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公开(公告)号:US20230133179A1
公开(公告)日:2023-05-04
申请号:US17267261
申请日:2020-05-06
发明人: Hongting LU , Yuhsiung FENG , Xin MOU , Chenyu CHEN , Shuang ZHAO , Zhongliu YANG , Jing YANG , Wenbo CHEN
IPC分类号: G09G3/3233 , H10K59/131
摘要: A display substrate and a drive method thereof and a display device. 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 the pixel circuit includes a first reset sub-pixel. The first reset sub-pixel is configured to apply a first reset voltage to a light-emitting element in response to a first reset control voltage to reversely bias the light-emitting element.
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公开(公告)号:US20230118191A1
公开(公告)日:2023-04-20
申请号:US17796440
申请日:2021-08-09
发明人: Wenbo CHEN , Yuhsiung FENG , Xin MOU , Chenyu CHEN , Hongting LU , Zhongliu YANG , Shuang ZHAO , Jing YANG , Lian XIANG
IPC分类号: H10K59/131 , H10K71/00
摘要: A flexible display panel and a preparation method therefor, a display apparatus, and a tiled display apparatus. The flexible display panel is provided with a display area and a peripheral area located on the periphery of the display area, the peripheral area comprising at least one bent area and a folded area located on a side of each bent area away from the display area. The flexible display panel comprises: a flexible substrate and a frame circuit that is disposed on the flexible substrate and is located in the peripheral area, at least a portion of the frame circuit being located in the folded area. The portion of the flexible display panel that is located in the folded area is configured to, by means of the portion located in the bent area, be folded in the direction away from the display side of the flexible display panel.
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公开(公告)号:US20210125566A1
公开(公告)日:2021-04-29
申请号:US16976191
申请日:2019-10-23
发明人: Zhongliu YANG , Yudan SHUI , Yongfu DIAO , Wenkang WANG , Chenyu CHEN
IPC分类号: G09G3/3275
摘要: A display substrate and a manufacturing method therefor, and a display device are provided. The display substrate includes a base substrate, a plurality of sub-pixels, a plurality of data lines, a plurality of data lead lines, at least one group of contact pads, and a first insulation layer. The base substrate includes a display region and a bonding region; the data lines are configured to provide data signals to the sub-pixels; the data lead lines are electrically connected to the data lines, respectively; the at least one group of contact pads includes a first group of contact pads and a second group of contact pads; the first insulation layer is in gaps between the contact pads and covers edges of the contact pads.
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公开(公告)号:US20240296792A1
公开(公告)日:2024-09-05
申请号:US18025431
申请日:2022-05-31
发明人: Zhongliu YANG , Hong YI
IPC分类号: G09G3/3233
CPC分类号: G09G3/3233 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0286 , G09G2320/0247
摘要: Provided are a display panel and a display device. The display panel includes: a base substrate, including a display region and a peripheral region, the peripheral region being located on at least one side of the display region; a plurality of sub-pixels, located in the display region; a plurality of constant voltage lines, arranged in a first direction, each of the plurality of constant voltage lines extending in a second direction, the constant voltage line being at least partially located in the display region, and the first direction intersecting with the second direction; and a conductive line, located in the peripheral region, and connected with the plurality of constant voltage lines, the plurality of constant voltage lines being configured to provide a constant voltage to the plurality of sub-pixels.
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公开(公告)号:US20220336571A1
公开(公告)日:2022-10-20
申请号:US17762956
申请日:2021-06-03
发明人: Wenbo CHEN , Bing ZHANG , Mengyue FAN , Chenyu CHEN , Zhongliu YANG , Shuang ZHAO , Hongting LU , Jing YANG , Yanping REN
摘要: A display substrate has a display region, a peripheral region surrounding the display region, and pad regions on a first connection side of the peripheral region and distal to the display region. The display region includes sub-pixel regions. The display substrate further includes: a base, and organic light-emitting diodes and a first power supply line all on the base. The organic light-emitting diodes are provided in the sub-pixel regions, respectively. A cathode of each organic light-emitting diode extends from the display region to the peripheral region and is connected to the first power supply line in the peripheral region. The first connection side includes a first connection region corresponding to a position between two adjacent pad regions, and a second connection region other than the first connection region. A connection region between the first power supply line and the cathode covers at least part of the second connection region.
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公开(公告)号:US20240313001A1
公开(公告)日:2024-09-19
申请号:US18264062
申请日:2022-08-05
发明人: Zhongliu YANG , Tiaomei ZHANG , Wenbo CHEN
CPC分类号: H01L27/124 , G09G3/32 , G11C19/28 , G09G2300/0426 , G09G2300/0809 , G09G2310/0286 , H01L27/1255
摘要: A display substrate and a display device. The display substrate includes a base and a shift register unit provided on the base; the shift register unit includes a first first voltage line, an on-off control circuit, a first energy storage circuit and a fourth node control circuit; the on-off control circuit comprises a first transistor, and the first energy storage circuit includes a first capacitor; at least part of the first first voltage line extends in the a first direction; the fourth node control circuit includes a second transistor; the first capacitor, the first transistor, the first first voltage line and the second transistor are arranged in a second direction; the second transistor, the first first voltage line, the first transistor and the first capacitor are arranged in sequence along a direction close to the display area; the first direction intersects the second direction.
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公开(公告)号:US20240312416A1
公开(公告)日:2024-09-19
申请号:US18028458
申请日:2022-06-29
发明人: Tianyi CHENG , Meng LI , Zhongliu YANG
IPC分类号: G09G3/3258
CPC分类号: G09G3/3258 , G09G2300/0842 , G09G2310/08 , G09G2320/0247
摘要: A pixel circuit, a driving method and a display device. The pixel circuit includes a light emitting element, a driving circuit, an energy storage circuit, an initialization circuit, and a compensation control circuit; the display period of the pixel circuit includes a refresh frame and a retention frame; the refresh frame and the retention frame respectively include a set phase and a light emitting phase set successively; the initialization circuit is configured to control provide the initial voltage to the first terminal and/or the second terminal of the driving circuit under the control of the initial control signal provided by the initial control terminal, in the refresh frame and the retention frame, at least in the set phase. The present disclose improves hysteresis and improves the display effect.
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公开(公告)号:US20230180561A1
公开(公告)日:2023-06-08
申请号:US17921920
申请日:2021-05-20
发明人: Zhongliu YANG , Wenbo CHEN , Mengyue FAN , Bing ZHANG , Shuang ZHAO , Jing YANG , Chenyu CHEN
IPC分类号: H10K59/131 , H10K59/121
CPC分类号: H10K59/1315 , H10K59/1213 , H10K59/1216
摘要: The present disclosure provides a display substrate and a display device. The display substrate includes a substrate, a plurality of initialization signal lines, in the display area of the substrate, the plurality of initialization signal lines extend in a first direction; an interlayer insulating layer, on a side of the plurality of initialization signal lines facing away from the substrate; and a plurality of auxiliary signal lines, on a side of the interlayer insulating layer facing away from the substrate and in the display area, the plurality of auxiliary signal lines extend in a second direction, and the first direction is different from the second direction; the plurality of auxiliary signal lines and the plurality of initialization signal lines are electrically connected to each other through first vias, the first vias run through the interlayer insulating layer.
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公开(公告)号:US20240306445A1
公开(公告)日:2024-09-12
申请号:US18027623
申请日:2022-06-30
发明人: Tiaomei ZHANG , Tianyi CHENG , Zhongliu YANG , Zhiliang JIANG , Ming HU , Haijun QIU
IPC分类号: H10K59/131 , G09G3/3233 , H10K59/121
CPC分类号: H10K59/131 , H10K59/1213 , G09G3/3233 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861
摘要: A display panel includes a pixel driving circuit including a first type transistor and a second type transistor, the display panel further includes a base substrate, a first active layer located on a side of the base substrate, a second active layer located on the side of the first active layer away from the base substrate, a first conductive layer located between the first active layer and the second active layer; at least partial structure of the first active layer is used to form a channel region of the first type transistor; at least partial structure of the second active layer is used to form the channel region of the second type transistor; partial structure of the first conductive layer is used to form the gate of the first type transistor, partial structure of the first conductive layer is used to form the bottom gate of the second type transistor.
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公开(公告)号:US20240107830A1
公开(公告)日:2024-03-28
申请号:US17790156
申请日:2021-04-30
发明人: Wenbo CHEN , Linhong HAN , Youngyik KO , Qingqing YAN , Qiwei WANG , Hong YI , Yuanjie XU , Zhongliu YANG , Benlian WANG , Ziyang YU , Lili DU , Haigang QING , Weiyun HUANG
IPC分类号: H10K59/131 , H10K59/121 , H10K59/88
CPC分类号: H10K59/131 , H10K59/121 , H10K59/88
摘要: A display substrate and a display device are provided. The display substrate includes a base substrate, at least one group of contact pads, a plurality of first light-emitting elements, a plurality of first pixel driving circuits, a plurality of connecting traces, a plurality of data lines and a plurality of leads. The display area includes a first display area and a second display area; the first light-emitting elements are located in the first display area; the first pixel driving circuits are located in the second display area; the leads are located in the first display area and the peripheral area, and connect the data lines and the at least one group of contact pads; orthographic projections of the first light-emitting elements on a substrate surface of the base substrate are at least partly overlapped with orthographic projections of the leads on the substrate surface of the base substrate.
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