公开(公告)号：EP4297550A1

公开(公告)日：2023-12-27

申请号：EP21948829.3

申请日：2021-07-08

申请人： BOE Technology Group Co., Ltd. ,  Chengdu BOE Optoelectronics Technology Co., Ltd.

发明人： WANG, Rong ,  SHU, Xiaoqing ,  DU, Mengmeng ,  ZHANG, Bo ,  DONG, Xiangdan

IPC分类号： H10K59/00

摘要： A display substrate, comprising a first sub-pixel, a second sub-pixel, and a third sub-pixel and a fourth sub-pixel, which emit rays of light of the same color, wherein at least one sub-pixel comprises a pixel driving circuit and a light-emitting device, and the pixel driving circuit comprises a driving transistor; the orthographic projection of an anode of the light-emitting device in the third sub-pixel on a base and the orthographic projection of a gate electrode of the driving transistor in the third sub-pixel on the base have a first overlapping region; the orthographic projection of an anode of the light-emitting device in the fourth sub-pixel on the base and the orthographic projection of a gate electrode of the driving transistor in the fourth sub-pixel on the base do not have an overlapping region or have a second overlapping region, and the area of the second overlapping region is smaller than the area of the first overlapping region; and the fourth sub-pixel, or the first sub-pixel or the second sub-pixel adjacent to the fourth sub-pixel comprises a conductive block, and the orthographic projection of the conductive block on the base and the orthographic projection of the gate electrode of the driving transistor in the fourth sub-pixel on the base have a third overlapping region.

公开(公告)号：EP4145525A1

公开(公告)日：2023-03-08

申请号：EP20926363.1

申请日：2020-04-26

申请人： BOE Technology Group Co., Ltd. ,  Chengdu BOE Optoelectronics Technology Co., Ltd.

发明人： SHU, Xiaoqing ,  MA, Hongwei ,  DONG, Xiangdan

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 first power line and a pixel defining layer. The first power line includes a plurality of first sub power lines and a plurality of second sub power lines located between every two adjacent first sub power lines, the second sub power line is configured to connect two adjacent first sub power lines; the pixel defining layer includes a plurality of openings to define effective light-emitting regions of a plurality of sub-pixels. The plurality of sub-pixels include a first color sub-pixel, and the first color sub-pixel includes a first effective light-emitting region. The first sub power line includes a first break, and the first effective light-emitting region is located at the first break so that the first sub power line does not pass through the first effective light-emitting region in a first direction. In the embodiment of the present disclosure, by arranging the first break on the first power line, the flatness of a light-emitting layer of the first color sub-pixel can be improved, thereby solving the problem of color deviation.

公开(公告)号：EP4134938A1

公开(公告)日：2023-02-15

申请号：EP20930574.7

申请日：2020-04-09

申请人： BOE Technology Group Co., Ltd. ,  Chengdu BOE Optoelectronics Technology Co., Ltd.

发明人： WANG, Rong ,  ZHANG, Bo ,  SHU, Xiaoqing ,  DONG, Xiangdan

IPC分类号： G09G3/32 ,  G09G3/3233 ,  G09G3/3266 ,  H01L27/32

摘要： A display panel (DPN) and a display apparatus. The display panel (DPN) comprises: a display region (R1); a light transmission region (R2), which is located at a side of the display region (R1) or surrounded by the display region (R1); a first dummy region (R31), which is located between the display region (R1) and the light transmission region (R2), the first dummy region (R31) being a non-light emitting region; a first signal line (L1), which is located at the display region (R1) and the first dummy region (R31); a display pixel unit (P0), which is located at the display region (R1), and which comprises a display pixel circuit (100); and a first dummy pixel unit (P1), which is located at the first dummy region (R31), and which comprises a first dummy pixel circuit (101); the display pixel circuit (100) is connected to the first signal line (L1), and the first dummy pixel circuit (101) is connected to the first signal line (L1).

公开(公告)号：EP4068260A1

公开(公告)日：2022-10-05

申请号：EP19945463.8

申请日：2019-11-29

申请人： BOE Technology Group Co., Ltd. ,  Chengdu BOE Optoelectronics Technology Co., Ltd.

发明人： YANG, Shuangbin ,  CHENG, Bo ,  WEI, Yulong ,  DONG, Xiangdan

IPC分类号： G09G3/3233 ,  H01L27/32

摘要： A display substrate and a display device are provided. The display substrate includes a base substrate and a plurality of sub-pixels on the base substrate. Each sub-pixel includes a pixel circuit and pixel circuits are in columns in a first direction and rows in a second direction. The sub-pixels includes a first sub-pixel, and the display substrate further includes a first data line extended in the first direction and connected with the first sub-pixel. The sub-pixels further includes a second sub-pixel directly adjacent to the first sub-pixel in the second direction. A first capacitor electrode in the first sub-pixel and a first capacitor electrode in the second sub-pixel are in a same layer and are spaced apart from each other; and the first capacitor electrode in the first sub-pixel is overlapped with the first data line in a direction perpendicular to the base substrate to provide a first capacitor. The display substrate helps to improve a quality of the display image.

公开(公告)号：EP4064356A1

公开(公告)日：2022-09-28

申请号：EP19945439.8

申请日：2019-11-22

申请人： BOE Technology Group Co., Ltd. ,  Chengdu BOE Optoelectronics Technology Co., Ltd.

发明人： ZHANG, Bo ,  DONG, Xiangdan ,  WANG, Rong

IPC分类号： H01L27/32 ,  H01L51/52 ,  H01L27/12

摘要： A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a display region and a peripheral region. The display region includes an opening, and the peripheral region includes a first peripheral region at least partially around the opening; the first peripheral region includes a first dam region, a second dam region, and an interval region; the display substrate includes a base substrate, a first conductive semiconductor pattern, a first conductive pattern, and a second conductive pattern; the first conductive pattern is spaced apart and insulated from the first conductive semiconductor pattern, and the second conductive pattern is spaced apart and insulated from the first conductive pattern; the first conductive pattern is configured to transmit an electrical signal for the display region; the second conductive pattern is electrically connected to the first conductive semiconductor pattern through a plurality of via holes in the first peripheral region; and the first conductive semiconductor pattern, the first conductive pattern, and the second conductive pattern are at least in the first dam region and the interval region, and an arrangement density of the plurality of via holes in the interval region is smaller than an arrangement density of the plurality of via holes in the first dam region.

公开(公告)号：EP4060464A1

公开(公告)日：2022-09-21

申请号：EP20886920.6

申请日：2020-09-14

申请人： BOE Technology Group Co., Ltd. ,  Chengdu BOE Optoelectronics Technology Co., Ltd.

发明人： YAN, Jun ,  DONG, Xiangdan ,  HE, Fan ,  WANG, Lingran ,  CHENG, Bo ,  DU, Mengmeng ,  ZHANG, Bo

IPC分类号： G06F3/041

摘要： Provided are a touch substrate and a manufacturing method therefor, a touch display substrate, and a touch display device. The touch substrate comprises a touch structure, a first ground wire, and at least one second ground wire. The touch structure comprises sensor patterns and touch wires; the sensor patterns comprise a first sensor pattern and a second sensor pattern; the first sensor pattern and the second sensor pattern intersect with each other and are insulated from each other; the touch wires comprise a first touch wire and a second touch wire; the first sensor pattern is connected to the first touch wire; the second sensor pattern is connected to the second touch wire. The first ground wire is located on the periphery of the touch structure. The at least one second ground wire is located on the side of the first ground wire distant from the touch structure. The touch substrate can achieve a dual protection function, effectively reduces or avoids the influence of static electricity on the touch structure, reduces the risk of touch performance failure caused by ESD, and achieves the purpose of improving the ESD prevention capability.

公开(公告)号：EP3316098A1

公开(公告)日：2018-05-02

申请号：EP15890160.3

申请日：2015-11-03

申请人： BOE Technology Group Co., Ltd. ,  Chengdu BOE Optoelectronics Technology Co., Ltd.

发明人： DONG, Xiangdan ,  KO, Young Yik

IPC分类号： G06F3/044

CPC分类号： G06F3/0412 ,  G06F3/044 ,  G06F2203/04103 ,  G06F2203/04111

摘要： A capacitive touch screen, a method of manufacturing the same and a display device are provided. The touch screen includes a substrate (6), a plurality of columns of first sense units (1) and a plurality of rows of second sense units (2). At an intersection point of each column of the first sense units (1) and each row of the second sense units (2), the first connection pattern includes a first connection part (33), a first connection bridge (31) and a second connection bridge (32), and the second connection bridge includes a second connection part (43). The second connection part (43) has a closed annular structure, and the first connection part (33) is located inside the annular structure and is isolated from the second connection part (43). The second connection part (43) is isolated from the first sense units (1).The first connection bridge (31) is configured to connect the first connection part (33) and a first sense unit (1). The second connection bridge (32) is configured to connect the first connection part (33) and another first sense unit (1). The second connection part (43) is electrically connected with the adjacent second sense units (2) respectively. The touch screen may improve performance.

摘要翻译： 电容式触摸屏，其制造方法和显示装置被提供。 触摸屏包括衬底（6），多列第一感测单元（1）和多行第二感测单元（2）。 在第一感测单元（1）的每一列与第二感测单元（2）的每一行的交点处，第一连接图案包括第一连接部分（33），第一连接桥（31）和第二连接桥 （32），并且所述第二连接桥包括第二连接部分（43）。 第二连接部件43具有封闭的环形结构，并且第一连接部件33位于环形结构的内部并且与第二连接部件43隔离。 第二连接部件（43）与第一感测单元（1）隔离。第一连接桥（31）被配置为连接第一连接部件（33）和第一感测单元（1）。 第二连接桥（32）构造成连接第一连接部分（33）和另一个第一感测单元（1）。 第二连接部分（43）分别与相邻的第二感测单元（2）电连接。 触摸屏可以提高性能。

公开(公告)号：EP3282483A1

公开(公告)日：2018-02-14

申请号：EP17737196.0

申请日：2017-01-05

申请人： BOE Technology Group Co., Ltd. ,  Chengdu BOE Optoelectronics Technology Co., Ltd.

发明人： DONG, Xiangdan ,  LI, Kun ,  DAI, Lei

IPC分类号： H01L27/32

CPC分类号： H01L27/3246 ,  H01L51/5203 ,  H01L51/5209 ,  H01L51/5225 ,  H01L2227/323

摘要： The present invention provides a pixel unit. The pixel unit includes a pixel definition layer, a pixel electrode, a light emitting layer and a common electrode. The pixel electrode comprises a bottom surface and a side surface. The side surface extends to a top of a side wall of the first through hole on the side wall of the first through hole. The light emitting layer is formed on the pixel electrode and covers over the pixel definition layer. The common electrode is formed on the light emitting layer and covers over the light emitting layer and extends on a top surface of the pixel definition layer. The present invention also provides a method of manufacturing a pixel unit and a display. The pixel unit according to the present invention greatly reduces scattering of a light from the light emitting layer to the surroundings to greatly alleviate color mixing phenomenon occurred between the pixel units so that the color mixing problem brought by scatting of the light is effectively solved, increases luminous area of the pixel unit to enhance overall luminance, cuts down the mask cost to significantly reduce the cost of the whole process, improves productivity and enhances the luminous effect.

摘要翻译： 本发明提供一种像素单元。 像素单元包括像素定义层，像素电极，发光层和公共电极。 像素电极包括底面和侧面。 侧表面延伸至第一通孔侧壁上的第一通孔的侧壁的顶部。 发光层形成在像素电极上并覆盖像素定义层。 公共电极形成在发光层上并且覆盖发光层并且延伸在像素限定层的顶表面上。 本发明还提供了一种制造像素单元和显示器的方法。 根据本发明的像素单元极大地减少了从发光层到周围的光的散射，从而大大缓解了像素单元之间出现的混色现象，从而有效地解决了光散射带来的混色问题，增加了 提高整体亮度，降低掩模成本，大幅度降低整个工艺的成本，提高生产效率，提高发光效果。

公开(公告)号：EP2806306B1

公开(公告)日：2018-01-03

申请号：EP12866358.0

申请日：2012-11-19

申请人： Chengdu BOE Optoelectronics Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

发明人： XUAN, Minghua ,  KO, Young Yik ,  DONG, Xiangdan ,  GAO, Shan

IPC分类号： G02F1/1335 ,  G02F1/1343

CPC分类号： G02F1/133514 ,  G02F1/133516 ,  G02F1/134309 ,  G02F2001/134372

摘要： A wide-viewing-angle liquid crystal display panel, a color film base plate (20) and a manufacturing method thereof as well as a display device. The wide-viewing-angle liquid crystal display panel comprises an array base plate (10) and a color film base plate (20). The array base plate (10) comprises a planar electrode (11) and a slit-shaped electrode (12), which are mutually superposed and insulated, and the color film base plate (20) comprises: a transparent base plate (21) oppositely arranged on one side, of the array base plate (10), provided with the planar electrode (11) and the slit-shaped electrode (12); and a color resistor (22) arranged on the transparent base plate (21) and corresponding to the slit-shaped electrode (12). The ratio of the light transmission rate T1 of anyone part of the color resistor (22) to the light transmission rate T2 of the other anyone part is equal to the ratio of the liquid crystal efficiency X2 of the slit-shaped electrode (12) corresponding to the other anyone part to the liquid crystal efficiency X1 corresponding to the anyone part. The light transmission rate of anyone position of the wide-viewing-angle liquid crystal display panel is high and uniform, bright and dark stripes are not generated, and the display effect is improved.

公开(公告)号：EP4460171A1

公开(公告)日：2024-11-06

申请号：EP23794942.5

申请日：2023-03-30

申请人： BOE Technology Group Co., Ltd. ,  Chengdu BOE Optoelectronics Technology Co., Ltd.

发明人： WANG, Mengqi ,  YU, Ziyang ,  JIANG, Zhiliang ,  WANG, Rong ,  HU, Ming ,  QIU, Haijun ,  DONG, Xiangdan ,  YAN, Jun ,  HE, Fan

IPC分类号： H10K59/131 ,  G09F9/33

摘要： Embodiments of the present disclosure provide a display substrate and a display device, which relate to the technical field of display, and can lower the cost of the display substrate while reducing the frame width of the display substrate. The display substrate comprises multiple conductive layers. The multiple conductive layers comprise multiple data lines, multiple connection lines and multiple fan-out lines. The connection lines cross at least one data line and are insulated from the crossed data line. The first fan-out lines are electrically connected to the connection lines, and the second fan-out lines are electrically connected to one end of the second data line that is close to the fan-out area. The first fan-out lines comprise adapter lines. The fan-out area comprises a first fan-out area and a second fan-out area, and the adapter lines are located in the second fan-out area. The adapter lines and the multiple second fan-out lines are located on different conductive layers and cross at least one second fan-out line, such that the arrangement sequence of the ends of the multiple fan-out lines away from the display area in the first direction is the same as the arrangement sequence of the multiple data lines in the first direction. The display substrate provided by the embodiments of the present disclosure can be used in the display device.