Chengdu BOE Optoelectronics Technology Co., Ltd. patent applications on June 27th, 2024
Patent Applications by Chengdu BOE Optoelectronics Technology Co., Ltd. on June 27th, 2024
Chengdu BOE Optoelectronics Technology Co., Ltd.: 35 patent applications
Chengdu BOE Optoelectronics Technology Co., Ltd. has applied for patents in the areas of G09G3/3233 (11), H10K59/131 (10), H10K59/121 (9), G06F3/041 (5), G06F3/044 (5) G09G3/3233 (9), H10K59/122 (3), H01L27/124 (3), H10K59/131 (2), G09G3/3225 (2)
With keywords such as: display, substrate, layer, circuit, line, pixel, driving, base, signal, and region in patent application abstracts.
Patent Applications by Chengdu BOE Optoelectronics Technology Co., Ltd.
20240207986.JIG_simplified_abstract_(chengdu boe optoelectronics technology co., ltd.)
Inventor(s): Jiaxiang WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Binfeng FENG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Chang LIU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xinqi LIN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xiangdong WEI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Jie YANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Fei LI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): B23P19/04
CPC Code(s): B23P19/04
Abstract: provided is a jig, configured for preventing a peeling from occurring at a bending region of a flexible display module, the flexible display module includes a non-bending region, a bending region and a bonding region in a first direction. the jig includes a press-fit structure, and a position limiting structure for limiting a position of and fixing the press-fit structure; the press-fit structure is configured to be arranged at a light-emitting side of the flexible display module, and comprises a press-fit portion for contacting against the bending region and a first connection portion connected to the position limiting structure; and the position limiting structure is configured to be arranged on a backlight side of the flexible display module, and comprises a second connection portion fitted with and connected to the first connection portion.
Inventor(s): Bangquan YE of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): C12N15/10
CPC Code(s): C12N15/1065
Abstract: a unique molecular identifier (umi) molecular tag includes at least one random base and at least one fixed base.
Inventor(s): Yongxiao Gao of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Tiejun Bi of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Qiang Tang of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zhihui Wang of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xi Zhu of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Chen Li of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G06F1/16
CPC Code(s): G06F1/1656
Abstract: an encapsulation cover plate and a preparation method thereof, and a display device, which relates to the technical field of display. the encapsulation cover plate is configured for encapsulating a display panel, the encapsulation cover plate includes: an ultra-thin glass, wherein the ultra-thin glass is provided with a first surface for being close to the display panel and a second surface opposite to the first surface; and a coating layer coated on the first surface and/or the second surface, wherein a material of the coating layer includes an organic material.
Inventor(s): Bo Zhang of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Hongwei Ma of () for chengdu boe optoelectronics technology co., ltd., Yulong Wei of () for chengdu boe optoelectronics technology co., ltd., Yi Qu of () for chengdu boe optoelectronics technology co., ltd., Zhiwen Chu of () for chengdu boe optoelectronics technology co., ltd., Xinxin Wang of () for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G06F3/041, G06F3/044, G09G3/3208
CPC Code(s): G06F3/0412
Abstract: a display panel is provided. the display panel comprises: a touch electrode layer at least partially in a display area of the display panel; a gate-on-array in a peripheral area of the display panel; and a crack detection circuit; wherein at least a portion of signal lines in the crack detection circuit comprises a metal line in a same layer as mesh lines of the touch electrode layer.
Inventor(s): Zijian WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xu LU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Qing GONG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Hongjie JIANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G06F3/041, G06F3/044, G09G3/20
CPC Code(s): G06F3/04164
Abstract: a display device is provided. the display device has a display area and a non-display area adjacent thereto, an insulating protective layer is provided in the non-display area, and a first gap is provided between the insulating protective layer and the display area. the display device includes: a display substrate including a base substrate and a display structure layer formed thereon; a first conductive line on the display substrate, an orthographic projection of the first gap on the base substrate being coincided with or being within an orthographic projection of the first conductive line on the base substrate, and an extension direction of the first conductive line being the same as an extension direction of the first gap; and a first insulating layer on the first conductive line and provided with a via hole, the via hole being connected to the first conductive line to expose the same.
Inventor(s): Xinglong HE of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Changshuai FANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zhangmin WU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G06F3/044, G06F3/041
CPC Code(s): G06F3/0446
Abstract: disclosed in the exemplary embodiments of the present disclosure are a touch panel and a manufacturing method therefor, and a display touch device. the touch panel comprises a flat region, bending regions located on at least two adjacent sides of the flat region, and a deformation region located between the adjacent bending regions; a touch structure is provided in the flat region, the bending regions and the deformation region, and the deformation region is provided with at least two crack guide grooves; in a plane parallel to the touch panel, the shape of the crack guide grooves includes a strip shape extending in extending directions, and the extending directions of the at least two crack guide grooves intersect.
Inventor(s): Yuanqi Zhang of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Ping Wen of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Shun Zhang of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yi Zhang of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Chang Luo of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G06F3/045, G06F3/044, H10K59/40, G06F3/041
CPC Code(s): G06F3/045
Abstract: the present disclosure provides a touch display panel, in which a touch layer comprises a trace line and a crack detection line. there is a group of wires in a first direction in a lower frame area of the touch display panel, wherein the group of wires in the first direction comprises a trace part which is a portion of trace line extending in the first direction and a first crack detection part which is a portion of the crack detection line extending in the first direction; wherein a maximum distance between the first crack detection part and the trace part is less than 10 times a width of the trace part in a direction perpendicular to its extending direction.
Inventor(s): Chuanyong LI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Teng CHEN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Hui LU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yong YU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Chang ZHANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3225, H10K59/121
CPC Code(s): G09G3/3225
Abstract: a pixel circuit includes a driving circuit, an energy storage circuit, a first control circuit, a first reset circuit and a data writing-in circuit; the first control circuit is configured to control to connect the second node and a first terminal of the driving circuit under the control of a light-emitting control signal; the first reset circuit is configured to write a reference voltage into the second node under the control of a first reset control signal; the data writing-in circuit is configured to write a data voltage into the first terminal of the driving circuit under the control of a scan signal; the driving circuit is configured to control to connect the first terminal of the driving circuit and the second terminal of the driving circuit under the control of the control terminal of the driving circuit.
Inventor(s): Yong YU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zhenwen HU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3225
CPC Code(s): G09G3/3225
Abstract: provided are a display panel and a driving method therefor, a gamma tuning method, and a display device. pixels in the display panel are arranged in an array. the display panel includes multiple display sub-regions in a row direction of the array. the display panel further includes: scan lines, including multiple scan sub-lines that control a same pixel row, the multiple scan sub-lines having a one-to-one correspondence to the multiple display sub-regions; scan driving circuits, configured to provide scan signals to corresponding pixel rows; and switch circuits. each switch circuit is electrically connected between two adjacent scan sub-lines in a same scan line. when the switch circuit is configured to be in an off state, frequencies of scan signals output by the scan driving circuits to at least some scan sub-lines in the same scan line are different.
Inventor(s): Shilong WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Haigang QING of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Ziyang YU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yunsheng XIAO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Gukhwan SONG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zhiliang JIANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Ming HU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3233, H10K59/121, H10K59/131
CPC Code(s): G09G3/3233
Abstract: a display substrate and a manufacturing method therefor, and a display device are provided in the present disclosure. the display substrate includes a drive circuit layer disposed on a substrate, the drive circuit layer includes a plurality of circuit units, at least one circuit unit of the plurality of circuit units includes a pixel drive circuit, a first power supply line providing a power supply signal to the pixel drive circuit, a data signal line providing a data signal to the pixel drive circuit, and a data fan-out line connected with the data signal line; at least a portion of the first power supply line, the data signal line, and the data fan-out line extends along a second direction and is arranged at intervals along a first direction.
Inventor(s): Yu WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yao HUANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Binyan WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Cong LIU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Benlian WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3233, H10K59/121, H10K59/131
CPC Code(s): G09G3/3233
Abstract: a display panel includes a base substrate, a driving circuit layer on the base substrate and a light emitting structure layer, the driving circuit layer includes a plurality of circuit units, and the light emitting structure layer includes a plurality of light emitting devices; at least one circuit unit includes a plurality of initial signal lines and a pixel driving circuit including a plurality of transistors, which includes at least one oxide thin film transistor and at least one low-temperature polycrystalline silicon thin film transistor; the plurality of initial signal lines each include a signal sub-line in a first direction, at least one initial signal line includes a signal sub-line extending in a second direction intersecting with the first direction; the signal sub-line extending in the first direction and the signal sub-line extending in the second direction of the initial signal line are electrically connected to each other.
Inventor(s): Yipeng CHEN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Ling SHI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3233
CPC Code(s): G09G3/3233
Abstract: a pixel circuit includes a drive sub-circuit, a write sub-circuit, a compensation sub-circuit, a first reset sub-circuit, a second reset sub-circuit and a light-emitting element. the drive sub-circuit is configured to provide a drive signal to a third node in response to signals of the first node and the second node; the write sub-circuit is configured to write the signal of the data signal line to the second node or the third node under a control of a signal of a first scanning signal line; the compensation sub-circuit is configured to compensate a voltage at the first node under the control of the signal of the first scanning signal line.
Inventor(s): Junxiu DAI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Lu BAI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3233, H10K59/12, H10K59/121, H10K59/131
CPC Code(s): G09G3/3233
Abstract: provided are a display substrate and a preparation method thereof, and a display apparatus. the display substrate includes an underlay substrate, and a drive circuit and a first power supply line disposed on the underlay substrate, the drive circuit at least includes a first capacitor, a second capacitor, and a third capacitor; the first capacitor and the third capacitor are arranged along a first direction, the second capacitor and the third capacitor are respectively located on both sides of the first capacitor, the second capacitor is located on one side of the first capacitor close to a display region, and one electrode plate of the third capacitor is electrically connected with the first power supply line; an orthographic projection of the first capacitor on the underlay substrate is at least partially overlapped with an orthographic projection of the first power supply line on the underlay substrate.
Inventor(s): Xilei CAO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3233, G09G3/3266
CPC Code(s): G09G3/3233
Abstract: a pixel circuit is provided to include a first reset sub-circuit, a data writing and compensating sub-circuit, a light emitting control sub-circuit and a driving transistor; the pixel circuit has first, second and light emitting control signal lines providing first, second and light emitting control signals, respectively; the first reset sub-circuit writes a first reset voltage to the control electrode of the driving transistor under the first control signal in a first level state; the data writing and compensating sub-circuit writes a data voltage to the first electrode of the driving transistor under the second control signal in a second level state, writes a data compensating voltage to the control electrode under the light emitting control signal in a second level state; the light emitting control sub-circuit writes a first operating voltage to the first electrode under the light emitting control signal in a first level state.
Inventor(s): Linhong HAN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Qiwei WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Youngyik KO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yue LONG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3233
CPC Code(s): G09G3/3233
Abstract: a display substrate and a display device are provided. in the display substrate, the driving transistor includes an active pattern and a gate electrode, the active pattern includes a channel region, and an orthographic projection of the channel region on the base substrate at least partially overlaps with an orthographic projection of the gate electrode on the base substrate; the storage capacitor includes a first electrode plate and a second electrode plate. the first electrode plate is electrically connected with the gate electrode of the driving transistor; an orthographic projection of the second electrode plate on the base substrate at least partially overlaps with an orthographic projection of the first electrode plate on the base substrate, and does not overlap with an orthographic projection of the channel region of the driving transistor on the base substrate.
Inventor(s): Linhong HAN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Qiwei WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Youngyik KO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Benlian WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Weiyun HUANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Binyan WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yao HUANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zhi WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3233
CPC Code(s): G09G3/3233
Abstract: a display substrate and a display device are provided. in the display substrate, a first signal line transmitting a first scan signal extends along a first direction and a second signal line transmitting a data signal extends along a second direction; the data writing transistor transmits the data signal to the driving transistor under control of the first scan signal, the first scan signal is transmitted on the first signal line, and the data signal is transmitted on the second signal line; the driving transistor controls magnitude of a driving current according to the data signal; the channel region at least partially overlaps with the gate electrode; a planar shape of the channel region of the driving transistor is a strip shape extending along the second direction; the light emitting device receives the driving current and is driven by the driving current to emit light.
Inventor(s): Yao HUANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Cong LIU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3233, H10K59/131
CPC Code(s): G09G3/3233
Abstract: provided are a display panel and a display apparatus. the display panel includes: a first display area and a second display area, a transmittance of the first display area is greater than a transmittance of the second display area; the first display area includes a plurality of built-in light-emitting devices and at least one first driving circuit, the plurality of built-in light-emitting devices include a first light-emitting device and a second light-emitting device, the first driving circuit is connected to the first light-emitting device, the second display area includes at least one third light-emitting device and a plurality of external driving circuits, the plurality of external driving circuits include a second driving circuit and a third driving circuit, the second driving circuit is connected to the second light-emitting device through a lead wire, and the third driving circuit is connected to the third light-emitting device.
Inventor(s): Guo LIU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Shilong WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Tiaomei ZHANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Jidong LI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Tong NIU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Siyu WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3233, G09G3/3266, G09G3/3275
CPC Code(s): G09G3/3233
Abstract: a display substrate and a display device are provided. the display substrate includes a base substrate and a plurality of subpixels provided on the base substrate. each subpixel includes a pixel circuit. the plurality of subpixels include first subpixels. the display substrate further includes power lines. each power line is configured to provide a first supply voltage for the corresponding first subpixels, the power line is provided on a side of the pixel electrode of the first subpixel near the base substrate, and the power line includes a power line main body and a power line protrusion protruded from the power line main body. the power line protrusion is at least partially overlapped with the pixel electrode of the first subpixel in a direction perpendicular to the base substrate. the display substrate can effectively improve the display quality.
Inventor(s): Lu BAI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yang ZHOU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yi QU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Chang LUO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Huijuan YANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yi ZHANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Junxiu DAI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): G09G3/3266, H10K59/121, H10K59/131
CPC Code(s): G09G3/3266
Abstract: a display substrate includes a base substrate, multiple sub-pixels, multiple first gate drive circuits, and at least one auxiliary structure. the base substrate includes a display region and a peripheral region located at a periphery of the display region. the multiple sub-pixels are located in the display region. the multiple first gate drive circuits and the at least one auxiliary structure are located in the peripheral region. the multiple first gate drive circuits are configured to provide first gate drive signals to the multiple sub-pixels. one auxiliary structure is disposed between adjacent first gate drive circuits.
Inventor(s): Hao SUN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xiaoxia HUANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Enjian YANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Liang GAO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Shuang ZHANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Feifan LI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Bin WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Hufei YANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Ajuan DU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yongle WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H01L23/00, H01L23/498, H01L23/552, H01L23/60, H05K1/02, H05K1/18
CPC Code(s): H01L23/564
Abstract: provided is a display panel, including: a substrate, the substrate comprising a display area and a non-display area, the non-display area comprising a bonding area located at a side of the display area, the bonding area comprising a plurality of bonding pads, wherein the display panel further comprises a first insulating protective film layer, a detection pad is provided between at least two of the plurality of bonding pads, and the first insulating protective film layer is located at a side of the detection pad away from the substrate. a display device is further provided.
Inventor(s): Feng WEI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Binyan WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Tianyi CHENG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Meng LI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H01L27/12, G09G3/3233, H10K59/121, H10K59/131
CPC Code(s): H01L27/124
Abstract: a display panel includes a pixel driving circuit, where the pixel driving circuit includes a driving transistor (t) and a first transistor (t), a first electrode of the first transistor (t) is connected to a gate of the driving transistor (t), a second electrode thereof is connected to a first initial signal line (vinit), the driving transistor (t) is a p-type low temperature polysilicon transistor, and the first transistor (t) is an n-type oxide transistor. the display panel further includes: a base substrate, a second conductive layer, a second active layer, a third conductive layer, and a fourth conductive layer.
Inventor(s): Huijuan YANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Maoying LIAO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yang ZHOU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Lu BAI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Jie DAI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Dan CAO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H01L27/12
CPC Code(s): H01L27/124
Abstract: the present disclosure relates to a dummy pixel circuit, a display panel, and a display device, which belongs to the field of display. the dummy pixel circuit is applicable to a display panel provided with two through vias and disposed between the two through vias, and the dummy pixel circuit includes a pixel sub-circuit and a dummy sub-circuit. the pixel sub-circuit includes one or more first transistors, wherein a control electrode of the first transistor is electrically connected to the first gate line. the dummy sub-circuit includes one or more second transistors, wherein a control electrode of the dummy sub-circuit is electrically connected to the first gate line, a first electrode of the second transistor is electrically connected to a first electrode of a corresponding one of the one or more first transistors, and a second electrode of the second transistor is electrically connected to a second electrode of the corresponding first transistor. each of the one or more first transistors corresponds to at least one of the one or more second transistors. the second transistor consumes the power transmitted transferred by the first gate line, and thus a total load of the pixel circuit electrically connected to the first gate line is increased. in this way, the pixel, to which the pixel circuit electrically connected to the first gate line corresponds, has an increased luminance, thereby mitigating display mura of display panel.
Inventor(s): Qiwei WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yue LONG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zhi WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Lili DU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yuanyou QIU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H01L27/12, G09G3/32
CPC Code(s): H01L27/124
Abstract: the display substrate includes: a display area and a bezel area, the display area including a first display area and a second display area; first light emitting devices in the first display area and second light emitting devices in the second display area; first pixel drive circuits in the bezel area and second pixel drive circuits in the second display area, the first pixel drive circuits are connected to the first light emitting devices, and the second pixel drive circuits are connected to the second light emitting devices; and shift registers in the bezel area, one shift register is connected with the first pixel driving circuits connected with one row of the first light emitting devices and the second pixel driving circuits connected with one row of the second light emitting devices.
Inventor(s): Qing GONG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xu LU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yuanqi HUANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Li XIAO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H01L27/12
CPC Code(s): H01L27/1244
Abstract: the present application relates to the technical field of display. disclosed are a crack detection method, a display substrate, and a display device. the display substrate is provided with a crack detection circuit that can achieve a crack detection function. moreover, the crack detection circuit of the display substrate is provided with two different lines, and therefore two crack detection solutions can be supported. the display substrate is used for the display device.
Inventor(s): Rong Wang of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Bo Zhang of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Qian Ma of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xiangdan Dong of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xiaoqing Shu of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yagui Gao of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Erlong Song of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Jiaxing Zhao of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yuting Fu of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Chengchu Tseng of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H01L33/62, G09G3/32, H01L25/16, H01L27/15
CPC Code(s): H01L33/62
Abstract: a display substrate and a display device are provided. the display substrate includes a plurality of pads, an insulating layer and an inorganic layer located in a peripheral region. at least one of the pads includes a first conductor portion, a second conductor portion and a third conductor portion. the third conductor portion is located on a side of the second conductor portion away from abase substrate and electrically connected to the second conductor portion. the third conductor portion is electrically connected to the second conductor portion through a second via hole disposed in the inorganic layer of the peripheral region. a projection of the first conductor portion on the base substrate is located within a projection of the second via hole on the base substrate.
Inventor(s): Jiaxing CHEN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Bo ZHANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Biao LIU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zuoji NIU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yang XU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yixuan LONG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Tinghua SHANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H10K59/121, H10K59/122, H10K59/123, H10K59/131, H10K59/35
CPC Code(s): H10K59/1213
Abstract: a display panel includes a substrate, a circuit structure layer, a first electrode layer and a pixel definition layer. the circuit structure layer includes a plurality of pixel driving circuits, and the first electrode layer includes a plurality of first electrodes; the pixel definition layer has a plurality of pixel openings therein. an orthographic projection of a first electrode of at least one first electrode on the substrate at least partially overlaps with both of an orthographic projection, on the substrate, of a gate of a data compensation transistor in a pixel driving circuit corresponding to the first electrode of the at least one first electrode and an orthographic projection, on the substrate, of a gate of a data compensation transistor in at least one pixel driving circuit adjacent to the pixel driving circuit corresponding to the first electrode of the at least one first electrode.
Inventor(s): Tsanghong WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Hsinwei HUANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Chunyang LI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H10K59/122, H10K59/35
CPC Code(s): H10K59/122
Abstract: a display substrate is provided, including: a base substrate, a pixel defining layer on the base substrate and including openings at intervals; light emitting units correspondingly located at openings. at least some adjacent light emitting units have different colors. each light emitting unit includes an anode, a cathode, and a luminescent functional layer therebetween and including a first sub-layer, orthographic projections of the first sub-layer and a non-opening region of the pixel defining layer on the base substrate partially overlap each other. the first sub-layer extends to a side of the non-opening region away from the base substrate. carrier mobility of the first sub-layers of two adjacent light emitting units with different colors is different. orthographic projections of the first sub-layers of the two adjacent light emitting units with different colors on the base substrate do not overlap each other. a display panel is provided to include the display substrate.
Inventor(s): Xuhui CHENG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xiping LI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Chunhui ZHU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Bo ZHANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Daji WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yiming SHA of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yiyang ZHANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Huiyang YU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Pandeng TANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yong ZHUO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xiaoliang GUO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zhen WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zhongfei DONG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Donghua JIANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Wuyang ZHAO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Hongguang YUAN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Liang SONG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Wei ZHANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Tinghua SHANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Guobo YANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Chengjie QIN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Shantao CHEN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Ni YANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yue LONG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Benlian WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Weiyun HUANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H10K59/122
CPC Code(s): H10K59/122
Abstract: a display substrate and a display device are provided. the display substrate includes a base substrate, sub-pixels and an isolation structure, each sub-pixel includes a light-emitting functional layer including film layers. the isolation structure is between adjacent sub-pixels, the isolation structure includes a first sub-isolation structure and a second sub-isolation structure, the first sub-isolation structure is between the second sub-isolation structure and the base substrate, and the size of the first sub-isolation structure is smaller than that of the second sub-isolation structure, the second sub-isolation structure includes a protruding portion; or, a slope angle of a side surface of the first sub-isolation structure is greater than 60 degrees and less than 120 degrees, and/or, a slope angle of a side surface of the second sub-isolation structure is greater than 60 degrees and less than 120 degrees; and at least one film layer is disconnected at the isolation structure.
Inventor(s): Zhaowei YU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Rongjian YAN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Jeonghaeng HEO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Sangcheon YOUN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yingchang GAO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H10K59/122, H10K59/35
CPC Code(s): H10K59/122
Abstract: a display substrate, a display device, and a fine metal mask provided by the present disclosure, the display substrate including a base substrate; a plurality of mutually independent first electrodes, which are located on the base substrate; a pixel definition layer, which is located on the side of a layer in which the plurality of first electrodes are located away from the base substrate; a light-emitting material layer, which is located on the side of the pixel definition layer away from the base substrate; and a support layer, which is located above the pixel definition layer and is in direct contact with the light-emitting parts.
Inventor(s): Yuanzheng GUO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Peng HUANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Tao GAO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H10K59/124, G09G3/3233, H10K102/00
CPC Code(s): H10K59/124
Abstract: the present disclosure relates to the field of displays, and in particular to a display substrate and a manufacturing method therefor, and a display device. the display substrate comprises a base substrate, a first transistor, a second transistor, and a first insulating layer. the first transistor comprises a first active layer and a first gate insulating layer, and the second transistor comprises a second active layer. the first active layer is located on a first surface of the base substrate, and the first gate insulating layer is located on the surface of the first active layer away from the first surface and covers the first active layer. the first insulating layer is located on the surface of the first gate insulating layer away from the first surface and is provided with a first opening, and the first opening penetrates through the first insulating layer; and the second active layer is located on the first gate insulating layer in the first opening, and the second active layer is made of an oxide semiconductor material. insulating layers spaced between the first active layer and the second active layer are reduced, so that a flexible display panel is easier to bend, and the bending performance of the flexible display panel is improved.
Inventor(s): Bo SHI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Chi YU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Weiyun HUANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Yue LONG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Jianchang CAI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H10K59/131, H10K59/12, H10K59/121, H10K59/50, H10K59/65, H10K59/80, H10K71/60
CPC Code(s): H10K59/131
Abstract: a display substrate, a manufacturing method thereof and a display device are provided. the display substrate includes: a base substrate; a first conductive element located on the base substrate; a first planarization layer located on the first conductive element; a second conductive element located on the first planarization layer and connected to the first conductive element through a first via hole penetrating through the first planarization layer; a second planarization layer located on the second conductive element; and a conductive line located on the second planarization layer; the second conductive element is recessed at the first via hole, the second planarization layer has a light-shielding portion, and an orthographic projection of the first via hole on the base substrate falls within an orthographic projection of the light-shielding portion on the base substrate.
Inventor(s): Binyan Wang of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Pinchao Gu of () for chengdu boe optoelectronics technology co., ltd., Long Ma of () for chengdu boe optoelectronics technology co., ltd., Tianyi Cheng of () for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H10K59/131, H10K59/121
CPC Code(s): H10K59/131
Abstract: an array substrate is provided. the array substrate includes a first adjacent data line and a second adjacent data line extending along a first direction. the first adjacent data line and the second adjacent data line extend from a same inter-column region between a first column of pixel driving circuit and a second column of pixel driving circuit in a display area into a boundary area between the first column of pixel driving circuit and a peripheral area. in the boundary area, the first adjacent data line and the second adjacent data line are in a same layer.
Inventor(s): Ke LIU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Ling SHI of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zhu WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Dan GUO of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Fei FANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xiaoqi DING of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H10K59/35, H10K59/131
CPC Code(s): H10K59/353
Abstract: disclosed is a display substrate, which includes a base substrate, a plurality of first-region light emitting elements and a plurality of first-region pixel circuit. the base substrate includes a display region and a peripheral region at least partially surrounding the display region, wherein the display region includes a transparent display region. a plurality of first-region light emitting elements and a plurality of first-region pixel circuits are located in the transparent display region. at least one first-region pixel circuit of the plurality of first-region pixel circuits is electrically connected with at least two first-region light emitting elements emitting light in a same color. an orthographic projection of at least one first-region pixel circuit on the base substrate is overlapped with an orthographic projection of at least one first-region light emitting element on the base substrate.
Inventor(s): Ge WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zhiliang JIANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xiangnan PAN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Qing HE of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Xiaomin YUAN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Zaiyong LONG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Qingqing YAN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Min CHEN of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Mingfang WANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H10K59/80, H10K59/40
CPC Code(s): H10K59/873
Abstract: a display substrate and a display apparatus are provided. the display substrate is formed with a display region. the display substrate includes a base substrate, a light-emitting layer, an encapsulation layer, a touch control layer, a blocking portion, and a first organic layer. the touch control layer is located at a side, of the encapsulation layer, away from the base substrate. the first organic layer is located at a side, of the touch control layer, away from the base substrate, at least covers at least a portion of an edge of the encapsulation layer, and is located outside the bending region. the blocking portion is located at at least one side of the display region and is located at a side, away from the display region, of the edge, away from the display region, of the encapsulation layer.
Inventor(s): Zhiwen CHU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Bo ZHANG of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Hongwei MA of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Qian MA of Beijing (CN) for chengdu boe optoelectronics technology co., ltd., Tingliang LIU of Beijing (CN) for chengdu boe optoelectronics technology co., ltd.
IPC Code(s): H10K59/80, G06F3/041, G06F3/044, H10K59/40
CPC Code(s): H10K59/8731
Abstract: provided is a touch display panel. the touch display panel includes a drive back plate, a light-emitting device, an encapsulation layer, and a touch layer, wherein the light-emitting device is disposed on the drive back plate; the encapsulation layer is disposed on a side of the light-emitting device distal from the drive back plate; and the touch layer is disposed on a side of the encapsulation layer distal from the light-emitting device, wherein the touch layer comprises a touch electrode layer and a touch insulating layer, wherein the touch insulating layer is disposed on a side of the touch electrode layer distal from the encapsulation layer and/or between the touch electrode layer and the encapsulation layer, wherein the encapsulation layer is formed by a top face, a bottom face, and a side face, at least portion of the touch insulating layer covers the top face and the side face.
Chengdu BOE Optoelectronics Technology Co., Ltd. patent applications on June 27th, 2024
- Chengdu BOE Optoelectronics Technology Co., Ltd.
- B23P19/04
- CPC B23P19/04
- Chengdu boe optoelectronics technology co., ltd.
- C12N15/10
- CPC C12N15/1065
- G06F1/16
- CPC G06F1/1656
- G06F3/041
- G06F3/044
- G09G3/3208
- CPC G06F3/0412
- G09G3/20
- CPC G06F3/04164
- CPC G06F3/0446
- G06F3/045
- H10K59/40
- CPC G06F3/045
- G09G3/3225
- H10K59/121
- CPC G09G3/3225
- G09G3/3233
- H10K59/131
- CPC G09G3/3233
- H10K59/12
- G09G3/3266
- G09G3/3275
- CPC G09G3/3266
- H01L23/00
- H01L23/498
- H01L23/552
- H01L23/60
- H05K1/02
- H05K1/18
- CPC H01L23/564
- H01L27/12
- CPC H01L27/124
- G09G3/32
- CPC H01L27/1244
- H01L33/62
- H01L25/16
- H01L27/15
- CPC H01L33/62
- H10K59/122
- H10K59/123
- H10K59/35
- CPC H10K59/1213
- CPC H10K59/122
- H10K59/124
- H10K102/00
- CPC H10K59/124
- H10K59/50
- H10K59/65
- H10K59/80
- H10K71/60
- CPC H10K59/131
- CPC H10K59/353
- CPC H10K59/873
- CPC H10K59/8731
