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公开(公告)号：EP4415022A1
公开(公告)日：2024-08-14
申请号：EP22939257.6
申请日：2022-04-29
发明人： BAI, Lu , ZHOU, Yang , QU, Yi , DAI, Junxiu , LIU, Song , SHANG, Tinghua
IPC分类号： H01L
摘要： A display substrate and a display apparatus. The display substrate comprises a display area and a non-display area, and the non-display area comprises a rounded corner area. The display substrate comprises a circuit structure layer, and the circuit structure layer comprises a pixel circuit and a control driving circuit. The circuit structure layer further comprises: a plurality of reset output wires and a plurality of reset patch wires located in the non-display area and disposed on the side of the control driving circuit adjacent to the display area. The reset output wires and the reset patch wires are arranged in different layers, and an extension direction of the reset output wires intersects with an extension direction of the reset patch wires; the reset patch wires are connected to the pixel circuit; and the orthographic projection of the at least one reset patch wire located in the rounded corner area on the substrate partially overlaps with the orthographic projection of the plurality of reset output wires on the substrate.
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公开(公告)号：EP4421870A1
公开(公告)日：2024-08-28
申请号：EP22948424.1
申请日：2022-06-29
发明人： QU, Yi , CHU, Zhiwen , WANG, Xinxin , FENG, Aoyuan , ZHOU, Yang , BAI, Lu , DAI, Junxiu
CPC分类号： H01L27/12
摘要： A display substrate and a display device. The display substrate comprises: an electrostatic discharge protection circuit, a power line and at least one auxiliary electrode; the electrostatic discharge protection circuit comprises: a plurality of electrostatic discharge protection units, at least one of the electrostatic discharge protection units extending in a first incline direction, a first preset included angle being formed between the first incline direction and a first direction, the first direction being the direction in which scanning signal lines extend in a display region, and the first preset included angle being greater than 0 degrees and less than 90 degrees; a first wiring area comprises: the power line and the at least one auxiliary electrode; the orthographic projection of the at least one auxiliary electrode on the plane of the display substrate overlaps with the orthographic projection of the power line on the plane of the display substrate; and the at least one auxiliary electrode is connected to the power line.
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公开(公告)号：EP4268265A1
公开(公告)日：2023-11-01
申请号：EP21953678.6
申请日：2021-08-17
发明人： BAI, Lu , ZHOU, Yang , ZHANG, Xin , DAI, Junxiu , ZHANG, Yi , SHANG, Tinghua , ZHANG, Bo , HUANG, Yao , LIU, Song
IPC分类号： H01L20060101
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公开(公告)号：EP4213214A1
公开(公告)日：2023-07-19
申请号：EP20963903.8
申请日：2020-12-02
发明人： DENG, Lei , WEI, Yue , TANG, Xia , DENG, Wei , WANG, Qian , DAI, Junxiu , ZHOU, Yang , ZHANG, Xin , QU, Yi
IPC分类号： H01L27/32
摘要： Provided are a display panel and a display device. The display panel comprises: a via hole penetrating through the display panel; a cutting residual area, which is located on the periphery of the via hole and comprises a base substrate, and a packaging layer located on one side of the base substrate; and at least one annular relief structure located between the packaging layer and the base substrate of the cutting residual area. The at least one annular relief structure is sequentially distributed around the via hole. The smallest distance between a first relief structure and the outer edge of the via hole is 0-30 micrometers. At least one relief structure is provided with a surface facing away from the base substrate, and a side face connected to the surface, wherein at least one of the surface and the side face is of a relief shape. The first relief structure is the relief structure, the distance from which to the center of the via hole is the smallest.
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公开(公告)号：EP4152399A1
公开(公告)日：2023-03-22
申请号：EP20897682.9
申请日：2020-05-11
发明人： ZHENG, Yong , DING, Wenbiao , DAI, Junxiu , GAO, Chunyan
IPC分类号： H01L27/32
摘要： A display panel (1000), a mask (120,120') used for evaporation, a mask assembly (100,110') and a method of manufacturing a mask assembly (100,110') are provided. The display panel (1000) includes: a base substrate (30); and a display area (1) and a peripheral area (2); wherein, the peripheral area (2) is provided with a first type of dummy sub-pixel unit (31, 31A) and a second type of dummy sub-pixel unit (31', 31A'), the first type of dummy sub-pixel unit (31, 31A) includes a first dummy light-emitting material layer (32, 43A) and a first dummy auxiliary light-emitting layer (42A), and the second type of dummy sub-pixel unit (31', 31A') includes a second dummy light-emitting material layer (32', 43A') and a second dummy auxiliary light-emitting layer (42A'); wherein, a first structure layer of the first dummy light-emitting material layer (32, 43A) and the first dummy auxiliary light-emitting layer (42A) is arranged in the same layer as a second structure layer of the second dummy light-emitting material layer (32', 43A') and the second dummy auxiliary light-emitting layer (42A'), and at least one of a size and a shape of an orthographic projection of the second structure layer on the base substrate (30) is different from that of an orthographic projection of the first structure layer on the base substrate (30).
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公开(公告)号：EP4459445A1
公开(公告)日：2024-11-06
申请号：EP22956729.2
申请日：2022-08-29
发明人： QU, Yi , CHU, Zhiwen , ZHOU, Yang , BAI, Lu , DAI, Junxiu , WANG, Xinxin , ZHANG, Yi , ZHANG, Shun , CHEN, Xin , WANG, Yu , WEN, Ping , ZHANG, Yuanqi , WANG, Wei
摘要： Provided are a display panel and a display device. An isolation dam is provided in a peripheral area of the display panel. The display panel includes: a display functional layer comprising a plurality of display signal traces; and a touch-control functional layer comprising a plurality of touch-control signal traces. On the binding side, there are a first boundary and a second boundary, and a first trace area located between the first boundary and the second boundary, the first boundary is closer to the display area than the second boundary. In the first trace area, the touch-control signal trace is arranged along a first direction and are led out from the binding circuit and connected to the touch-control pattern via the isolation dam and the first trace area in sequence, the display signal trace is arranged along a second direction and intersects with the touch signal trace. The display panel further comprises a signal shielding layer between the touch-control signal traces and the display signal traces in a direction perpendicular to the substrate, and an orthographic projection of the signal shielding layer onto the substrate at least partially covers the intersection area of the touch-control signal trace and the display signal trace within the first trace area. The display panel and display device can improve operational stability and reliability.
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公开(公告)号：EP4421791A1
公开(公告)日：2024-08-28
申请号：EP22947218.8
申请日：2022-06-21
发明人： LIU, Song , ZHOU, Yang , BAI, Lu , DAI, Junxiu , LI, Lingtong , WEI, Liheng , CHEN, Tianci
IPC分类号： G09G3/3208 , G09G3/3225
CPC分类号： G09G3/3225 , G09G3/3208
摘要： A display substrate and a display apparatus. The display substrate comprises: a base and a circuit structure layer arranged thereon. The circuit structure layer comprises pixel circuits (P), a scan driving circuit, a control driving circuit and a buffer driving circuit. Each pixel circuit (P) comprises: a node reset transistor (T1), a write-in transistor (T4), a reset signal line (RL), a scan signal line (GL) and a control signal line (SL), the reset signal line (RL) being connected to a control electrode of the node reset transistor (T1), and the scan signal line (GL) being connected to a control electrode of the write-in transistor (T4). The reset signal lines (RL1-RLK) of the pixel circuits (P) in first to Kth rows are electrically connected to the buffer driving circuit, and the reset signal lines (RLK+1-RLN) of the pixel circuits (P) in (K+1)th to Nth rows are electrically connected to the scan driving circuit or the control driving circuit, K allowing, of a pixel circuit (P), a difference between the start time of an active level of a signal on the scan signal line (GL) or on the control signal line (SL) and the end time of an active level of a signal on the reset signal line (RL) to be greater than or equal to a threshold time.
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