; a plurality of debossing grooves defined in the planarization layer and disposed on the display area of the base substrate; at least one light-emitting element aligned with and received in each of the debossing grooves, wherein the light-emitting element includes a first semiconductor layer, an active layer, a second semiconductor layer, and a first electrode contacting the first semiconductor layer; a second electrode line contacting the second semiconductor layer of the light-emitting element; and a first electrode line electrically connected to the first electrode.
20240258481. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Yonghee KIM of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L33/62, H01L25/16
CPC Code(s): H01L33/62
Abstract: disclosed is a display apparatus including: a display panel including a display area and a non-display area surrounding the display area, wherein the non-display area has a bendable area; a first backplate supporting the display area of the display panel; and a second backplate spaced apart from the first backplate and supporting a portion of the non-display area of the display panel, wherein the display panel includes: a substrate; an adhesive buffer layer disposed on the substrate and in an entirety of each of the display area and the non-display area; and first signal lines disposed on the adhesive buffer layer and extending across the bendable area, wherein the adhesive buffer layer is disposed on an upper surface of the substrate and in the bendable area.
20240258482. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Daeyoung SEO of Seoul (KR) for lg display co., ltd., Jongsung KIM of Seoul (KR) for lg display co., ltd., Yongmin HA of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L33/62, H01L25/16, H01L27/12
CPC Code(s): H01L33/62
Abstract: in a display device according to an embodiment of the present disclosure, a redundant light-emitting element is disposed on a line substrate separate from a panel unit in which the main light-emitting element is included, thereby reducing occurrence of a defective pixel due to a defective main light-emitting element.
20240258485. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Youngin JANG of Seoul (KR) for lg display co., ltd., Yongmin HA of Seoul (KR) for lg display co., ltd., Kwangsu LIM of Seoul (KR) for lg display co., ltd., Soyoung LEE of Seoul (KR) for lg display co., ltd., Hyungon KIM of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L33/62, H01L25/075
CPC Code(s): H01L33/62
Abstract: a display apparatus in one example includes a wiring substrate having a plurality of link lines, a display part disposed on the wiring substrate, the display part including a plurality of light-emitting elements and a plurality of signal lines, a first pad electrode overlapping an end of the plurality of link lines, a second pad electrode overlapping an end of the plurality of signal lines, and a conductive pattern electrically connected to the first pad electrode and the second pad electrode.
Inventor(s): Dukkeun YOO of Seoul (KR) for lg display co., ltd., Kwangsu LIM of Seoul (KR) for lg display co., ltd., Yongmin HA of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L33/62, H01L25/075, H01L25/16, H01L27/12, H01L33/42
CPC Code(s): H01L33/62
Abstract: disclosed is a display device including a wiring substrate including a first area having a plurality of link lines and a second area having a common line electrode. the display device includes a plurality of display parts on the wiring substrate and spaced apart from each other. the plurality of display parts includes a first area having a plurality of light-emitting elements and a plurality of signal lines and a second area having a partitioning-wall pattern. the display device includes a transmissive solution layer disposed between the wiring substrate and each of the display parts in the second area. the transmissive solution layer includes a plurality of electrophoretic particles. the second area of the display part includes a lower electrode under the partitioning-wall pattern.
Inventor(s): Sunghwan YOON of Seoul (KR) for lg display co., ltd., Yuseop SHIN of Bucheon-si (KR) for lg display co., ltd., Dongseok LEE of Bucheon-si (KR) for lg display co., ltd., Jusang RHIM of Seoul (KR) for lg display co., ltd., Minjae KANG of Seoul (KR) for lg display co., ltd., Rokhee LEE of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L33/62, H01L25/16, H01L33/58
CPC Code(s): H01L33/62
Abstract: disclosed are a display device and a method for manufacturing the same. the display device includes a first substrate including a thin-film transistor. the display device includes a second substrate including a light-emitting element. the display device includes a bonding pad disposed between the first substrate and the second substrate. the bonding pad bonds the first substrate and the second substrate to each other and electrically connects the thin-film transistor of the first substrate and the light-emitting element of the second substrate to each other.
20240258488. LIGHT EMITTING DIODE ASSEMBLY_simplified_abstract_(lg display co., ltd.)
Inventor(s): Hyun Min PARK of Paju-si (KR) for lg display co., ltd., Jae Ho LEE of Paju-si (KR) for lg display co., ltd., Jin Su MOON of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H01L33/62, H01L25/13
CPC Code(s): H01L33/62
Abstract: a light emitting diode assembly is disclosed. the light emitting diode assembly includes a first electrode and a second electrode spaced apart from each other on a substrate, a light emitting diode overlapping with the first electrode and the second electrode, a cap covering the light emitting diode, and a protective layer covering the first electrode and the second electrode and including an electrostatic guide hole exposing a portion of the first electrode.
20240258490. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Seungjun LEE of Paju-si (KR) for lg display co., ltd., Yongseok KWAK of Paju-si (KR) for lg display co., ltd., Kiyong YANG of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L33/62, H01L25/16
CPC Code(s): H01L33/62
Abstract: discussed is a display device in which when a dark spot defect occurs in a light-emitting element, the defective light-emitting element can be repaired with a new light-emitting element disposed in a repair area. the display device can include a light-emitting element disposed in a first area, and a repair pad disposed in a second area extending from the first area. the light-emitting element includes one side electrode connected to a 1-1 th electrode via a 1-1 th connection line, and another side electrode connected to a second electrode via a second connection line. further, the repair pad includes a 1-2 th electrode, the second electrode, the second connection line, and a 1-2 th connection line, whereas the second connection line is connected to the second electrode, and the 1-2 th connection line connected to the 1-2 th electrode.
20240258491. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Hyunsuk LEE of Seoul (KR) for lg display co., ltd., MyungHo BAN of Seoul (KR) for lg display co., ltd.
IPC Code(s): H01L33/62, H01L25/075, H01L25/16, H01L27/12
CPC Code(s): H01L33/62
Abstract: a display device capable of preventing a pol-melting phenomenon of a display panel, by reducing heat generation of the display panel by lowering current density, through including a triple wiring structure including a low-resistance metal in a link portion where a plurality of signal wirings are integrated.
Inventor(s): HongJu Lee of Paju-si (KR) for lg display co., ltd., Hyunwoo Kim of Paju-si (KR) for lg display co., ltd., Beom-Jin Kim of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H03F3/21, G09G3/3275
CPC Code(s): H03F3/211
Abstract: disclosed is an amplifier circuit comprising a first stage having first and second input terminals, a second stage configured to amplify a voltage supplied from the first stage and including a pull-up node and a pull-down node, a third stage including an output terminal, a tenth pmos transistor, and a tenth nmos transistors having gate electrodes respectively connected to the pull-up node and the pull-down node of the second stage, the third stage configured to perform a pull-up driving and pull-down driving of the amplified voltage, a first boosting circuit including an eleventh pmos transistor having a gate electrode connected to the pull-up node and the first boosting circuit configured to increase a current in the first stage, and a second boosting circuit including an eleventh nmos transistor having a gate electrode connected to the pull-down node and configured to increase the current in the first stage.
20240259520. SOUND GENERATING APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Sungtae LEE of Bucheon-si (KR) for lg display co., ltd., SeYoung KIM of Bucheon-si (KR) for lg display co., ltd., KwanHo PARK of Bucheon-si (KR) for lg display co., ltd., YeongRak CHOI of Bucheon-si (KR) for lg display co., ltd., Kwangho KIM of Bucheon-si (KR) for lg display co., ltd., Sungsu HAM of Bucheon-si (KR) for lg display co., ltd.
IPC Code(s): H04N5/64, G02F1/1333, G02F1/1362, H04R1/02, H04R1/26, H04R5/02, H10K59/00, H10K99/00
CPC Code(s): H04N5/642
Abstract: an apparatus includes a vibration plate including an area and a bezel area surrounding the area, at least one vibration generator overlapping the area, and at least one exciter overlapping the bezel area. the at least one vibration generator does not overlap the bezel area. the at least one exciter includes a piezoelectric element. each of the at least one vibration generator and the at least one exciter is configured to vibrate the vibration plate to generate sound.
20240259732. APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): YeongRak CHOI of Paju-si (KR) for lg display co., ltd., Kwangho KIM of Paju-si (KR) for lg display co., ltd., Seonwook LEE of Paju-si (KR) for lg display co., ltd., Daewon KIM of Paju-si (KR) for lg display co., ltd., Seungwoo BAEK of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H04R7/06, H04R17/00
CPC Code(s): H04R7/06
Abstract: an apparatus includes a vibration member and a vibration apparatus configured to vibrate the vibration member. the vibration member includes a plurality of plates overlapping one another and including different materials. the apparatus can enhance a sound characteristic and/or a sound pressure level characteristic of a low-pitched sound band of a sound generated by the apparatus.
Inventor(s): Sungjin KIM of Seoul (KR) for lg display co., ltd., Taewoon KO of Seoul (KR) for lg display co., ltd., Jinhyung JUNG of Goyang-si (KR) for lg display co., ltd., Suhyun PARK of Busan (KR) for lg display co., ltd.
IPC Code(s): H10K39/34, G06V40/12, G06V40/16, G09G3/3208, H10K59/124
CPC Code(s): H10K39/34
Abstract: the invention relates to a display panel and display device including the same. a display panel including a substrate including a first area and a second area; at least one light-emitting element disposed in the first area and configured to emitting light; and at least one light-sensing element disposed in the second area and configured to sense an infrared signal. further, the at least one light-sensing element includes a first pattern including a strain inducing material patterned into a non-flat shape on the substrate; and a thin-film semiconductor disposed on the first pattern.
Inventor(s): Yu-Jeong LEE of Paju-si (KR) for lg display co., ltd., Hyun-Jin CHO of Paju-si (KR) for lg display co., ltd., Eun-Jung PARK of Paju-si (KR) for lg display co., ltd., Ju-Hyuk KWON of Paju-si (KR) for lg display co., ltd., Jang-Dae YOUN of Paju-si (KR) for lg display co., ltd., Shin-Young JEONG of Paju-si (KR) for lg display co., ltd., Jun-Su HA of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K50/12, H10K50/13, H10K50/15, H10K50/18, H10K85/60
CPC Code(s): H10K50/12
Abstract: an organic light emitting diode (oled) and an organic light emitting device comprising the oled (e.g., a display device or a lighting device) are described. the oled can include a blue emitting material layer including plural hosts with adjusted energy levels. a homo energy barrier between the at least one blue emitting material layer and at least one hole transport layer and/or electron blocking layer can be minimized. holes generated at an anode or a p-type charge generation layer can be injected rapidly into the at least one blue emitting material layer without accumulating at an interface between the hole transport layer and/or the electron blocking layer, and the at least one blue emitting material layer. as the amount of non-emitting holes is minimized, the driving voltage of the oled can be lowered, and the luminous efficiency and the luminous lifespan of the oled can be improved.
Inventor(s): Yoojeong JEONG of Seoul (KR) for lg display co., ltd., Misang YOO of Seoul (KR) for lg display co., ltd., Hansol PARK of Goyang-si (KR) for lg display co., ltd., Kusun CHOUNG of Seoul (KR) for lg display co., ltd.
IPC Code(s): H10K50/12, H10K50/15, H10K50/16, H10K50/17, H10K85/30, H10K85/60
CPC Code(s): H10K50/12
Abstract: disclosed is an organic light-emitting diode including: a first electrode; a second electrode facing the first electrode; and an organic layer disposed between the first electrode and the second electrode; wherein the organic layer includes a light-emissive layer, wherein the light-emissive layer includes a dopant material and a host material, wherein the dopant material includes an organometallic compound represented by a chemical formula 1, wherein the host material includes a mixture of a compound represented by a chemical formula 2 and a compound represented by a chemical formula 3. the organic light-emitting diode has excellent light-emitting efficiency and lifespan.
20240260296. ORGANIC LIGHT EMITTING DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Hong-Seok CHOI of Paju-si (KR) for lg display co., ltd., Byung-Gun AHN of Paju-si (KR) for lg display co., ltd., Myeong-Seon CHO of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K50/125, H10K50/15, H10K50/16, H10K50/17, H10K50/813
CPC Code(s): H10K50/125
Abstract: discussed is an organic light emitting device including a substrate. the substrate can include red, green and blue pixel regions, and an organic light emitting diode including an anode, a cathode over the anode and an organic emitting layer between the anode and the cathode and corresponding to the red, green and blue pixel regions. the organic emitting layer includes a first emitting part including a red emitting material layer, a second emitting part including a green emitting material layer and positioned between the first emitting part and the cathode and a third emitting part including a blue emitting material layer and positioned between the second emitting part and the cathode. the anode in the blue pixel region has a first thickness, and the anode in the green pixel region has a second thickness being approximately ⅖ to ⅔ of the first thickness.
20240260298. ORGANIC LIGHT EMITTING DIODE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Sun-Hee LEE of Paju-si (KR) for lg display co., ltd., Hong-Seok CHOI of Paju-si (KR) for lg display co., ltd., Sung-Min JO of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K50/13, H10K50/805, H10K85/60
CPC Code(s): H10K50/13
Abstract: the present disclosure relates to an organic light emitting diode (oled) where an emissive layer comprises four emitting parts each of which is sequentially disposed between a first electrode and a second electrode; and charge generation layers each of which is disposed between emitting parts, where one emitting part comprises a red emitting material layer and a blue emitting material layer comprising a blue emitter and a host having a high homo and/or a lumo energy levels. the oled may implement efficient white emission by improving the blue emission intensity and/or blue temperature.
Inventor(s): Kwang Jong KIM of Paju-si (KR) for lg display co., ltd., Mi Kyung PARK of Paju-si (KR) for lg display co., ltd., Sun Kap KWON of Paju-si (KR) for lg display co., ltd., Gi Seong RYU of Pohang-si (KR) for lg display co., ltd., Yong Young NOH of Pohang-si (KR) for lg display co., ltd.
IPC Code(s): H10K50/155, H10K59/12
CPC Code(s): H10K50/155
Abstract: discussed is a light emitting device including a first electrode and a second electrode facing each other, a hole transport layer, a first emission layer, and an electron transport layer sequentially disposed between the first electrode and the second electrode. in the transport layer, a first material of a metal halide and a second material of an n-type inorganic compound are included. the second material is included as a dopant in the first material. the hole transport layer can contain no organic material and can be amorphous.
Inventor(s): Dong Ik LEE of Paju-si (KR) for lg display co., ltd., Jin Hwan PARK of Paju-si (KR) for lg display co., ltd., Ji Yun KIM of Paju-si (KR) for lg display co., ltd., Dong Hyuk KIM of Paju-si (KR) for lg display co., ltd., Yong Hwan KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K50/19, H10K50/13
CPC Code(s): H10K50/19
Abstract: a light emitting device includes a first electrode and a second electrode facing each other on a substrate, and an intermediate layer including a first blue stack, a first charge generation layer, and a phosphorescent stack between the first electrode and the second electrode. the first blue stack includes a hole transport layer, a first blue light-emitting layer, a second blue light-emitting layer, and an electron transport layer in this order. further, the first blue light-emitting layer includes a first host and a blue dopant, and the second blue light-emitting layer includes a second host and the blue dopant. also, a triplet energy level of the first host is greater than a triplet energy level of the second host and is smaller than a triplet energy level of the dopant.
20240260309. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): YuSeon KHO of Paju-si (KR) for lg display co., ltd., Yong-Su HAM of Paju-si (KR) for lg display co., ltd., YongWoo LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/00, G06F3/01, H10K50/842, H10N30/20
CPC Code(s): H10K59/00
Abstract: a display apparatus includes a display panel configured to display an image and a film actuator configured to vibrate the display panel. the film actuator may include a plurality of vibration generating devices configured with a composite film. the plurality of vibration generating devices may be configured to have different expansion coefficients from each other.
20240260310. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): YuSeon KHO of Paju-si (KR) for lg display co., ltd., Yong-Su HAM of Paju-si (KR) for lg display co., ltd., YongWoo LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/00, G06F3/01, H10K50/842, H10N30/20
CPC Code(s): H10K59/00
Abstract: a display apparatus includes a display panel configured to display an image and a film actuator configured to vibrate the display panel. the film actuator may include a plurality of vibration generating devices configured with a composite film. the plurality of vibration generating devices may be configured to have different expansion coefficients. the composite film may include a plurality of vibration portions configured to have a piezoelectric characteristic and a plurality of expansion portions configured to have flexibility and overlap with the plurality of vibration portions.
20240260311. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): YuSeon KHO of Paju-si (KR) for lg display co., ltd., Yong-Su HAM of Paju-si (KR) for lg display co., ltd., YongWoo LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/00, G06F3/01, H10K50/842, H10N30/20
CPC Code(s): H10K59/00
Abstract: a display apparatus includes a display panel configured to display an image, a film actuator configured to vibrate the display panel, and a partition configured to surround the film actuator. the film actuator may include a plurality of vibration generating devices configured with a composite film. the plurality of vibration generating devices may be configured to have different expansion coefficients. the composite film may include a plurality of vibration portions configured to have a piezoelectric characteristic and a plurality of expansion portions configured to have flexibility and overlap with the plurality of vibration portions.
20240260313. LIGHT EMITTING DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Euijun KIM of Paju-si (KR) for lg display co., ltd., Youngho KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/121, H10K59/122, H10K59/126, H10K59/80
CPC Code(s): H10K59/121
Abstract: an ultra-high resolution light emitting display which prevents light leakage and lateral leakage current is discussed. the light emitting display includes a plurality of pixels disposed on a substrate, and a first area and a second area both disposed in each of the pixels. the pixels include a first pixel and a second pixel, and the first area of the first pixel is disposed adjacent to the second area of the second pixel.
20240260314. Display Panel_simplified_abstract_(lg display co., ltd.)
Inventor(s): JungSun Beak of Paju-si (KR) for lg display co., ltd., Seongjoo Lee of Paju-si (KR) for lg display co., ltd., Sunmi Lee of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/121, H10K50/813, H10K50/822, H10K59/122, H10K102/00
CPC Code(s): H10K59/121
Abstract: the present disclosure relates to a display panel. more specifically, the display panel is configured to surround an opening area, includes a reflective electrode including an inclined surface, and therefore provides increased luminous efficiency.
20240260316. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Chan-Ho LEE of Paju-si (KR) for lg display co., ltd., Gyu-Sik WON of Paju-si (KR) for lg display co., ltd., Hyun-Je BANG of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/121, H10K59/131
CPC Code(s): H10K59/1213
Abstract: a display apparatus comprises a substrate including a plurality of sub-pixels, a thin film transistor and a display device disposed in each of the sub-pixels over the substrate, and a plurality of capacitor disposed in parallel on same plane in the sub-pixel.
20240260317. Display Device_simplified_abstract_(lg display co., ltd.)
Inventor(s): Kyoung-Nam Lim of Chilgok-gun (KR) for lg display co., ltd., Yu-Ho Jung of Paju-si (KR) for lg display co., ltd., Dong-Young Kim of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/121, H01L27/12, H01L29/786, H10K59/123, H10K59/124, H10K59/126, H10K59/131, H10K59/35, H10K77/10, H10K102/00
CPC Code(s): H10K59/1213
Abstract: disclosed is a display device that is capable of being driven with low power consumption. a first thin-film transistor including a polycrystalline semiconductor layer and a second thin-film transistor including an oxide semiconductor layer are disposed in an active area, thereby reducing power consumption. at least one opening formed in a bending area is formed to have the same depth as any one of contact holes formed in the active area, thereby making it possible to form the opening and the contact holes through the same process and consequently simplifying the process of manufacturing the device. since a high potential supply line and a low potential supply line overlap each other with a protective film formed of an inorganic insulation material interposed therebetween, short-circuiting of the high potential supply line and the low potential supply line may be prevented.
20240260318. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Min Ji HAN of Paju-si (KR) for lg display co., ltd., Su Jin JEON of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/121, G09G3/3233
CPC Code(s): H10K59/1216
Abstract: a display device can include a light-emitting element; a driving transistor including a first electrode connected to a first node, a gate electrode connected to a second node, and a second electrode connected to a third node connected to the light-emitting element, the driving transistor being configured to apply a current the third node during a sampling operation and control a high-potential voltage applied to the first node according to a data voltage applied to the gate electrode to apply the high-potential voltage to the third node during a light-emitting operation. also, the display device can include a switching circuit to apply a current for charging the data voltage to the second node by connecting the second node with the third node during the sampling operation; and a blocking device to block leakage current from flowing from the switching circuit to the second node when the switching circuit is off.
Inventor(s): Young Nam LIM of Paju-si (KR) for lg display co., ltd., Se Hong PARK of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/122, H10K59/38, H10K59/80, H10K77/10
CPC Code(s): H10K59/122
Abstract: a display apparatus including a light-emitting device is discussed. a device planarization layer, a plurality of micro-lenses, a color filter, a black matrix and an optical lens can be disposed on the light-emitting device. the color filter and the optical lens can overlap the light-emitting device. the black matrix can be disposed side by side with the color filter between the light-emitting device and the optical lens. an upper surface of each micro-lens toward the color filter can include a lens groove. the lens groove of each micro-lens can have a conical shape with a concave side. thus, in the display apparatus, luminance and efficiency according to a viewing angle can be improved.
Inventor(s): Soo Won HWANG of Paju-si (KR) for lg display co., ltd., Seong Ho OH of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/122, H10K59/12
CPC Code(s): H10K59/122
Abstract: a light emitting display device includes a plurality of anodes spaced apart from each other on a substrate, an auxiliary electrode between adjacent anodes among the plurality of anodes, a bank exposing light emitting parts of the plurality of anodes and having a bank hole exposing a part of the auxiliary electrode, a bank protection pattern on a bank side surface surrounding the bank hole and on the bank around the bank hole, an interlayer on the light emitting parts and the bank, and a cathode connected to the auxiliary electrode within the bank hole. a connection portion between the auxiliary electrode and the cathode is provided in an active area to apply a uniform voltage to the entire display area and prevent luminance non-uniformity. by the bank protection pattern, the interlayer is prevented from being damaged due to outgassing from an exposure of the bank.
20240260325. LIGHT EMITTING DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Yong Cheol KIM of Paju-si (KR) for lg display co., ltd., Mi Na KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/122, H10K59/35, H10K59/80
CPC Code(s): H10K59/122
Abstract: disclosed is a light emitting display device including a substrate on which first to third sub-pixels are provided, and first to third light emitting devices that are respectively provided in the first to third sub-pixels to emit light of different wavelengths. the first to third light emitting devices each include first to third intermediate layers between a first electrode and a second electrode that face each other. the first to third intermediate layers include a red light emitting layer, a green light emitting layer, and a blue light emitting layer in order on the first electrode, in which the blue light emitting layer of the first intermediate layer has a vertical phase higher than those of the blue light emitting layers of the second and third intermediate layers.
20240260326. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): KyooHo LEE of Paju-si (KR) for lg display co., ltd., JaeYoung OH of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/122, H10K59/38, H10K59/80
CPC Code(s): H10K59/122
Abstract: embodiments of the disclosure relate to a display device. the device includes a first substrate including at least one of red, green, and blue subpixels. the device includes a light emitting element including a first electrode, a light emitting layer, and a second electrode. the device includes a first bank having an opening exposing at least a portion of the first electrode, a first lens part on the second electrode and having a first lens including a low-refractive material corresponding to the opening, a high-refractive layer on the first bank and the first lens part and including a high-refractive material, a light conversion layer on the high-refractive layer and including a quantum dot converting light of a color corresponding to each of the red, green, and blue subpixels. the device includes a color filter layer disposed on the light conversion layer, thereby blocking light propagating to adjacent pixels.
Inventor(s): Dong Cheol Choe of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/122, H10K59/12, H10K59/32, H10K59/80, H10K71/60
CPC Code(s): H10K59/122
Abstract: a light emitting display device includes a plurality of anodes provided on a substrate, a bank configured to expose light emitting parts of the plurality of anodes, an insulating pattern provided in a part of the bank, a first intermediate layer provided on another part of the bank different from the part where the insulating pattern is provided and the light emitting parts of the plurality of anodes, and a cathode configured to have a first area on the insulating pattern and a second area on the first intermediate layer.
20240260328. LIGHT EMITTING DIODE DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Pu-Reum KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/122, H10K59/35
CPC Code(s): H10K59/122
Abstract: an organic light emitting diode display device includes a substrate having first, second and third subpixels; a first electrode in each of the first, second and third subpixels on the substrate; a first bank layer on the first electrode, the first bank layer having a first trench along a first direction; a second bank layer on the first bank layer, the second bank layer having a second trench along a second direction crossing the first direction; an emitting layer on the first electrode and the first and second bank layers; and a second electrode on the emitting layer.
20240260329. DISPLAY DEVICE AND DISPLAY PANEL_simplified_abstract_(lg display co., ltd.)
Inventor(s): SeokHyun KIM of Gyeonggi-do (KR) for lg display co., ltd., Seonha YU of Gyeonggi-do (KR) for lg display co., ltd., YuHo JUNG of Gyeonggi-do (KR) for lg display co., ltd., KwanSoo KIM of Gyeonggi-do (KR) for lg display co., ltd., JongWoo PARK of Gyeonggi-do (KR) for lg display co., ltd.
IPC Code(s): H10K59/122, H10K59/131, H10K59/80
CPC Code(s): H10K59/122
Abstract: a display device includes a substrate including a display area that allows one or more images to be displayed, and includes an optical area allowing light to be transmitted and a normal area located outside of the optical area; a first driving transistor on the substrate; a planarization layer disposed on the first driving transistor; a first anode electrode disposed in the optical area, located on the planarization layer, and electrically connected to the first driving transistor through a contact hole of the planarization layer; a bank located on the first anode electrode, and including a light emitting opening for exposing a portion of the first anode electrode; a first emission layer disposed in the optical area and contacting an upper surface of a portion of the first anode electrode exposed through the light emitting opening; a cathode electrode disposed in common in the optical area and the normal area, located on the first emission layer, and including a plurality of cathode holes in the optical area; and a plurality of metal patterning layers, each of which is disposed in a respective one of the plurality of cathode holes, and includes a non-metal material.
Inventor(s): HyunSeok Hong of Paju-si (KR) for lg display co., ltd., Soobin Lee of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/124, H10K59/12, H10K59/121, H10K59/40
CPC Code(s): H10K59/124
Abstract: an organic light emitting display device and a method for manufacturing the same is disclosed. the organic light emitting display device comprises a first inorganic insulation layer on a display area and a pad area of a substrate, a first gate electrode and a first pad electrode on the first inorganic insulation layer in the display area and the pad area respectively, a second inorganic insulation layer covering the first gate electrode and a portion of the first pad electrode and having an opening, an organic insulation layer on the second inorganic insulation layer in the display area, a light emitting element on the organic insulation layer, an encapsulation layer covering the light emitting element, a second pad electrode on the second inorganic insulation layer in the pad area and connected to the first pad electrode through the opening.
20240260348. Light Emitting Display Device_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jae Young KWAK of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/131, H10K59/12
CPC Code(s): H10K59/131
Abstract: a light emitting display device according to an aspect of the present disclosure includes a substrate including a display area including a plurality of sub-pixels and a non-display area, a plurality of first electrodes respectively provided in the plurality of sub-pixels, a second electrode facing the plurality of first electrodes and extending over the entire display area and a part of the non-display area, an interlayer including a plurality of stacks provided between the plurality of first electrodes and the second electrode and a charge generation layer between the plurality of stacks, and a connection electrode connected to the charge generation layer. the charge generation layer includes an n-type charge generation layer and a p-type charge generation layer, and the n-type charge generation layer includes a first connection part connected to the connection electrode and the p-type charge generation layer includes a second connection part connected to the connection electrode.
20240260350. Display Apparatus Having Link Wirings_simplified_abstract_(lg display co., ltd.)
Inventor(s): Ye In Hong of Paju-si (KR) for lg display co., ltd., Jun Young Kwon of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/131, H10K59/80
CPC Code(s): H10K59/131
Abstract: a display apparatus including link wirings is provided. the link wirings may be between a display area and a pad area of a bezel area. an upper interlayer insulating layer and a device protection layer may be disposed on the link wirings. a power voltage supply line between the display area and the pad area may be disposed between the upper interlayer insulating layer and the device protection layer. an encapsulating dam and an upper planarization layer may be disposed on the device protection layer. the encapsulating dam may cross between the display area and the pad area. the upper planarization layer may be disposed outside a dam area overlapping with the encapsulating dam. a first moisture blocking layer may be disposed between the pad area and the encapsulating dam. a second moisture blocking layer may be disposed between the encapsulating dam and the display area. the first moisture blocking layer and the second moisture blocking layer may overlap an end of the upper planarization layer.
20240260352. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Taehwi KIM of Paju-si (KR) for lg display co., ltd., Jaesung KIM of Uijeongbu-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/131
CPC Code(s): H10K59/131
Abstract: a display device includes a display panel including an active area in which a plurality of pixels is disposed and a non-active area disposed to enclose the active area, a plurality of low potential auxiliary lines disposed in the active area, a plurality of low potential power lines which is connected to the plurality of low potential auxiliary lines and is disposed in the non-active area of the display panel, a plurality of data lines disposed in the active area and a plurality of data link lines which is disposed in the active area and transmits a data voltage to the plurality of data lines.
20240260353. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Yunjin NA of Goyang-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/131, H10K59/122, H10K59/124
CPC Code(s): H10K59/131
Abstract: a display device includes a substrate having a display area and a non-display area having a contact area, a planarization layer disposed on the substrate and made of an organic material, a pixel electrode disposed on the planarization layer and in the display area, a connection electrode disposed on the planarization layer and in the non-display area and spaced apart from the pixel electrode, a bank disposed on the planarization layer so as to cover a portion of each of the pixel and connection electrodes, an organic light-emitting layer disposed on the pixel electrode, a common electrode disposed on the bank and the organic light-emitting layer, and an organic capping layer disposed on the common electrode. the common electrode contacts the connection electrode in the contact area.
20240260354. DISPLAY PANEL AND DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): EunJi Joo of Seoul (KR) for lg display co., ltd., HyunHaeng Lee of Paju-si (KR) for lg display co., ltd., Kiwoong Song of Paju-si (KR) for lg display co., ltd., HuSik Yoon of Seoul (KR) for lg display co., ltd.
IPC Code(s): H10K59/131
CPC Code(s): H10K59/131
Abstract: a display panel and a display device. specifically, there may be provided a display panel and a display device, capable of preventing a reduction in opening area by at least one active pattern disposed in a portion of at least one emission area among the plurality of emission areas and disposed in a portion of the non-emission area, wherein the active pattern includes at least one cutting line in an area corresponding to the emission area, and wherein the active pattern is electrically connected to one of the plurality of signal lines and is electrically connected to at least one transistor disposed in the on-emission area surrounding the emission area where the active pattern is disposed.
20240260355. Light Emitting Display Device_simplified_abstract_(lg display co., ltd.)
Inventor(s): Chang Hwan KWAK of Paju-si (KR) for lg display co., ltd., Yun Hee CHOI of Paju-si (KR) for lg display co., ltd., Sun Kap KWON of Paju-si (KR) for lg display co., ltd., Jin Ho PARK of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/131
CPC Code(s): H10K59/131
Abstract: a light emitting display device includes a substrate including a display area including a plurality of sub-pixels and a non-display area surrounding the display area, a plurality of first electrodes provided in the plurality of sub-pixels, a second electrode facing the plurality of first electrodes and extending over the entire display area and a part of the non-display area, an interlayer including a plurality of stacks provided between the plurality of first electrodes and the second electrode and a charge generation layer between the plurality of stacks, a first connection electrode provided in the non-display area and connected to the second electrode, and a second connection electrode disposed closer to the display area than the first connection electrode and connected to the charge generation layer, thus stabilizing the potential of a common layer having high mobility by using a connection electrode to prevent lateral leakage current caused by the common layer.
20240260357. Display Panel and Display Device_simplified_abstract_(lg display co., ltd.)
Inventor(s): Younghee Lee of Paju-si (KR) for lg display co., ltd., SunIk Park of Seoul (KR) for lg display co., ltd., JungBum Lim of Seoul (KR) for lg display co., ltd., Hyoungbin Park of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/131, G09G3/3233
CPC Code(s): H10K59/131
Abstract: a display panel and a display device are disclosed that enhance the aperture ratio of subpixels. the subpixels include first to fourth subpixels comprising first to third active patterns on the substrate. the first active pattern is electrically connected to the fourth signal line, the second active pattern is electrically connected to the second signal line or the third signal line, and the third active pattern is electrically connected to the first signal line, and at least one of the first to third active patterns includes a cutting area where the cutting areas of the first and second active patterns in the first and second subpixels overlap the emission area.
20240260358. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jae Woong YOUN of Paju-si (KR) for lg display co., ltd., Min Seon PARK of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/131, G09G3/3233
CPC Code(s): H10K59/131
Abstract: a display device is provided. the display device includes a substrate, and data lines disposed to extend from a pad area to an active area defined on the substrate. the data lines are disposed to overlap in groups of at least three data lines in a link area defined between the pad area and the active area. the at least three data lines are disposed on different layers, respectively.
Inventor(s): Bong-Jun KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/131, G01B11/06, H10K59/12, H10K59/80
CPC Code(s): H10K59/131
Abstract: an organic light emitting diode display device includes a subpixel on a substrate, and a circuit part in the subpixel on the substrate. further, a plurality of conductive lines are connected to the circuit part, and an overcoat layer is disposed on the plurality of conductive lines. the overcoat layer has a measurement hole corresponding to at least one of the plurality of conductive lines. also, a light emitting diode connected to the circuit part is disposed on the overcoat layer.
20240260367. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): ChiHeon KIM of Goyang-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/35
CPC Code(s): H10K59/352
Abstract: a display device includes a substrate that has a display area in which a plurality of sub-pixels is disposed, a non-display area surrounding the display area, and at least one curved area, the display device also includes a plurality of heteromorphic sub-pixels disposed in an outer portion of the display area corresponding to the curved area. further, the display device includes a connection part that electrically connects the plurality of sub-pixels and the plurality of heteromorphic sub-pixels, and each of the heteromorphic sub-pixels is connected to one of the plurality of sub-pixels by the connection part.
20240260370. LIGHT EMITTING DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Kwang Hyun KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/35, H10K50/15
CPC Code(s): H10K59/353
Abstract: a light emitting display device including a substrate including a first subpixel, a second subpixel, and a third subpixel; a red light emitting element at the first subpixel, the red light emitting element comprising a red light emitting layer; a green light emitting element at the second subpixel, the green light emitting element comprising a green light emitting layer; and a blue light emitting element at the third subpixel, the blue light emitting element comprising a blue light emitting layer. in addition, a first wavelength difference between a photoluminescence peak and an electroluminescence peak of the red light emitting element is 2 nm or less, a second wavelength difference between a photoluminescence peak and an electroluminescence peak of the green light emitting element is 2 nm or less, and a third wavelength difference between a photoluminescence peak and an electroluminescence peak of the blue light emitting element is 2 nm or less.
Inventor(s): Miyeon SEO of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/38, H10K59/40, H10K59/80, H10K77/10
CPC Code(s): H10K59/38
Abstract: a color filter film and a display apparatus including the same are provided. the display device can include a foldable display panel including a bending region bent in a curved shape, a color filter film on the foldable display panel, and a cover member on the foldable display panel. the color filter film can include a first protection layer on the foldable display panel, a color filter layer on the first protection layer, a black matrix dividing the color filter layer, and a second protection layer on the color filter layer and the black matrix.
Inventor(s): SangHoon JEONG of Paju-si (KR) for lg display co., ltd., TaeYeon YOO of Goyang-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/40, G06F3/044, H10K59/80
CPC Code(s): H10K59/40
Abstract: a light-emitting display device according to an embodiment of the present specification may include a substrate including a display area and a non-display area, one or more dams disposed in the non-display area and configured to surround the display area, and a reflective metal disposed on at least one of the one or more dams.
20240260381. TRANSPARENT DISPLAY DEVICE WITH TOUCH SENSOR_simplified_abstract_(lg display co., ltd.)
Inventor(s): MiReum LEE of Paju-si (KR) for lg display co., ltd., JaeHee PARK of Paju-si (KR) for lg display co., ltd., Dojin KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/40, G06F3/041, G06F3/044, H10K59/124, H10K59/126, H10K59/131
CPC Code(s): H10K59/40
Abstract: a transparent display device with a touch sensor can include a plurality of subpixels disposed in a non-transmissive area of a substrate, the plurality of subpixels including a light emitting element having an anode electrode, a light emitting layer and a cathode electrode; a touch sensor disposed in a transmissive area of the substrate, the touch sensor including a touch sensor electrode. also, the transparent display device can include a touch line disposed between the substrate and the anode electrode in the non-transmissive area, the touch line being configured to supply a touch sensing voltage to the touch sensor; and a shielding layer disposed between the touch line and the anode electrode in the non-transmissive area.
20240260384. Display Device and Display Panel_simplified_abstract_(lg display co., ltd.)
Inventor(s): Sungwoo Jun of Paju-si (KR) for lg display co., ltd., Hyunguk Jang of Seoul (KR) for lg display co., ltd., Youngsung Cho of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/65, H10K59/80
CPC Code(s): H10K59/65
Abstract: a display device and a display panel are disclosed which comprise a first optical area included in a display area, the optical area for display an image displaying and being light transmittable. a normal area included in the display area is positioned around the first optical area, wherein each of the first optical area and the normal area includes a plurality of emission areas, wherein a light emitting element including an anode electrode, a light emitting layer, and a cathode electrode is disposed in each of the plurality of emission areas in the first optical area. an outer shape of the anode electrode disposed in the first optical area has a plurality of protrusions and a plurality of depressions that are alternately arranged, thereby reducing a flare due to lack of any angled portion in the anode electrode.
20240260385. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): YoungIn JANG of Seoul (KR) for lg display co., ltd., KwangSu LIM of Seoul (KR) for lg display co., ltd., Soyoung LEE of Seoul (KR) for lg display co., ltd., HyunGon KIM of Seoul (KR) for lg display co., ltd.
IPC Code(s): H10K59/70, H10K59/122
CPC Code(s): H10K59/70
Abstract: a display apparatus includes a substrate including a first display area and a second display area surrounding the first display area, a plurality of first sub-pixels disposed at the first display area, a plurality of second sub-pixels disposed at the second display area, a first light emitting element disposed at each of the plurality of first sub-pixels, and a second light emitting element disposed at each of the plurality of second sub-pixels. the first light emitting element includes an organic light emitting diode and the second light emitting element includes an inorganic light emitting diode.
20240260387. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): DongYoon KIM of Seongnam-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/122, H10K59/131
CPC Code(s): H10K59/80
Abstract: according to an aspect of the present disclosure, a display device includes: a first substrate having a display area including a plurality of subpixels, and a non-display area; at least one flexible film at one end of the non-display area of the first substrate and electrically connected to the first substrate; a bonding member on the first substrate, including a conductive adhesive material, and bonding the first substrate and the flexible film; a second substrate above the first substrate, configured to expose the flexible film and the bonding member to the outside, and including a metallic material; an adhesive layer between the first substrate and the second substrate; and a blocking film on a lower surface of the second substrate and including an insulating material. therefore, it is possible to suppress a leakage current that may occur due to the contact of the bonding member and the second substrate at the time of bonding the flexible film to the first substrate.
20240260391. TRANSPARENT DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Kanghyun KIM of Paju-si (KR) for lg display co., ltd., Sejin KIM of Incheon (KR) for lg display co., ltd., Heetae LIM of Gimpo-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/123, H10K59/35, H10K59/38
CPC Code(s): H10K59/80518
Abstract: the present disclosure relates to a transparent display device, according to an aspect of the present disclosure, the transparent display device includes a first substrate including a first area and a second area, the transparent display device includes an anode disposed on the first substrate and including a first anode disposed in the first area and a second anode corresponding to the second area, further, the transparent display device includes a first emission layer disposed on the first anode in the first area, and a second emission layer disposed on the first emission layer and the second anode in the second area, furthermore, the transparent display device includes a cathode disposed on the second emission layer. the first anode and the second anode include at least one transparent electrode layer, and the first anode further includes a reflective layer.
20240260392. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Sang-Mo BYUN of Paju-si (KR) for lg display co., ltd., Hyun KIM of Paju-si (KR) for lg display co., ltd., Chul-Young JANG of Paju-si (KR) for lg display co., ltd., Da-Yeon JEONG of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/122
CPC Code(s): H10K59/80523
Abstract: a display apparatus includes a first subpixel, a second subpixel and a third subpixel disposed on a substrate; a first organic light emitting element configured to emit a first color of light, a second organic light emitting element configured to emit a second color of light and a third organic light emitting element configured to emit a third color of light disposed in the first, second and third subpixels, respectively; a first anode, a second anode and a third anode disposed in the first, second and third subpixels, respectively; and a first cathode, a second cathode and a third cathode disposed in the first, second and third subpixels, respectively, wherein the first, second and third cathodes include at least one layer, and wherein at least two cathodes among the first, second and third cathodes have a different number of layers than each other.
20240260394. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jeong Hoon LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80
CPC Code(s): H10K59/872
Abstract: a display apparatus in one example includes a display panel having a curvature, a cover member attached to a display surface of the display panel, and a support member attached to a rear surface of the display panel. further, the support member is flexible in a curvature direction of the display panel.
20240260399. Display Device with Integrated Touch Screen_simplified_abstract_(lg display co., ltd.)
Inventor(s): Jonghyun Han of Paju-si (KR) for lg display co., ltd., GuanYoung Son of Paju-si (KR) for lg display co., ltd., SangHyeon Seon of Paju-si (KR) for lg display co., ltd., Younggyu Moon of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, G06F3/041, G06F3/044, H10K59/40
CPC Code(s): H10K59/873
Abstract: disclosed is a display device with integrated touch screen comprising a substrate, a first insulating layer provided on the substrate, a second insulating layer provided on the first insulating layer, a dam provided on the second insulating layer, a layer protection part provided outside the dam, and a touch insulating layer provided on the encapsulation layer.
20240260400. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): JongHwae LEE of Seongnam-si (KR) for lg display co., ltd., Juyeon WON of Gimpo-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80
CPC Code(s): H10K59/873
Abstract: a display device can include a substrate having an active area and a non-active area adjacent to the active area, an encapsulation substrate disposed over the substrate, a dam disposed in the non-active area between the substrate and the encapsulation substrate and an electrode disposed on a first surface of the encapsulation substrate or the substrate, and overlapping the dam. by forming the dam using the electrode, the dam can be more precisely disposed and the non-active area of the display device can be reduced.
20240260401. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): JongHwae LEE of Seongnam-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80
CPC Code(s): H10K59/873
Abstract: discussed is a display device including a substrate having a display area, and a non-display area adjacent to the display area, an encapsulation substrate disposed on the substrate, and a plurality of dams disposed between the substrate and the encapsulation substrate. the plurality of dams includes a first dam disposed in the non-display area and including an epoxy-based resin, and a second dam disposed outside the first dam and including a urethane-based resin. the first dam and the second dam minimize a penetration of outside moisture and oxygen into the display device in a state in which a bonding force is increased.
Inventor(s): Sang Won KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80
CPC Code(s): H10K59/873
Abstract: the present disclosure relates to a cover plate module and a display apparatus including the same. disclosed is a cover plate module including a cover plate including a transparent part, an anti scattered film located on the cover plate, and a metal fine line assembly provided on the anti scattered film. the cover plate module and a display apparatus including the same ensure uniform heat dissipation between the front surface and the rear surface of the display apparatus, thus preventing occurrence of a warpage defect and improving reliability of the display apparatus.
20240260403. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): TaeHo KIM of Goyang-si (KR) for lg display co., ltd., HeeYoung KWACK of Seoul (KR) for lg display co., ltd., SukJae HONG of Goyang-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/40
CPC Code(s): H10K59/873
Abstract: a display device including a substrate having a display area in which a plurality of light-emitting elements is disposed, and a sensor hole area included as at least a part of the display area and including a sensor hole through which a part of the substrate is aligned; a plurality of dams disposed in the sensor hole area and including a first dam positioned to be close to the sensor hole, and a second dam positioned to be distant from the sensor hole; a plurality of disconnection parts disposed in the sensor hole area and including a plurality of disconnection parts positioned between various dams and the sensor hole. including at least one of a first inorganic sealing layer, a second inorganic sealing layer, and an organic sealing layer.
20240260404. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): KyungMo SON of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/121, H10K59/126, H10K59/131, H10K59/40, H10K102/10
CPC Code(s): H10K59/873
Abstract: provided is a display device. the display device includes a substrate including an active area and a non-active area. the display device includes a first light blocking layer on the substrate in the non-active area. the display device includes a first thin film transistor including a first active layer, a first gate electrode, a first source electrode, and a first drain electrode on the substrate in the non-active area. the display device includes a first metal layer between the first source electrode and the first light blocking layer, and the first drain electrode and the first light blocking layer in the non-active area. a distance between the first active layer and the first metal layer is shorter than a distance between the first metal layer and the first light blocking layer.
20240260408. Transparent Display Device with Touch Sensor_simplified_abstract_(lg display co., ltd.)
Inventor(s): Dojin Kim of Paju-si (KR) for lg display co., ltd., JaeHee Park of Paju-si (KR) for lg display co., ltd., MiReum Lee of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/40
CPC Code(s): H10K59/873
Abstract: a transparent display device with a touch sensor is provided, which comprises a first substrate provided with a display area including a transmissive area and a non-transmissive area and a non-display area disposed near the display area, a second substrate facing the first substrate, a plurality of subpixels provided in the non-transmissive area on the first substrate, including a light emitting element consisting of an anode electrode, a light emitting layer and a cathode electrode, a touch sensor disposed in the transmissive area on the first substrate, including a touch sensor electrode, and an organic layer provided on one surface of the second substrate, which faces the first substrate, including a first protrusion pattern protruded toward the touch sensor in an area overlapped with the touch sensor.
Inventor(s): Ho-Jin KIM of Paju-si (KR) for lg display co., ltd., Ji-Yeon PARK of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/12, H10K59/35, H10K59/38, H10K59/70
CPC Code(s): H10K59/8731
Abstract: an organic light-emitting diode display device can include a substrate including a first sub-pixel and a second sub-pixel; an interlayer insulation layer over the substrate and having different heights; and a first light-emitting diode disposed at the first sub-pixel and a second light-emitting diode disposed at the second sub-pixel over the substrate, wherein each of the first light-emitting diode or second light-emitting diode includes a first electrode, a light-emitting layer, and a second electrode, and the light-emitting layer includes a first stack, a charge generation layer, and a second stack, and wherein the second electrode of the first light-emitting diode is electrically connected to the charge generation layer of the first light-emitting diode, and the second electrode of the second light-emitting diode is separated from the charge generation layer of the second light-emitting diode.
20240260412. ORGANIC LIGHT EMITTING DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): JiYoung AHN of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/127, H10K59/35, H10K59/38
CPC Code(s): H10K59/875
Abstract: an organic light emitting display apparatus includes a plurality of pixels on a substrate, each including a plurality of subpixels each including an emission area, a planarization layer including a light extraction pattern which is at the emission area of each of the plurality of subpixels and includes a plurality of concave portions, and a light emitting device layer on the light extraction pattern. one or more of the plurality of subpixels comprise a plurality of pattern regions, and the light extraction pattern at each of the plurality of pattern regions comprises a structure which has rotated with respect to a reference point.
20240260414. Light Emitting Diode Display Device_simplified_abstract_(lg display co., ltd.)
Inventor(s): Seongyong Cho of Paju-si (KR) for lg display co., ltd., Taeyoung Heo of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80
CPC Code(s): H10K59/877
Abstract: disclosed is a light emitting diode display device comprising a light emitting diode provided on a substrate, a lens provided on the light emitting diode and configured to have a convex curved surface, and a scattering pattern configured to have an opening area exposing at least a portion of the curved surface of the lens.
20240260415. ORGANIC LIGHT EMITTING DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): JiYoung AHN of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/38
CPC Code(s): H10K59/878
Abstract: an organic light emitting display apparatus includes a plurality of pixels each including a plurality of color subpixels and a white subpixel, where each pixel includes an emission area disposed on a substrate. the display apparatus further includes a planarization layer including a light extraction pattern which is at the emission area of each of the plurality of color subpixels and the white subpixel and includes a plurality of concave portions and a convex portion, a light emitting device layer on the light extraction pattern, a color filter layer disposed between the substrate and the light extraction pattern to overlap the emission area of each of the plurality of color subpixels, and a light separation portion disposed between the substrate and the light extraction pattern to overlap the emission area of each of the plurality of color subpixels.
20240260416. LIGHT EMITTING DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Hyeon-Hye YU of Paju-si (KR) for lg display co., ltd., In-Goo LEE of Paju-si (KR) for lg display co., ltd., Won-Sik LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/122
CPC Code(s): H10K59/878
Abstract: in one aspect, a light emitting display device includes a plurality of subpixels on a substrate, each of the plurality of subpixels having a corresponding emission region, each of the plurality of subpixels having an outer interface with an n-gonal shape; a light emitting diode at each corresponding emission region and including an emission layer; and a plurality of arc-shaped light reflectors inside the light emitting diode and having a lower refractive index than a refractive index of the emission layer. the plurality of arc-shaped light reflectors are in a quasi-caustic region of the outer interface.
20240260417. LIGHT EMITTING DIODE DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Hyeon-Hye YU of Paju-si (KR) for lg display co., ltd., In-Goo LEE of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/122, H10K59/123, H10K59/35
CPC Code(s): H10K59/878
Abstract: a light emitting display device includes: a bank on a substrate and including an opening which corresponds to an emission region of a pixel region; an inclined reflective portion below the bank and disposed in the pixel region; a light emitting diode at the emission region and including an emission layer and first and second electrodes which are disposed below and on the emission layer, respectively; and a plurality of light reflectors inside the light emitting diode and having a lower refractive index than that of the emission layer, wherein a first interface between the emission layer and the bank is circular or elliptical, and the light reflector forming a second interface with the emission layer is linear, and wherein at least a portion of the light reflector is disposed in a caustic region which is a total reflection optical path region made by total reflection along the first interface.
20240260418. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): SungKi KIM of Gyeonggi-do (KR) for lg display co., ltd., GiSang HONG of Seoul (KR) for lg display co., ltd., JongWon LEE of Seoul (KR) for lg display co., ltd., YoungWook LEE of Gyeonggi-do (KR) for lg display co., ltd., Jungmin KIM of Gyeonggi-do (KR) for lg display co., ltd., Hoseung LEE of Gyeonggi-do (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/122, H10K59/38
CPC Code(s): H10K59/878
Abstract: embodiments of the disclosure relate to a display device. specifically, there may be provided a display device in which the planarization layer includes a convex portion, an inclined surface, and a slit portion to effectively extract the light from the display device to the outside to provide enhanced light efficiency, and the lower protection metal is disposed not to overlap the inclined surface to mitigate deterioration of luminance in the direction of the side viewing angle.
Inventor(s): Ho-Jin KIM of Paju-si (KR) for lg display co., ltd., Bong-Choon KWAK of Paju-si (KR) for lg display co., ltd., Ji-Yeon PARK of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/12, H10K59/122
CPC Code(s): H10K59/878
Abstract: an organic light-emitting diode display device can include a plurality of sub-pixels disposed on a substrate, at least one transistor disposed at each of the plurality sub-pixels over the substrate, a first insulation layer disposed over the at least one transistor, and a light-emitting diode disposed at each of the plurality of sub-pixels over the first insulation layer. further, the light-emitting diode includes a first electrode, a light-emitting layer, and a second electrode. also, each of the plurality of sub-pixels includes a contact area and an emission area, the light-emitting diode is electrically connected to the at least one transistor in the contact area. the first insulation layer includes a recessed portion in the contact area.
20240260420. DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): Inae CHOI of Paju-si (KR) for lg display co., ltd., SeHong PARK of Paju-si (KR) for lg display co., ltd., Wonrae KIM of Paju-si (KR) for lg display co., ltd., Sejong SEONG of Paju-si (KR) for lg display co., ltd., SeoHyun NAM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/122, H10K59/124
CPC Code(s): H10K59/878
Abstract: a display apparatus can include a plurality of subpixels disposed on a substrate; a pattern portion disposed on the substrate, the pattern portion forming a concave area between at least two subpixels among the plurality of subpixels; and a reflective pattern partially overlapping with a portion of the pattern portion. also, the plurality of subpixels include a light emission area and a non-light emission area adjacent to the light emission area, the reflective pattern being disposed in the non-light emission area, and the non-light emission area includes a first void located between the light emission area and the reflective pattern.
20240260422. ORGANIC LIGHT EMITTING DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): JiYoung AHN of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/127, H10K59/35
CPC Code(s): H10K59/879
Abstract: an organic light emitting display apparatus includes a plurality of pixels on a substrate, each including a plurality of subpixels each including an emission area, a planarization layer including a light extraction pattern which is at the emission area of each of the plurality of subpixels and includes a plurality of concave portions and a convex portion surrounding each of the plurality of concave portions, a light emitting device layer on the light extraction pattern, and a phase grating portion between the substrate and the light extraction pattern to overlap the emission area of each of the plurality of subpixels.
20240260423. DISPLAY PANEL AND DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): In KANG of Paju-si (KR) for lg display co., ltd., DaeSung JUNG of Paju-si (KR) for lg display co., ltd., DaeKyu KIM of Paju-si (KR) for lg display co., ltd., JeongHo KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/131
CPC Code(s): H10K59/879
Abstract: a display panel in one example includes pixel blocks having subpixels disposed in a display area, a bezel area disposed outside the display area, and mode control line sets individually connected to pixel blocks. each mode control line set includes a first mode control line for supplying a first mode control signal and a second mode control line for supplying a second mode control signal. each subpixel includes a driving transistor connected to a first power line, a first light emitting device connected to the driving transistor through a first mode control transistor controlled by the first mode control signal, a second light emitting device connected to the driving transistor through a second mode control transistor controlled by the second mode control signal, a first lens region disposed on the first light emitting device, and a second lens region disposed on the second light emitting device.
20240260424. DISPLAY PANEL AND DISPLAY APPARATUS_simplified_abstract_(lg display co., ltd.)
Inventor(s): ByungJune MUN of Paju-si (KR) for lg display co., ltd., AJung SONG of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, G09G3/3266, H10K59/121, H10K59/35
CPC Code(s): H10K59/879
Abstract: a display panel can include a display area including a first area including a first type subpixel and a second area including a second type subpixel, in which each of the first type subpixel and the second type subpixel includes a first light-emitting element driven based on a first emission control transistor and a second light-emitting element driven based on a second emission control transistor. also, the first and second light-emitting elements of the first type subpixel share a same anode electrode, and the first and second light-emitting elements of the second type subpixel are connected to two different anode electrodes that are spaced apart from each other.
Inventor(s): Hee Cheol KIM of Paju-si (KR) for lg display co., ltd., Dong Yeon KIM of Paju-si (KR) for lg display co., ltd., Ju Hoon JANG of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80
CPC Code(s): H10K59/879
Abstract: a display apparatus including a display panel and an eyepiece is provided. the eyepiece may include a right-eye lens corresponding to a right eye of a user and a left-eye lens corresponding to a left eye of the user. the display panel may provide a right-eye image through the right-eye lens and a left-eye image through the left-eye lens. the display panel may include an encapsulation structure covering light-emitting devices, a black matrix on the encapsulation structure, and optical lenses on the black matrix. the black matrix may extend in a first direction and a second direction perpendicular to the first direction between the light-emitting devices. each of the optical lenses may extend in the second direction. each of the optical lenses may overlap at least two light-emitting devices adjacent in the first direction and a portion of the black matrix disposed between the corresponding light-emitting devices. thus, in the display apparatus, an overlap between a right-eye image and a left-eye image provided to the user by a single-display panel may be minimized or reduced.
20240260426. LIGHT EMITTING DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Seong Kwang KIM of Seoul (KR) for lg display co., ltd., Ki Hyung LEE of Seoul (KR) for lg display co., ltd., Kang Il KIM of Seoul (KR) for lg display co., ltd., Seong Ku LEE of Seoul (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, G06F3/041, G06F3/044, H10K59/38, H10K59/40
CPC Code(s): H10K59/8792
Abstract: a light emitting display device includes color conversion units on a first substrate, each of the color conversion units having an overlapping area and a non-overlapping area, a black matrix on the overlapping area of each of the color conversion units, and an auxiliary electrode pattern between the black matrix and each of the color conversion units, the auxiliary electrode pattern farther inwards than the black matrix.
20240260428. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): Sunghee Park of Goyang-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/122
CPC Code(s): H10K59/8792
Abstract: a display device has a pixel electrode having a mirror portion extending along a side surface of an opening to act as a side surface reflection mirror of light. thus, light loss is reduced and an amount at which light is emitted from a sub-pixel is improved. further, color mixing between light beams from adjacent sub-pixels is reduced, thereby improving light efficiency.
20240260430. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): KwangYong CHOI of Paju-si (KR) for lg display co., ltd., EunJi PARK of Gangwon-do (KR) for lg display co., ltd., ByeongUk GANG of Seoul (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K59/122
CPC Code(s): H10K59/8792
Abstract: a display device capable of enhancing the negative bias temperature illumination stress (nbtis) characteristics and the reliability of a thin film transistor, can include a substrate including having an emission area and a non-emission area, a thin film transistor disposed on the substrate, a passivation layer covering an upper portion of the thin film transistor, an overcoat layer disposed on the passivation layer and having a slit or through hole recessed toward the passivation layer, and a black bank layer disposed on the overcoat layer and formed to have a shape corresponding to the slit or through hole to form a protrusion positioned in the slit or through hole.
Inventor(s): Soo Hyun PARK of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/80, H10K71/00, H10K102/00
CPC Code(s): H10K59/8794
Abstract: a display apparatus and a method of manufacturing the same are discussed. in one example, the display apparatus includes a flexible display panel having a curved portion, a cover member attached to a display surface of the display panel, and a flexible plate adhered to a rear surface of the display panel. further, the flexible plate includes a flexible thin sheet and at least one plate.
Inventor(s): Joon Young KWON of Paju-si (KR) for lg display co., ltd., Sang Jin Kim of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/88, H10K59/12, H10K59/122, H10K59/131, H10K59/80
CPC Code(s): H10K59/88
Abstract: disclosed are a display device and a method of manufacturing the same. a shorting bar of the display device includes a multi-layered conductive pattern structure disposed on a substrate and including two or more layers of conductive material patterns with at least one insulating film interposed therebetween, and a bank-spacer layer covering the multi-layered conductive pattern structure.
20240260438. Display Device_simplified_abstract_(lg display co., ltd.)
Inventor(s): Taeyeon Yoo of Goyang-si (KR) for lg display co., ltd., Dongjoo Lee of Goyang-si (KR) for lg display co., ltd.
IPC Code(s): H10K59/88, G06F3/041, H10K59/131, H10K59/40
CPC Code(s): H10K59/88
Abstract: a display device includes: a substrate including a display area and a non-display area disposed around the display area, wherein the non-display area has a pad area; pads disposed on the substrate and in the pad area; crack blocking layers disposed on the substrate and in the pad area, and positioned adjacent to ends of the pads; and a data driver chip mounted on the substrate and in the pad area, wherein the data driver chip includes bumps respectively connected to the pads, wherein the crack blocking layers overlap ends of the bumps in a plan view of the display device.
20240260444. DISPLAY DEVICE_simplified_abstract_(lg display co., ltd.)
Inventor(s): ByungHee KIM of Anyang-si (KR) for lg display co., ltd., EunSup YOON of Paju-si (KR) for lg display co., ltd., YongSuk KIM of Paju-si (KR) for lg display co., ltd., Laebong JANG of Incheon (KR) for lg display co., ltd.
IPC Code(s): H10K77/10, H05K1/02, H10K59/131, H10K102/00
CPC Code(s): H10K77/111
Abstract: a display device in one example includes a display unit, an outer roller configured to wind or unwind the display unit and including an inner circumferential surface having a spiral groove, an inner roller disposed in the outer roller and including an outer circumferential surface having a straight groove, a plurality of conductive balls disposed between the outer roller and the inner roller, and a roller connection unit interlinking rotations of the outer roller and the inner roller. the display unit can include a display panel and a back cover supporting a rear surface of the display panel. further, the plurality of conductive balls can be configured to move along the spiral groove when the display unit is wound or unwound.
Inventor(s): Hansol PARK of Goyang-si (KR) for lg display co., ltd., Misang YOO of Seoul (KR) for lg display co., ltd., Yoojeong JEONG of Seoul (KR) for lg display co., ltd., Kusun CHOUNG of Seoul (KR) for lg display co., ltd.
IPC Code(s): H10K85/30, C07B59/00, C09K11/02, C09K11/06, H10K50/12, H10K85/60
CPC Code(s): H10K85/342
Abstract: an organic light-emitting diode including: a first electrode; a second electrode facing the first electrode; and an organic layer disposed between the first electrode and the second electrode. the organic layer includes a light-emitting layer that includes a dopant material including an organometallic compound represented by chemical formula 1, and a host material including a mixture including a compound represented by chemical formula 2 and a compound represented by chemical formula 3. the organic light-emitting diode may have excellent or desirable light-emitting efficiency and lifespan.
Inventor(s): Ji Cheol SHIN of Gyeongsangnam-do (KR) for lg display co., ltd., Su Bin AHN of Gyeonggi-do (KR) for lg display co., ltd., KyungHoon LEE of Gyeonggi-do (KR) for lg display co., ltd., Youngjun YU of Gyeonggi-do (KR) for lg display co., ltd.
IPC Code(s): H10K85/60, H10K50/15
CPC Code(s): H10K85/654
Abstract: an organic light emitting element and a display device, specifically, an organic light emitting element including a first compound represented by chemical formula 1 and a second compound represented by chemical formula 2 provides excellent efficiency, long lifespan or low driving voltage and a display device including the organic light emitting element.
Inventor(s): In Bum SONG of Paju-si (KR) for lg display co., ltd., Seung Hee YOON of Paju-si (KR) for lg display co., ltd., Gwi Jeong CHO of Paju-si (KR) for lg display co., ltd., So Yeon AHN of Paju-si (KR) for lg display co., ltd., Yoo Yi SON of Paju-si (KR) for lg display co., ltd., Tae Shick KIM of Paju-si (KR) for lg display co., ltd.
IPC Code(s): H10K85/60, H10K50/12, H10K50/18, H10K101/00
CPC Code(s): H10K85/6572
Abstract: the present disclosure relates to an oled that includes a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first host, a second host and a blue dopant and positioned between the first and second electrodes; a first electron blocking layer including an electron blocking material of a spirofluorene-substituted amine derivative and positioned between the first electrode and the first emitting material layer; and a first hole blocking layer including a first hole blocking material of an azine derivative and positioned between the second electrode and the first emitting material layer, wherein the first host is an anthracene derivative, and the second host is a deuterated anthracene derivative.
Inventor(s): YuSeon KHO of Gyeonggi-do (KR) for lg display co., ltd., Wansoo LEE of Gyeonggi-do (KR) for lg display co., ltd., Chiwan KIM of Gyeonggi-do (KR) for lg display co., ltd., Sung-Eui SHIN of Gyeonggi-do (KR) for lg display co., ltd., Minji KIM of Gyeonggi-do (KR) for lg display co., ltd., Sungwook KO of Gyeonggi-do (KR) for lg display co., ltd., Saewon KANG of Gyeonggi-do (KR) for lg display co., ltd.
IPC Code(s): H10N30/20, H10N30/03, H10N30/071, H10N30/098, H10N30/87
CPC Code(s): H10N30/20
Abstract: aspects of the present disclosure is directed to a vibration apparatus and an apparatus including the same, having directivity. in one example, a vibration apparatus includes a vibration part; a first electrode at a first surface of the vibration part; and a second electrode at a second surface different from the first surface of the vibration part, wherein the vibration part includes a piezoelectric portion and a supporting portion connected to the piezoelectric portion, and wherein a height of the supporting portion differs from a height of the piezoelectric portion.
LG DISPLAY CO., LTD. patent applications on August 1st, 2024
- LG DISPLAY CO., LTD.
- C07F15/00
- H10K50/12
- H10K85/30
- CPC C07F15/0033
- Lg display co., ltd.
- G02F1/13
- G02F1/13357
- G02F1/1343
- CPC G02F1/1323
- G02F1/1335
- G02F1/133
- G02F1/1333
- H04M1/02
- H04N23/57
- CPC G02F1/133512
- CPC G02F1/133611
- G02F1/1339
- CPC G02F1/13396
- G02F1/1362
- G02F1/1345
- H01L27/12
- CPC G02F1/136209
- G06F1/16
- CPC G06F1/1652
- G06F3/01
- G06F3/041
- CPC G06F3/016
- G06F3/14
- H10K59/40
- H10K59/80
- H10K59/88
- CPC G06F3/0412
- G06F3/044
- G09G3/36
- CPC G06F3/0414
- G01L1/22
- G09G3/32
- CPC G06F3/0416
- G09G3/3233
- G09G3/3266
- CPC G06F3/04166
- H10K50/84
- H10K59/131
- G06F3/0354
- CPC G06F3/04184
- CPC G06F3/1446
- G06F9/32
- G09G5/18
- CPC G06F9/321
- G09G3/00
- G09G3/20
- CPC G09G3/006
- G09G3/3291
- G09G3/3225
- H10K102/00
- CPC G09G3/035
- CPC G09G3/20
- CPC G09G3/2007
- G09G3/3208
- CPC G09G3/2055
- CPC G09G3/2092
- CPC G09G3/2096
- H10K59/121
- H10K59/124
- G09G3/3275
- G09G3/30
- CPC G09G3/30
- CPC G09G3/32
- H01L25/16
- H01L25/075
- H01L33/62
- CPC G09G3/3233
- G09G3/3258
- G09G3/3241
- CPC G09G3/3258
- CPC G09G3/3266
- G01R31/28
- CPC G09G3/3291
- CPC G09G3/3648
- CPC G09G3/3677
- H01L21/67
- CPC H01L21/67144
- H01L21/673
- H01L21/68
- H10K59/12
- H10K71/16
- CPC H01L21/6734
- H01L23/00
- CPC H01L24/95
- H01L33/00
- H01L33/10
- H01L33/38
- CPC H01L25/0753
- H01L33/50
- H01L33/60
- CPC H01L25/167
- H10K59/90
- CPC H01L27/124
- G02F1/1368
- H01L27/15
- CPC H01L33/0095
- H01L33/32
- CPC H01L33/32
- H01L33/20
- H01L33/54
- CPC H01L33/382
- H01L33/40
- H01L33/48
- CPC H01L33/40
- CPC H01L33/62
- H01L33/42
- H01L33/58
- H01L25/13
- H03F3/21
- CPC H03F3/211
- H04N5/64
- H04R1/02
- H04R1/26
- H04R5/02
- H10K59/00
- H10K99/00
- CPC H04N5/642
- H04R7/06
- H04R17/00
- CPC H04R7/06
- H10K39/34
- G06V40/12
- G06V40/16
- CPC H10K39/34
- H10K50/13
- H10K50/15
- H10K50/18
- H10K85/60
- CPC H10K50/12
- H10K50/16
- H10K50/17
- H10K50/125
- H10K50/813
- CPC H10K50/125
- H10K50/805
- CPC H10K50/13
- H10K50/155
- CPC H10K50/155
- H10K50/19
- CPC H10K50/19
- H10K50/842
- H10N30/20
- CPC H10K59/00
- H10K59/122
- H10K59/126
- CPC H10K59/121
- H10K50/822
- CPC H10K59/1213
- H01L29/786
- H10K59/123
- H10K59/35
- H10K77/10
- CPC H10K59/1216
- H10K59/38
- CPC H10K59/122
- H10K59/32
- H10K71/60
- CPC H10K59/124
- CPC H10K59/131
- G01B11/06
- CPC H10K59/352
- CPC H10K59/353
- CPC H10K59/38
- CPC H10K59/40
- H10K59/65
- CPC H10K59/65
- H10K59/70
- CPC H10K59/70
- CPC H10K59/80
- CPC H10K59/80518
- CPC H10K59/80523
- CPC H10K59/872
- CPC H10K59/873
- H10K102/10
- CPC H10K59/8731
- H10K59/127
- CPC H10K59/875
- CPC H10K59/877
- CPC H10K59/878
- CPC H10K59/879
- CPC H10K59/8792
- H10K71/00
- CPC H10K59/8794
- CPC H10K59/88
- H05K1/02
- CPC H10K77/111
- C07B59/00
- C09K11/02
- C09K11/06
- CPC H10K85/342
- CPC H10K85/654
- H10K101/00
- CPC H10K85/6572
- H10N30/03
- H10N30/071
- H10N30/098
- H10N30/87
- CPC H10N30/20
