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1. 发明公开

EP4303931A1 DISPLAY PANEL AND DISPLAY APPARATUS 审中-实审
公开(公告)号：EP4303931A1
公开(公告)日：2024-01-10
申请号：EP21958851.4
申请日：2021-09-30
申请人： BOE Technology Group Co., Ltd. , Chengdu BOE Optoelectronics Technology Co., Ltd.
发明人： WANG, Binyan , HUANG, Yao , LIU, Cong , WANG, Yu , WANG, Benlian
IPC分类号： H01L27/12 , H10K59/00 , G09G3/32
摘要： A display panel and a display apparatus. The display panel comprises multiple pixel drive circuits that are distributed in an array along a first direction (X) and a second direction (Y), the first direction (X) intersecting with the second direction (Y); the pixel drive circuits each comprise a driving transistor (T3) and a capacitor (C), a first electrode of the capacitor (C) is connected to the gate of the driving transistor (T3), and a second electrode of the capacitor (C) is connected to a power line (VDD); the display panel also comprises: a base substrate (90), a second conductive layer, and a fifth conductive layer. The second conductive layer is located on a side of the base substrate (90), and the second conductive layer comprises multiple second conductive portions (22); the multiple second conductive portions (22) are disposed in one-to-one correspondence with the multiple pixel drive circuits; the second conductive portions (22) are each used to form the second electrode of the capacitor (C) in the corresponding pixel drive circuit; at least two adjacent second conductive portions (22) distributed in the first direction (X) are connected to form a conductive line (2); the fifth conductive layer is located on the side of the second conductive layer facing away from the base substrate (90), and the fifth conductive layer comprises: multiple power lines (VDD), the orthographic projections of the multiple power lines (VDD) on the base substrate being distributed at intervals along the first direction (X) and extending in the second direction (Y), and at least one conductive line (2) being connected to the multiple power lines (VDD). The described display panel improves the display uniformity.

2. 发明公开

EP4300272A1 TOUCH CONTROL STRUCTURE AND PREPARATION METHOD THEREFOR, DISPLAY PANEL, AND DISPLAY APPARATUS 审中-实审
公开(公告)号：EP4300272A1
公开(公告)日：2024-01-03
申请号：EP22855240.2
申请日：2022-07-27
申请人： BOE Technology Group Co., Ltd. , Chengdu BOE Optoelectronics Technology Co., Ltd.
发明人： WANG, Yu , CUI, Guoyi , GAO, Tao , LI, Zeliang
IPC分类号： G06F3/041 , H10K59/00
摘要： A touch control structure comprises at least one touch control functional layer group and at least one protective pad layer. The at least one touch function layer group comprises an organic layer and an electrically conductive layer stacked in sequence. The at least one protective pad layer is disposed corresponding one-to-one with the at least one touch control functional layer group, and the protective pad layer is located between the conductive layer and the organic layer of the corresponding touch control functional layer group. An orthographic projection of the protective pad layer onto the organic layer at least partially overlaps with an orthographic projection of the conductive layer onto the organic layer.

3. 发明公开

EP4145519A1 DISPLAY SUBSTRATE AND DISPLAY DEVICE 审中-实审
公开(公告)号：EP4145519A1
公开(公告)日：2023-03-08
申请号：EP20904234.0
申请日：2020-09-10
申请人： BOE Technology Group Co., Ltd. , Chengdu BOE Optoelectronics Technology Co., Ltd.
发明人： YANG, Lulu , SHANG, Tinghua , ZHANG, Guomeng , WANG, Yu , JIANG, Xiaofeng , ZHANG, Xin , HE, Yupeng , QU, Yi , LIU, Biao , DU, Mengmeng , DONG, Xiangdan , MA, Hongwei
IPC分类号： H01L27/32
摘要： A display substrate and a display device are provided. The display substrate includes a base substrate, a pixel circuit layer and an anode layer; the pixel circuit layer includes a plurality of pixel driving circuits, the anode layer includes a plurality of anode groups, each of the plurality of anode groups includes a first anode and a second anode which are oppositely arranged, the first anode includes a first main body portion and a first connection portion, the first anode further includes an extension portion and an anode compensation portion, an orthographic projection of the anode compensation portion on the base substrate covers one thin film transistor in the pixel driving circuit connected to the first connection portion, the anode compensation portion has a first point at a side away from the second center line, and the first main body portion has a second point at the first side, the first anode and a connection line between the first point and the second point enclose a notch region, and an area of the notch region is greater than at least one of an area of the anode compensation portion and an area of the first connection portion.

4. 发明公开

EP4131391A1 DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE 审中-实审
公开(公告)号：EP4131391A1
公开(公告)日：2023-02-08
申请号：EP20897672.0
申请日：2020-03-25
申请人： BOE Technology Group Co., Ltd. , Chengdu BOE Optoelectronics Technology Co., Ltd.
发明人： YANG, Huijuan , LIU, Tingliang , JIANG, Xiaofeng , LI, Huijun , ZHANG, Shun , WANG, Yu , DAI, Jie
IPC分类号： H01L27/32 , H01L21/77 , G09G3/32
摘要： A display panel, a manufacture method thereof and a display device are provided. The display panel includes multiple subpixel zones and a reset signal line pattern, an initialization signal line pattern and a conductive connecting part pattern in each of the subpixel zones. The initialization signal line pattern includes a first body portion and a first protruding portion coupled to each other. The orthographic projection of the first body portion onto the base is between the orthographic projection of the first protruding portion onto the base and the orthographic projection of the reset signal line pattern onto the base. The orthographic projection of a first end portion of the conductive connecting part pattern onto the base and the orthographic projection of the first protruding portion onto the base have a first overlapped region. In the first overlapped region, the first end portion is coupled to the first protruding portion, a second end portion of the conductive connecting part pattern is coupled to a target coupling part, and the orthographic projection of the reset signal line pattern onto the base is between the orthographic projection of the target coupling part onto the base and the orthographic projection of the initialization signal line pattern onto the base.

5. 发明公开

EP4064357A1 DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE 审中-公开
公开(公告)号：EP4064357A1
公开(公告)日：2022-09-28
申请号：EP19945471.1
申请日：2019-11-21
申请人： BOE Technology Group Co., Ltd. , Chengdu BOE Optoelectronics Technology Co., Ltd.
发明人： LIU, Tingliang , YANG, Huijuan , ZHANG, Yi , LEE, Sangwon , WANG, Yu , HUANGFU, Lujiang
IPC分类号： H01L27/32
摘要： A display panel, a method for manufacturing the display panel and a display device are provided. The display panel includes a base, a functional film layer, and a plurality of first light-emitting elements. The functional film layer includes a power source signal line layer, a data line layer and a compensation functional layer, the power source signal line layer includes a power source signal line pattern arranged at each subpixel region, the data line layer includes a data line pattern arranged at each subpixel region, and the compensation functional layer includes a compensation functional pattern arranged at at least one subpixel region. The first light-emitting element includes a first anode, a first light-emitting pattern and a first cathode sequentially laminated. An orthogonal projection of the first anode onto the base overlaps an orthogonal projection of a corresponding power source signal line pattern onto the base at a first overlapping region, overlaps an orthogonal projection of a corresponding data line pattern onto the base at a second overlapping region, and overlaps an orthogonal projection of a corresponding compensation functional pattern onto the base at a third overlapping region. The second overlapping region is arranged between the first overlapping region and the third overlapping region.

6. 发明公开

EP4206881A1 TOUCH CONTROL SUBSTRATE, DISPLAY PANEL, AND ELECTRONIC DEVICE 审中-实审
公开(公告)号：EP4206881A1
公开(公告)日：2023-07-05
申请号：EP22831219.5
申请日：2022-03-04
申请人： BOE Technology Group Co., Ltd. , Chengdu BOE Optoelectronics Technology Co., Ltd.
发明人： ZHANG, Shun , WANG, Yu , YANG, Fuqiang , LUO, Chang , ZHANG, Yi , ZENG, Yang , CHEN, Tianci
IPC分类号： G06F3/041
摘要： A touch control substrate, a display panel, and an electronic device. The touch control substrate comprises a base substrate (10), and first touch control electrodes (100) and second touch control electrodes (200), which are located on the base substrate (10), wherein the first touch control electrodes (100) are arranged in a first direction (R1) and extend in a second direction (R2), and the second touch control electrodes (200) are arranged in the second direction (R2) and extend in the first direction (R1); each second touch control electrode (200) comprises second touch control sub-electrodes (201) and second connecting electrodes (202); the second touch control sub-electrodes (201) are arranged in the first direction (R1), and the second connecting electrode (202) is located between two adjacent second touch control sub-electrodes (201); the second touch control sub-electrodes (201) and the second connecting electrodes (202) are located on different conductive layers; the second connecting electrode (202) comprises connecting sub-electrodes (210); two ends of the connecting sub-electrode (210) are connected to two adjacent second touch control sub-electrodes (201), respectively; and the connecting sub-electrode (210) comprises a first fold line portion (231) and a second fold line portion (232), the fold lines of which are approximately V-shaped, and openings of fold line shapes of the first fold line portion (231) and the second fold line portion (232) are arranged opposite each other in the second direction (R2). The touch control substrate is beneficial for weakening the phenomenon of electrode visualization.

7. 发明公开

EP4206811A1 ARRAY SUBSTRATE AND DISPLAY DEVICE 审中-实审
公开(公告)号：EP4206811A1
公开(公告)日：2023-07-05
申请号：EP21938505.1
申请日：2021-04-30
申请人： BOE Technology Group Co., Ltd. , Chengdu BOE Optoelectronics Technology Co., Ltd.
发明人： WANG, Rong , TIAN, Donghui , HE, Fan , DONG, Xiangdan , WANG, Yu
IPC分类号： G02F1/1362 , G02F1/1335 , G02F1/1345
摘要： An array substrate and a display device. The array substrate comprises a base substrate, a plurality of first pixel driving circuits, M first data lines, and M first lead wires; the base substrate comprises a display area and binding areas located at the periphery of the display area; the plurality of first pixel driving circuits are located on the base substrate; the display area comprises a first area and a second area located on one side of the first area, and the plurality of first pixel driving circuits are located in the second area; the plurality of first pixel driving circuits are arranged in a first direction and a second direction in an array to form a plurality of first pixel driving columns arranged in the first direction; and the M first data lines are configured to provide data signals for the plurality of first pixel driving columns, and the M first lead wires are respectively connected to the M first data lines and pass through the first area from the second area and extend to the binding areas, wherein M is a positive integer greater than or equal to 2. Therefore, the array substrate can realize an ultra-narrow frame design.

8. 发明公开

EP4131233A1 DISPLAY PANEL AND DISPLAY DEVICE 审中-实审
公开(公告)号：EP4131233A1
公开(公告)日：2023-02-08
申请号：EP20927098.2
申请日：2020-03-25
申请人： BOE Technology Group Co., Ltd. , Chengdu BOE Optoelectronics Technology Co., Ltd.
发明人： ZHANG, Shun , ZHOU, Yang , SHANG, Tinghua , YANG, Huijuan , LIU, Tingliang , WANG, Siyu , WANG, Mengqi , WANG, Yu
IPC分类号： G09G3/32 , H01L27/32
摘要： Provided is a display panel, comprising a display pixel unit (P1) located in a display region (R1), the display pixel unit (P1) comprising a threshold compensation transistor (T3), the threshold compensation transistor (T3) comprising a first channel (CN1) and a second channel (CN2), and the first channel (CN1) and the second channel (CN2) being connected by means of a conductive connection portion (CP); a dummy pixel unit (P0) located in a dummy region (R2), the dummy region (R2) being on one side of the display region (R1), and the dummy region (R2) being a non-light-emitting region; a first signal line (S1) located in the dummy region (R2) and configured to provide a constant voltage; and a first conductive block (BK1) connected to the first signal line (S1). The display pixel unit (P1) comprises a first display pixel unit (P1), the first display pixel unit (P1) is a display pixel unit (P1) adjacent to the dummy pixel unit (P0) in a row direction, and in a plan view of the display panel, the first conductive block (BK1) at least partially overlaps the conductive connection portion (CP) of the threshold compensation transistor (T3) of the first display pixel unit (P1). A display device is further provided.

9. 发明公开

EP4128203A1 DISPLAY PANEL, DISPLAY APPARATUS, AND METHOD OF DETECTING CRACK IN DISPLAY PANEL 审中-实审
公开(公告)号：EP4128203A1
公开(公告)日：2023-02-08
申请号：EP21918596.4
申请日：2021-01-15
申请人： BOE Technology Group Co., Ltd. , Chengdu BOE Optoelectronics Technology Co., Ltd.
发明人： ZHANG, Shun , ZHANG, Yuanqi , WEN, Ping , HE, Fan , ZHANG, Yi , WANG, Yu , ZENG, Yang
IPC分类号： G09G3/00 , G01M11/00

10. 发明公开

EP4120011A1 DISPLAY PANEL AND DISPLAY DEVICE 审中-实审
公开(公告)号：EP4120011A1
公开(公告)日：2023-01-18
申请号：EP20924749.3
申请日：2020-03-13
申请人： BOE Technology Group Co., Ltd. , Chengdu BOE Optoelectronics Technology Co., Ltd.
发明人： JIANG, Xiaofeng , HAN, Linhong , YANG, Huijuan , LI, Huijun , ZHANG, Xin , ZHANG, Meng , YANG, Lulu , DAI, Jie , BAI, Lu , WANG, Siyu , WANG, Yu , HE, Yupeng , QU, Yi
IPC分类号： G02F1/1345
摘要： Adisplay panel (DPN) and a display device. The display panel (DPN) comprises: a display portion (DP), comprising a plurality of data lines (DL); an unfolding portion (FP), comprising a plurality of unfolding lines (FL); and a wire portion (WP), comprising a plurality of first wires (WRG1), the plurality of first wires (WRG1) and the plurality of data lines (DL) being respectively connected by a plurality of unfolding lines (FL), the plurality of unfolding lines (FL) unfolding between the wire portion (WP) and the display portion (DP); each of the plurality of first wires (WRG1) comprising a first wire sub-portion (WS1) and a compensation portion (CMP) to form a plurality of first wire sub-portions (WS1) and a plurality of compensation portions (CMP), the plurality of first wire sub-portions (WS1) being respectively connected to the plurality of compensation portions (CMP), and in the plan view of the display panel (DPN), the width of the first wire sub-portion (WS1) being different from the width of the compensation portion (CMP) in a direction perpendicular to the direction in which the first wire (WRG1) extends.

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