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公开(公告)号：US20240135873A1
公开(公告)日：2024-04-25
申请号：US17789935
申请日：2021-06-09
发明人： Kaipeng SUN , Binyan WANG , Feng WEI , Meng LI , Tianyi CHENG , Lina WANG , Cong LIU , Shiqian DAI
IPC分类号： G09G3/3233 , G09G3/32
CPC分类号： G09G3/3233 , G09G3/32 , G09G2300/0842 , G09G2310/061 , G09G2330/021
摘要： A display substrate and a display device are provided. The display substrate includes a base substrate and a plurality of reset signal lines. The base substrate includes a display region which includes sub-pixels arranged in array, each sub-pixels includes a pixel driving circuit and a light-emitting element. The plurality of reset signal lines extends in a first direction and include a plurality of first reset signal lines for providing a first reset signal and a plurality of second reset signal lines for providing a second reset signal, and one of the plurality of first reset signal lines and one of the plurality of second reset signal lines are respectively connected to pixel driving circuits of a plurality of sub-pixels located in a same row. A layer where the plurality of first reset signal lines are located is different from layers where the plurality of second reset signal lines are located.
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公开(公告)号：US20220352292A1
公开(公告)日：2022-11-03
申请号：US17764852
申请日：2021-05-13
发明人： Guobo YANG , Yue LONG , Feng WEI , Benlian WANG , Binyan WANG , Guoqiang TANG , Yao HUANG , Weiyun HUANG , Pinchao GU , Kuo SUN
IPC分类号： H01L27/32
摘要： A display substrate and a display device including a base substrate, a plurality of first connection wirings, and a plurality of second connection wirings. The base substrate includes a display area including a first display area and a second display area, the first display area includes a plurality of first light-emitting devices and a plurality of second light-emitting devices, and the second display area includes a plurality of first pixel circuits and a plurality of second pixel circuits. At least a portion of the plurality of first connection wirings extends along a first direction, at least a portion of the plurality of second connection wirings extends along the first direction, at least a portion of the plurality of first connection wirings is located on a first side of a row provided with first electrodes of the plurality of first and second light-emitting devices in a second direction.
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公开(公告)号：US20220344427A1
公开(公告)日：2022-10-27
申请号：US17763026
申请日：2021-05-17
IPC分类号： H01L27/32
摘要： Provided are a display substrate and a display apparatus. The display substrate includes a first display region and a second display region, and a pixel density of the first display region is higher than a pixel density of the second display region. A first pixel circuit of a first sub-pixel in the first display region includes one pixel circuit unit, and a second pixel circuit of a second sub-pixel in the second display region includes two pixel circuit units. The first pixel circuit is configured to be connected with a first power voltage terminal to receive a first power voltage as a pixel power voltage, and the second pixel circuit is configured to be connected with a second power voltage terminal to receive a second power voltage as a pixel power voltage and the first power voltage is different from the second power voltage.
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公开(公告)号：US20240365619A1
公开(公告)日：2024-10-31
申请号：US18771625
申请日：2024-07-12
发明人： Lili DU , Hongjun ZHOU , Feng WEI , Qian MA
IPC分类号： H10K59/131 , G09G3/30 , H10K59/122 , H10K59/124 , H10K59/35
CPC分类号： H10K59/131 , H10K59/122 , H10K59/124 , H10K59/353 , G09G3/30 , G09G2300/0426
摘要： Disclosed are a display panel and a display device. The display panel includes: a base substrate, a transistor array layer, a first planarization layer, and a first electrode layer, where the plurality of sub-pixels include first color sub-pixels and second color sub-pixels adjacent to the first color sub-pixels in a first direction; for the first color sub-pixels and the second color sub-pixels adjacent in the first direction, first notches are disposed in sides, facing orthographical projections of anodes in the first color sub-pixels on the base substrate, of orthographical projections of edges of anodes in the second color sub-pixels on the base substrate; and the first notches are disposed facing centers of main parts of the second color sub-pixels. Each repeating unit includes at least one first color sub-pixel and at least one second color sub-pixel.
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公开(公告)号：US20240233634A9
公开(公告)日：2024-07-11
申请号：US17789935
申请日：2021-06-10
发明人： Kaipeng SUN , Binyan WANG , Feng WEI , Meng LI , Tianyi CHENG , Lina WANG , Cong LIU , Shiqian DAI
IPC分类号： G09G3/3233 , G09G3/32
CPC分类号： G09G3/3233 , G09G3/32 , G09G2300/0842 , G09G2310/061 , G09G2330/021
摘要： A display substrate and a display device are provided. The display substrate includes a base substrate and a plurality of reset signal lines. The base substrate includes a display region which includes sub-pixels arranged in array, each sub-pixels includes a pixel driving circuit and a light-emitting element. The plurality of reset signal lines extends in a first direction and include a plurality of first reset signal lines for providing a first reset signal and a plurality of second reset signal lines for providing a second reset signal, and one of the plurality of first reset signal lines and one of the plurality of second reset signal lines are respectively connected to pixel driving circuits of a plurality of sub-pixels located in a same row. A layer where the plurality of first reset signal lines are located is different from layers where the plurality of second reset signal lines are located.
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公开(公告)号：US20230165077A1
公开(公告)日：2023-05-25
申请号：US17635871
申请日：2021-03-11
发明人： Feng WEI , Hongjun ZHOU , Lili DU
IPC分类号： H10K59/131 , G09G3/00 , G09G3/3233
CPC分类号： H10K59/131 , G09G3/006 , G09G3/3233 , H10K59/88
摘要： A display substrate and a display device are disclosed. The display substrate includes a base substrate, a plurality of sub-pixels, a plurality of data lines, a control signal line, data test lines, a test circuit and an auxiliary electrode line. The test circuit includes a plurality of test units, each of at least one of the plurality of test units includes a first control line and a plurality of control switches, the auxiliary electrode line and the first control line are connected in parallel with each other, and an orthographic projection of a part of at least one control switch among the plurality of control switches on a substrate surface of the base substrate is located between an orthographic projection of the first control line and an orthographic projection of the auxiliary electrode line on the substrate surface of the base substrate.
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公开(公告)号：US20230148233A1
公开(公告)日：2023-05-11
申请号：US17296592
申请日：2020-08-07
发明人： Feng WEI , Lili DU , Hongjun ZHOU , Jianchang CAI
IPC分类号： H10K59/88 , H10K59/131
CPC分类号： H10K59/88 , H10K59/131
摘要： A display substrate includes: a base substrate having a display region and a peripheral region surrounding the display region; a plurality of sub-pixels in the display region; a plurality of data lines in the display region, electrically coupled to the plurality of sub-pixels respectively, and configured to provide a data signal to the plurality of sub-pixels respectively; a plurality of pads in the peripheral region, wherein at least a portion of the plurality of pads are configured to provide a data signal to the plurality of data lines respectively; at least one test data signal line in the peripheral region; at least one test control signal line in the peripheral region; and a plurality of test units in the peripheral region and on a side of the plurality of pads away from the display region.
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公开(公告)号：US20230062966A1
公开(公告)日：2023-03-02
申请号：US17800248
申请日：2021-09-07
发明人： Feng WEI , Hongjun ZHOU , Yudiao CHENG , Chao WU
IPC分类号： H01L27/32
摘要： A display panel has a display area and a peripheral area surrounding the display area, and the peripheral area includes a first sub-peripheral area. A power loop line includes a sub-loop line. Each power connection line is electrically connected to the sub-loop line and a power bus. The at least two power connection lines are divided into two groups that are respectively located on two sides of a division line of the display panel. A plurality of data selectors are divided into two groups that are respectively located on the two sides of the division line. In at least one power connection line in a group and data selectors in a group that are all located on a same side of the division line, the at least one power connection line each passes through a gap between adjacent data selectors to connect the sub-loop line and the power bus.
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公开(公告)号：US20240213261A1
公开(公告)日：2024-06-27
申请号：US17912121
申请日：2021-06-10
发明人： Feng WEI , Binyan WANG , Tianyi CHENG , Meng LI
IPC分类号： H01L27/12 , G09G3/3233 , H10K59/121 , H10K59/131
CPC分类号： H01L27/124 , G09G3/3233 , H01L27/1225 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2310/08 , H10K59/1213 , H10K59/131
摘要： A display panel includes a pixel driving circuit, where the pixel driving circuit includes a driving transistor (T3) and a first transistor (T1), a first electrode of the first transistor (T1) is connected to a gate of the driving transistor (T3), a second electrode thereof is connected to a first initial signal line (Vinit1), the driving transistor (T3) is a P-type low temperature polysilicon transistor, and the first transistor (T1) 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.
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公开(公告)号：US20240203330A1
公开(公告)日：2024-06-20
申请号：US18592002
申请日：2024-02-29
发明人： Cong LIU , Binyan WANG , Tianyi CHENG , Feng WEI , Meng LI , Shiqian DAI , Kaipeng SUN
IPC分类号： G09G3/32
CPC分类号： G09G3/32 , G09G2300/0426 , G09G2310/0267 , G09G2310/0286
摘要： A display substrate and a manufacturing method thereof, and a display device are provided. In the display substrate, each signal line includes a first conductive portion; for at least one signal line, the display substrate includes a multi-layer insulating pattern on a side of the first conductive portion away from the base substrate; a first insulating pattern in the multi-layer insulating pattern includes a hollow, and an orthographic projection of the hollow on the base substrate is at least partially in a region surrounded by an orthographic projection of the first conductive portion on the base substrate; and for at least one clock signal line included in the at least one signal line, a ratio between a size of the hollow in a first direction and a size of a shift register unit in the first direction ranges from ¾ to 1.
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