TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD. patent applications on February 8th, 2024

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Patent Applications by TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD. on February 8th, 2024

TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.: 40 patent applications

TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD. has applied for patents in the areas of G02F1/1368 (10), G09G3/20 (8), G09G3/36 (7), G02F1/1362 (7), G02F1/136286 (5)

With keywords such as: display, layer, panel, electrode, substrate, liquid, device, disposed, present, and crystal in patent application abstracts.



Patent Applications by TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.

20240045260.DISPLAY PANEL AND MANUFACTURING METHOD THEREOF_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Xingwu Chen of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G02F1/1335



Abstract: the present invention discloses a display panel and a manufacturing method thereof. the display panel includes a plurality of liquid crystal cells, each of the plurality of liquid crystal cells includes cholesteric liquid crystals, and a chiral rotation direction of the cholesteric liquid crystals in one of the plurality of liquid crystal cells is opposite to a chiral rotation direction of the cholesteric liquid crystals in its adjacent ones of the liquid crystal cells, so that the cholesteric liquid crystals films with different rotation directions are designed between adjacent pixels, and one of any two adjacent pixels allows light to pass through, and another one of the two adjacent pixels blocks the light from passing through and reflects the light back into the display device, thereby achieving an object of reducing crosstalk.


20240045278.ARRAY SUBSTRATE AND LIQUID CRYSTAL DISPLAY PANEL_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Yanan Wang of Shenzhen (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G02F1/1343



Abstract: disclosed are an array substrate and a liquid crystal display panel. the liquid crystal display panel provided by the embodiment of the present application comprises an array substrate. the array substrate eliminates the main electrode of the buffer area, or eliminates the main electrode of the buffer area and then sets a protruding part and adds dbs electrodes on the array substrate. the pretilt angle conflict between two adjacent areas is reduced, thereby preventing the problem of mutual obstruction when the liquid crystal molecules twist, thereby improving dark clusters and solving the problem of uneven display.


20240045279.LIQUID CRYSTAL DISPLAY PANEL_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Jing Liu of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G02F1/1343, G02F1/1337



Abstract: the liquid crystal display panel disclosed in the present application includes a first substrate; a second substrate disposed opposite to the first substrate; and a liquid crystal layer disposed between the first substrate and the second substrate, wherein the first substrate includes a common electrode; the second substrate includes a plurality of first regions defined at intervals in a row direction, a plurality of second regions defined at intervals in a column direction, and a plurality of pixel regions defined by intersection of the plurality of the first regions and the plurality of the second regions; the first regions and/or the second regions are provided with opposite electrodes, so that the liquid crystal molecules located in the first regions and/or the second regions are in a stationary state, thereby improving response times of liquid crystal molecules.


20240045280.DISPLAY PANEL_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Jingxin Fang of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Ji Li of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Qi Zhang of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Lei Lin of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Jing Liu of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G02F1/1343, G02F1/1337



Abstract: the present invention discloses a display device, wherein the display device includes: a plurality of pixels arranged in an array, wherein liquid crystals corresponding to the plurality of pixels in odd-numbered columns have a first liquid crystal pretilt angle, and the liquid crystals corresponding to the plurality of pixels in even-numbered columns have a second liquid crystal pretilt angle; or, the liquid crystals corresponding to the plurality of pixels in odd-numbered rows have the first liquid crystal pretilt angle, and the liquid crystals corresponding to the plurality of pixels in even-numbered rows have the second liquid crystal pretilt angle; and wherein the first liquid crystal pretilt angle and the second liquid crystal pretilt angle are different from each other.


20240045281.DISPLAY PANEL AND DISPLAY DEVICE_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Jiha KIM of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Bin LIU of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G02F1/1343, G02F1/1368, G02F1/1339, G02F1/1333, G02F1/1362



Abstract: the present application provides a display panel and a display device. the display panel includes: thin film transistors arranged on the first substrate; a common electrode layer arranged on the thin film transistors; auxiliary conductive patterns disposed on the common electrode layer and connected to the common electrode layer; a pixel electrode layer electrically insulated from the common electrode layer and the auxiliary conductive patterns; and spacers arranged between the first substrate and the second substrate and staggered with respect to the auxiliary conductive patterns.


20240045287.DISPLAY PANEL AND ARRAY SUBTRATE THEREOF_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Yoonsung UM of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Kaili QU of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Qi ZHANG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Yihe ZHANG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Jing LIU of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Kunhuang PENG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Chuwei LIANG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G02F1/1362



Abstract: a display panel and an array substrate thereof, which include a plurality of sub-pixel groups arranged in a matrix on the array substrate. each sub-pixel group includes a plurality of sub-pixels arranged along rows and columns. two adjacent sub-pixels in the same row have different colors, and two adjacent sub-pixels in the same column have the same color. in two adjacent rows of sub-pixels, an odd-numbered column or an even-numbered column is set as a target column. two sub-pixels of the target column in the sub-pixel group are electrically connected to two adjacent data lines located on both sides of the target column. two sub-pixels in an adjacent column of the target column are electrically connected to two adjacent data lines located on both sides of the target column. thus, a risk of crosstalk is effectively reduced.


20240045288.ARRAY SUBSTRATE AND DISPLAY PANEL_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Youhuang Lin of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Zhiming Zhan of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G02F1/1362, G02F1/1335, G02F1/1343, G02F1/1368



Abstract: an array substrate and a display panel are provided. the array substrate includes a plurality of pixels, a plurality of data lines, a plurality of gate lines, a plurality of shared electrode lines, a plurality of common electrode lines, and a shared electrode bus line. each pixel includes a first sub-pixel and a second sub-pixel. in each pixel rows, a first sub-pixel row and an adjacent second sub-pixel row are separated by a first interval. each gate line is disposed in a corresponding first interval. each shared electrode line is disposed in the corresponding first interval and is adjacent to a corresponding gate line. each common electrode line is disposed between two adjacent first intervals. the shared electrode bus line is connected to the plurality of shared electrode lines.


20240045291.ARRAY SUBSTRATE, MANUFACTURING METHOD THEREOF, AND DISPLAY PANEL_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Xiaofang TAN of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Zhiwei SONG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Wei HE of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Jiwang YUAN of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G02F1/1362, G02F1/1368, H01L27/12



Abstract: an array substrate, a manufacturing method thereof, and a display panel are provided. in the array substrate, a first metal layer includes a common electrode, the common electrode includes a first frame and a wire disposed in the first frame, the wire and the first frame are insulated from each other and spaced apart, a second metal layer and the first metal layer are disposed in different layers, the second metal layer includes a share electrode, and the share electrode is disposed overlapping the wire.


20240045294.ARRAY SUBSTRATE AND LIQUID CRYSTAL DISPLAY PANEL_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Yanling Chen of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G02F1/1368, G02F1/1362



Abstract: the application discloses an array substrate and a liquid crystal display panel. the array substrate includes a substrate, a common electrode, a first insulating layer, a pixel electrode and a storage electrode; a common electrode is disposed on one side of the substrate; the first insulating layer is disposed on one side of the common electrode away from the substrate; the pixel electrode is disposed on the side of the first insulating layer away from the common electrode; the storage electrode is disposed on one side of the common electrode close to or away from the first insulating layer, and the orthograph projection of the storage electrode on the plane where the substrate disposed overlaps at least partially with the orthograph projection of the pixel electrode on the plane where the substrate disposed.


20240046414.SUPER-RESOLUTION IMAGE RECONSTRUCTION METHOD AND DEVICE_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Jinfeng LIU of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G06T3/40



Abstract: the present application provides a super-resolution image reconstruction method and a device. since the super-resolution image reconstruction method fully considers internal relationship between local pixels of an original image, detailed information of an image can be better maintained, while problems of aliasing, blurring, and graininess are significantly reduced, and display effect of the original image after stretching is improved.


20240046835.DISPLAY DEVICE BRIGHTNESS COMPENSATION LOOK-UP TABLE MANUFACTURING METHOD, DEVICE THEREOF, AND DISPLAY DEVICE_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Yun ZHANG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G09G3/20



Abstract: the present application discloses a display device brightness compensation look-up table obtaining method. the method includes a parameter reading step, an initial grayscale brightness detection step, a compensation region brightness detection step, a compensation data obtaining step, and a compensation look-up table generation step. the above method solves a technical issue that conventional demura technologies cannot uniform brightness of the display panel to result in poor quality of the display panel.


20240046840.DISPLAY DEVICE, DRIVING METHOD THEREOF, AND DISPLAY EQUIPMENT_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Yizhuo ZHAO of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Qiusheng HUANG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Yuhua CHANG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Bin ZHAO of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G09G3/20



Abstract: a display device, a driving method thereof, and a display equipment are provided. the display device includes a driving module. the present disclosure allows a display panel to maintain a same brightness for image display when the display panel refreshes images at different refresh rates by allowing the refresh rates to correspond to gamma voltages and adjusting the gamma voltages to adjust a brightness of the display panel when a current refresh rate of the display panel changes. serious flickers of the display device caused by the display device being switched at different refresh rates in a short time can be prevented.


20240046841.DRIVE CIRCUIT_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Jhenwei HE of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G09G3/20



Abstract: the present application discloses a drive circuit. the drive circuit includes: a first module, configured to generate image data; and a second module, configured to set a state value corresponding to the next image data based on a frame refresh rate corresponding to the current image data, a state value corresponding to the current image data and a state value corresponding to the previous image data.


20240046843.DRIVING METHOD OF DISPLAY PANEL AND DISPLAY PANEL_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Jinfeng LIU of Shenzhen (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G09G3/20



Abstract: a driving method of a display panel obtains a charging time required for each row of sub-pixels in the display panel to reach a target voltage. then, according to the charging time required for each row of the sub-pixels to reach the target voltage, a duty ratio of a scan drive signal corresponding to each row of the sub-pixels is adjusted. so that, the sub-pixels in each position of the display panel can reach a same target voltage, thereby improving a problem of an uneven brightness of the display panel. and a display panel is also provided.


20240046845.DISPLAY PANEL AND DISPLAY DEVICE_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Zhixiang Chen of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G09G3/20, G09G3/00



Abstract: a display panel and a display device are provided. in the display panel, a plurality of scan lines are disposed in a display area and extended to the non-display area. a goa circuit and a plurality of signal transmission lines are disposed in the non-display area. the goa circuit includes multi-level cascaded goa units. each of goa units is electrically connected with at least one scan line through corresponding signal transmission line. a repair line is disposed between the goa circuit and the display area and extended along the first direction. the repair line crosses the scan line or the signal transmission line and is arranged in different layers.


20240046849.DATA SIGNAL REGULATING CIRCUIT AND DISPLAY DEVICE_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Wenfang LI of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Xianming ZHANG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G09G3/20, G09G3/36



Abstract: a data signal regulating circuit and a display device are disclosed. the data signal regulating circuit is applied to a display panel including a plurality of source driver groups, a feedback unit and an regulating unit. any two adjacent ones of the source driver groups are provided with a data signal regulating circuit. the feedback unit is used to output a feedback signal to the regulating unit according to data signal difference between two adjacent source driver groups. the regulating unit is used to regulate the data signals output from the corresponding source driver groups according to the feedback signal.


20240046850.DRIVING SYSTEM AND DRIVING METHOD OF DISPLAY PANEL_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Wenfang LI of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G09G3/20, G09G3/36



Abstract: a driving system and a display panel are provided. the driving system includes a timing controller and a driving chip. the driving chip receives the video signal and processes the video signal to output a characteristic current or a regular current to the display panel. the driving chip outputs the characteristic current to the display panel when the driving chip receives the characteristic video signal and to output the regular current to the display panel when the driving chip receives the regular video signal, and the characteristic current is smaller than regular current. the driving system of the display panel according to the present disclosure could alleviate the capacitor coupling effect caused by the large voltage jump introduced by the huge gray value difference when the display panel in a frame transition and thus improve the horizontal crosstalk of the display panel.


20240046851.FLICKER ADJUSTMENT METHOD OF FREQUENCY CONVERSION DISPLAY DEVICE AND FREQUENCY CONVERSION DISPLAY DEVICE_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Jinfeng LIU of Shenzhen (CN) for tcl china star optoelectronics technology co., ltd., Yue FAN of Shenzhen (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G09G3/20



Abstract: the present application provides a flicker adjustment method of a frequency conversion display device and frequency conversion display device, by the time controller detect and count the frame number or the total time length of the image frames that are continuous with the same frame rate, and compare the frame number or the total time length to a predetermined constant frequency determination threshold value, when the frame number or the total time length is equal to or greater than the predetermined constant frequency determination threshold value, the white tracking compensation table corresponding to each of the image frames that are continuous with the same frame rate is revised as the same white tracking compensation table. therefore, the present application avoids the issues of flickering images, achieves the goal of lowered flickering images of the frequency conversion display device and improvement of display quality.


20240046888.DISPLAY PANEL AND DRIVING METHOD THEREOF_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Xiong Hu of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G09G3/34



Abstract: the present application provides a display panel and a driving method thereof. the method of driving the display panel includes: acquiring a frequency state of the display panel; determining a target sub-backlight clock signal of a frame to be displayed according to a preset rule and a preset refresh rate of the frame to be displayed when the frequency state is a frequency conversion state, wherein a duration of the target sub-backlight clock signal is equal to a reciprocal of the preset refresh rate, and the target sub-backlight clock signal is used to drive a backlight plate in the display panel to emit light within the duration of the target sub-backlight clock signal.


20240046894.LOGIC CIRCUIT AND DISPLAY PANEL_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Wenfang LI of Shenzhen, Guangdon (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G09G3/36, H02M3/156, H02M1/44



Abstract: the present application provides a logic circuit and a display panel. one end of a switching control module of the logic circuit is connected in series with a voltage adjusting control module, and another end of the switching control module is connected in series with a switch component of a voltage adjusting module. also, the switching control module connected in series with the same switch component has at least two different operational currents for a corresponding switch component to have different switching speeds for alleviating the problem of excessive electromagnetic interference (emi) occurred in a power management chip of existing lcd products.


20240046895.DRIVING METHOD OF DISPLAY PANEL, DISPLAY PANEL, AND DISPLAY DEVICE_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Jhenwei HE of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): G09G3/36



Abstract: a driving method of a display panel, a display panel, and a display device are provided. pixel units are grouped, so that the pixel units include the same number of sub-pixels. each of the pixel units performs a display grayscale switching in a corresponding switching frame. a number of the sub-pixels having a first display gray level and a number of the sub-pixels having a second display gray level in each of the pixel units are the same. a the frame time of maintaining the first display grayscale by each of the pixel units and a frame time of maintaining the second display grayscale by each of the pixel units are the same.


20240047434.DOUBLE-SURFACE DISPLAY PANEL AND DOUBLE-SURFACE SPLICED DISPLAY SCREEN_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Yinfeng Zhang of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): H01L25/075, H01L25/16, H01L33/48



Abstract: a double-surface display panel and a double-surface spliced display screen are disclosed. the double-surface display panel comprises a substrate, a plurality of first micro light-emitting diode (led) units, and a plurality of second led unis. the first micro led units and the second led units are disposed on a same side or different sides of the substrate. a light-emitting direction of the second micro led units and a light-emitting direction of the first micro led units are opposite. the first micro led units and the second micro led units, which have different light-emitting directions, share the same substrate. therefore, a thickness of an entire film of the double-surface display panel can be reduced.


20240047464.DISPLAY PANEL AND MANUFACTURE METHOD THEREOF_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Linfeng Liu of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): H01L27/12, H01L27/15



Abstract: the present application discloses a display panel and a manufacturing method thereof. the display panel comprises: a first substrate and a second substrate, and the first substrate is provided with a driving circuit; the second substrate is arranged corresponding to the first substrate, and an led is provided on a side of the second substrate facing the first substrate, and the driving circuit is employed to drive the led to emit light. the display panel provided by the present application can solve the abnormal display problem caused by the voltage drop when the power supply passes through the thin film transistor in the driving circuit.


20240047479.ARRAY BASE PLATE AND MANUFACTURING METHOD THEREFOR_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Ling ZHAO of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Weimin CHANG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Juncheng XIAO of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): H01L27/12



Abstract: the present invention provides an array base plate and a manufacturing method therefor. the array base plate includes a substrate base plate layer, a first trace layer, an insulating layer, and a stress balance layer. the first trace layer includes a first trace. an edge of the stress balance layer is aligned to an edge of the substrate base plate layer. the stress balance layer has a bending stress in a direction opposite to a direction of the first trace and a curvature less


20240047537.THIN-FILM TRANSISTOR, DISPLAY PANEL, AND MANUFACTURING METHOD OF THE DISPLAY PANEL_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Macai Lu of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Minggang Liu of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd., Nian Liu of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): H01L29/417, H01L29/786, G02F1/1368, G02F1/1362, H01L29/66



Abstract: a thin-film transistor (tft), a display panel, and a manufacturing method of the display panel are provided. the tft includes: a gate, a gate insulating layer, an active layer, a first electrode, an interlayer insulating layer, and a second electrode. the interlayer insulating layer is disposed between the first electrode and the active layer. a first via is defined on the interlayer insulating layer. the active layer is connected to the first electrode by the first via. a thickness of the interlayer insulating layer is greater than a thickness of the gate insulating layer. the second electrode is connected to the active layer.


20240047544.THIN-FILM TRANSISTOR, DISPLAY PANEL, AND ELECTRONIC DEVICE_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Xi CHENG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): H01L29/423, H01L29/786, H01L29/417



Abstract: the present application discloses a thin-film transistor, a display panel, and an electronic device. the thin-film transistor includes a gate, a gate insulating layer, and a semiconductor layer sequentially disposed from an inside to an outside along a radial direction. the thin-film transistor further includes a source and a drain disposed on a side of the semiconductor layer and arranged at intervals, and the source and the drain are connected to the semiconductor layer.


20240047548.THIN FILM TRANSISTOR AND ARRAY SUBSTRATE_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Xiaobo HU of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): H01L29/49, H01L29/786, H01L27/12



Abstract: the present application discloses a thin film transistor and an array substrate. the thin film transistor includes a gate electrode, a source electrode, and a drain electrode, and at least one of the gate electrode, the source electrode, or the drain electrode is a composite film layer. the composite film layer includes a metal layer, a low reflection functional layer, and an alloy layer which are arranged in layers. the alloy layer covering a surface of the low reflection functional layer can enhance stability of the low reflection functional layer. because adhesion between the alloy layer and dielectric layers such as silicon oxide, silicon nitride, and silicon oxynitride is stronger than that of the low reflection functional layer, the bulge phenomenon is not easy to occur under a high temperature environment.


20240047599.SEMICONDUCTOR DEVICE AND PHOTOSENSITIVE DEVICE_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Zhiwei TAN of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): H01L31/113, H01L31/0392, H01L31/0224



Abstract: a semiconductor device and a photosensitive device are provided. the semiconductor device includes a substrate and a photosensitive thin film transistor. the photosensitive thin film transistor includes a first metal layer, an insulating layer, a photosensitive semiconductor layer, a photosensitive ohmic contact layer, and a second metal layer. at least one side of the photosensitive ohmic contact layer protrudes from the second metal layer arranged on it, which increases an irradiated area of the photosensitive ohmic contact layer, thereby improving a photo-responsiveness of the photosensitive thin film transistor.


20240049404.SPLICED BOX AND SPLICED DISPLAY SCREEN_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Guangnan ZOU of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): H05K5/00



Abstract: the present application relates to a spliced box and a spliced display screen. in the process of splicing and assembling a plurality of boxes, when there is a height difference between a second surface of a certain box and a second surface of other boxes, the first adjusting member at the box is adjusted to raise or lower the box so that the height of the second surface of the box is adjusted. as a result, the second surface of the box is on the same plane as the second surface of other boxes so that the display units on the second surface of the boxes are on the same plane.


20240049524.ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING SAME_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Xuechao Ren of Shenzhen (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): H10K59/126, H10K59/40, H10K59/12, G06F3/041, G06F3/044



Abstract: an organic light-emitting display device and a method of manufacturing the same are disclosed. the organic light-emitting display device includes a light-shielding layer, a transparent first touch electrode spaced apart from the light-shielding layer on a surface of the substrate on which the light-shielding layer is disposed, a buffer layer, and an active layer disposed on the buffer layer and including a channel portion and a transparent second touch electrode. a touch device formed by the transparent first touch electrode and the second touch electrode will not affect light transmittance of a display device.


20240049564.DISPLAY PANEL, METHOD FOR PREPARING SAME, AND DISPLAY DEVICE_simplified_abstract_(tcl china star optoelectronics technology co., ltd.)

Inventor(s): Chao WANG of Shenzhen, Guangdong (CN) for tcl china star optoelectronics technology co., ltd.

IPC Code(s): H10K59/80, H10K59/122, H10K59/12



Abstract: a display panel, a method for preparing same, and a display device. the display panel includes: a pixel definition layer, including a plurality of opening regions and a non-opening region surrounding the opening regions; an electrode layer, arranged on the pixel definition layer, wherein the electrode layer is at least configured for forming an anode located in the opening region and configured for forming an auxiliary electrode located in the non-opening region; and a cathode layer, arranged on the pixel definition layer and the auxiliary electrode, and connected in parallel with the auxiliary electrode.


TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD. patent applications on February 8th, 2024