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公开(公告)号：US12127436B2
公开(公告)日：2024-10-22
申请号：US17252374
申请日：2020-03-20
发明人： Huijuan Yang , Kai Zhang , Tingliang Liu , Huijun Li , Xiaofeng Jiang
IPC分类号： H10K59/122 , H10K50/844 , H10K59/131
CPC分类号： H10K59/122 , H10K50/844 , H10K59/1315
摘要： This disclosure provides a display panel and a display device. In the display panel, orthographic projections of a first conductive layer of the first electrode layer and the peripheral drive circuit on a plane where the drive back plate is located at least partially overlap, and the signal line is connected to the first conductive layer. The pixel definition layer includes a pixel definition area in the display area and insulating strips in the peripheral area. A separating groove exposing the first conductive layer is formed between at least two adjacent ones of the insulating strips. A second conductive layer of the second electrode layer covers the insulating strip, forms a recessed area in an area corresponding to the separating groove and is connected with the first conductive layer. The packaging layer covers the second electrode layer and fills the recessed area.
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公开(公告)号：US11864413B2
公开(公告)日：2024-01-02
申请号：US17280061
申请日：2020-05-15
发明人： Yupeng He , Yang Zhou , Xin Zhang , Pengfei Yu , Xiaofeng Jiang , Yi Qu , Lulu Yang , Huijun Li , Meng Zhang
IPC分类号： H10K50/844 , H10K59/12 , H10K59/65 , H10K59/00 , H10K71/00 , H10K59/122 , H10K59/124 , H10K59/121
CPC分类号： H10K50/844 , H10K59/122 , H10K59/124 , H10K59/1213 , H10K59/1216 , H10K59/65 , H10K71/00 , H10K59/1201
摘要： A display substrate, a manufacturing method thereof, and a display device are provided. A pixel region is provided with a light emission function layer on a base substrate of the display substrate, and a separation region is provided with at least one first barrier structure. The first barrier structure includes a stopper pattern and a first separation component. A side surface of the first separation component has a recess, and a portion of the light emission function layer extending to the separation region is disconnected on the side of the first separation component. The separation region is provided with an inorganic layer structure on the base substrate. The inorganic layer structure includes multiple stacked inorganic film layers, the stopper pattern is located between two adjacent inorganic film layers and the first separation component is located on a side of the inorganic layer structure away from the base substrate.
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公开(公告)号：US11574567B2
公开(公告)日：2023-02-07
申请号：US17333327
申请日：2021-05-28
发明人： Yu Wang , Yi Zhang , Tingliang Liu , Shun Zhang , Tinghua Shang , Huijuan Yang , Pengfei Yu , Yang Zhou , Linhong Han , Xiaofeng Jiang , Hao Zhang , Huijun Li
摘要： A display panel includes a plurality of sub-pixels and a plurality of data lines, and a detection circuit. The data lines include at least one first data line. The detection circuit includes a first detection signal line, a detection control signal line, and at least one first switch. The first detection signal line and the detection control signal line detour along an edge of the active area. The first detection signal line is configured to transmit a detection signal, and the detection control signal line is configured to transmit a detection control signal. The first switch is electrically connected to the first detection signal line, the detection control signal line, and the at least one first data line, and is configured to close a line between the first detection signal line and the first data line, in response to the detection control signal.
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公开(公告)号：US11367396B2
公开(公告)日：2022-06-21
申请号：US17114907
申请日：2020-12-08
发明人： Huijun Li , Tingliang Liu , Yonglin Guo , Huijuan Yang
IPC分类号： G09G3/3258 , G09G3/3233 , H01L27/12
摘要： The present disclosure provides a pixel driving circuit, a display panel and a display apparatus. The pixel driving circuit includes: a first connection line, a second power supply line and a data writing unit. The first connection line is coupled to a gate of at least one transistor in the data writing unit. The first connection line includes at least a first section and a second section coupled to each other, a width of the first section is greater than a width of the second section, and an orthographic projection of the first connection line on the substrate and an orthographic projection of the second power supply line on the substrate overlap with each other to form a first overlapping region, and the first section extends through the first overlapping region.
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公开(公告)号：US12020650B2
公开(公告)日：2024-06-25
申请号：US17930735
申请日：2022-09-09
发明人： Jie Dai , Pengfei Yu , Huijuan Yang , Lu Bai , Huijun Li , Xiaofeng Jiang
IPC分类号： G09G3/3266 , G11C19/28
CPC分类号： G09G3/3266 , G11C19/28 , G09G2300/0426 , G09G2310/0286
摘要： A display substrate includes a scanning driving circuit arranged on a base substrate. The scanning driving circuit includes a plurality of shift register units and a first voltage signal line extending in a first direction. At least one shift register unit includes an output capacitor and a first transistor, a first electrode thereof is coupled to the first voltage signal line, and a second electrode thereof is coupled to an electrode plate of the output capacitor. A maximum distance between an orthogonal projection of the first electrode/second electrode of the first transistor onto the base substrate and an orthogonal projection of the first voltage signal line/the electrode plate of the output capacitor onto the base substrate is smaller than a first/second predetermined distance in a second direction, and the first direction intersects the second direction.
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公开(公告)号：US11922838B2
公开(公告)日：2024-03-05
申请号：US17628228
申请日：2021-04-13
发明人： Yu Wang , Yi Zhang , Tingliang Liu , Chang Luo , Hao Zhang , Huijuan Yang , Tinghua Shang , Yang Zhou , Pengfei Yu , Shun Zhang , Xiaofeng Jiang , Huijun Li , Linhong Han
IPC分类号： G09G3/00 , H10K59/131
CPC分类号： G09G3/006 , H10K59/131
摘要： A display panel, comprising a first insulating structural layer, a first crack detection line, a second insulating structural layer and a second crack detection line which are sequentially arranged on a substrate, wherein the first crack detection line and the second crack detection line are both located in a peripheral area and are arranged around a display area, one end of the first crack detection line is configured to receive a detection signal, and the other end of the first crack detection line is configured to output a first output signal, and one end of the second crack detection line is configured to receive a detection signal and the other end of the second crack detection line is configured to output a second output signal.
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公开(公告)号：US11893913B2
公开(公告)日：2024-02-06
申请号：US17262826
申请日：2020-04-15
发明人： Xiaofeng Jiang , Linhong Han , Huijun Li , Huijuan Yang , Yu Wang , Lu Bai , Jie Dai , Lulu Yang , Yi Qu , Siyu Wang , Hao Zhang , Xin Zhang
IPC分类号： H01L27/02 , G09G3/00 , H10K59/121
CPC分类号： G09G3/006 , H01L27/0266 , H10K59/1213
摘要： The present disclosure relates to a display substrate, a display panel and a display device. The display substrate includes: a base substrate including a display area and a peripheral area surrounding the display area; a common electrode located in the peripheral area and surrounding the display area; a panel crack detection line located in the peripheral area and surrounding the display area, wherein the panel crack detection line is located on one side of the common electrode away from the display area; and at least one electrostatic discharge circuit located in the peripheral area, wherein the at least one electrostatic discharge circuit includes at least one first thin film transistor including an active layer, a gate, a source and a drain, the source and the drain are electrically connected to the panel crack detection line, and the gate is electrically connected to the common electrode.
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公开(公告)号：US11735107B2
公开(公告)日：2023-08-22
申请号：US17599198
申请日：2020-04-10
发明人： Pengfei Yu , Lu Bai , Jie Dai , Mengqi Wang , Huijun Li , Yupeng He , Hao Zhang , Meng Zhang , Xin Zhang
IPC分类号： G09G3/3225 , G11C19/28 , H10K59/124 , H10K59/131 , H10K59/121 , H10K71/00 , H10K59/12
CPC分类号： G09G3/3225 , G11C19/28 , H10K59/124 , H10K59/1213 , H10K59/131 , H10K71/00 , G09G2300/0426 , G09G2310/0286 , H10K59/1201
摘要： A display substrate and manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, and a shift register unit and a first clock signal line that are on the base substrate, the first clock signal line extends along a first direction on the base substrate, the shift register unit includes an input circuit, an output circuit, a first control circuit, a second control circuit, and an output control circuit; and an orthographic projection of the intermediate transfer electrode on the base substrate is between a whole of an orthographic projection of the active layer of the first control transistor on the base substrate and an orthographic projection of the second control transistor on the base substrate and orthographic projections of the active layers of the first noise reduction transistor and the second noise reduction transistor on the base substrate.
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公开(公告)号：US11657750B2
公开(公告)日：2023-05-23
申请号：US17289705
申请日：2020-07-08
发明人： Yu Wang , Yi Zhang , Tingliang Liu , Chang Luo , Tinghua Shang , Huijuan Yang , Yang Zhou , Pengfei Yu , Shun Zhang , Linhong Han , Meng Zhang , Hao Zhang , Xiaofeng Jiang , Huijun Li , Yupeng He , Xin Zhang
IPC分类号： G09G3/20
CPC分类号： G09G3/2074 , G09G2310/0272 , G09G2310/0286 , G09G2330/028
摘要： A display substrate and a display panel are disclosed. The display substrate includes a base substrate having an active area and a peripheral area surrounding the active area; a plurality of sub-pixels, in the active area; a plurality of first pins and a plurality of second pins located in the peripheral area; a plurality of first array test pins located between the plurality of first pins and the plurality of second pins and respectively electrically coupled to a plurality of array test signal lines; and a plurality of second array test pins located between the plurality of first pins and the plurality of second pins and extending in a direction along a boundary of the active area, wherein the plurality of first array test pins are located on at least one side of the plurality of second array test pins in the direction along the boundary of the active area.
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公开(公告)号：US12046195B2
公开(公告)日：2024-07-23
申请号：US17417210
申请日：2020-09-10
发明人： Huijun Li , Tinghua Shang , Siyu Wang , Yan Huang , Lulu Yang , Tingliang Liu , Huijuan Yang , Xiaofeng Jiang
IPC分类号： G09G3/3233 , H10K59/121 , H10K59/126 , H10K59/131
CPC分类号： G09G3/3233 , H10K59/1213 , H10K59/131 , G09G2300/0426 , G09G2300/0809 , G09G2320/0209 , H10K59/126
摘要： A display substrate, including a base substrate, and a driving circuit layer and light emitting elements formed on the base substrate, and in a same pixel circuit, an active general layer includes a first column-wise active portion including active layers of the a data writing transistor and the a first light emission control transistor, and a first active connection portion, an orthographic projection of the first active connection portion on the base substrate at least partially overlapping an orthographic projection of a corresponding power supply line on the base substrate, a dimension of the first active connection portion in a row direction of pixel units being less than a dimension of the active layer of the data writing transistor in the row direction, and a dimension of the active layer of the first light emission control transistor in the row direction. A display panel is further provided.
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