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公开(公告)号：US20240188344A1
公开(公告)日：2024-06-06
申请号：US17789248
申请日：2021-05-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ying HAN , Yicheng LIN , Guang YAN , Pan XU , Dongfang YANG , Xing ZHANG , Zhan GAO , Guoying WANG , Dacheng ZHANG
IPC: H10K59/123 , H10K59/60 , H10K59/80 , H10K102/10
CPC classification number: H10K59/123 , H10K59/60 , H10K59/80522 , H10K59/80524 , H10K2102/103
Abstract: A light-emitting substrate includes a base substrate, light-emitting device(s) and a first insulating layer. A light-emitting device includes a first electrode, a light-emitting functional layer and a second electrode that are sequentially stacked. The first electrode includes a second sub-electrode and a first sub-electrode. The second sub-electrode includes a first portion covered by the first sub-electrode and a second portion except for the first portion. The first insulating layer has a first opening and a second opening. A portion of a side face of the first sub-electrode located on the second sub-electrode is covered by the first insulating layer. A portion of the light-emitting functional layer located in the first opening is in contact with the first sub-electrode, and a portion of the light-emitting functional layer located in the second opening is in contact with the second portion in the second sub-electrode.
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公开(公告)号：US20240046859A1
公开(公告)日：2024-02-08
申请号：US17762334
申请日：2021-05-07
Applicant: BOE Technology Group Co., Ltd.
Inventor： Hongrun WANG , Pan XU , Changfeng LI , Hui ZHANG , Shunhang ZHANG , Kai HOU , Liwei LIU , Yunsik IM
IPC: G09G3/3225 , H10K59/131
CPC classification number: G09G3/3225 , H10K59/131 , G09G2310/0286 , G09G2300/0426
Abstract: A display substrate and a display device are provided. Sub-pixels in a display substrate are divided into sub-pixel groups, wherein the sub-pixel groups include at least two sub-pixels, and at least two sub-pixels share the same pixel driving circuit; at least two light-emitting control sub-circuit in the pixel driving circuit correspond to at least two light-emitting element included in at least two sub-pixels, at least two light-emitting control sub-circuits correspond to at least two light-emitting control signal lines, and each light-emitting control sub-circuit is coupled to an output terminal of a compensation driving sub-circuit, a corresponding light-emitting element and a corresponding light-emitting control signal line; each light-emitting control sub-circuit is configured to control turning on or off a connection between the output terminal of the compensation driving sub-circuit and the corresponding light-emitting element under the control of the corresponding light-emitting control signal line.
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公开(公告)号：US20230172023A1
公开(公告)日：2023-06-01
申请号：US17920343
申请日：2021-05-08
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pan XU , Yicheng LIN , Xing ZHANG , Ying HAN
IPC: H10K59/131 , H10K59/80
CPC classification number: H10K59/1315 , H10K59/80521 , H10K59/122
Abstract: A display panel and a display apparatus. The display panel comprises: a base substrate, an anode layer, a cathode layer (5), an organic functional layer (4) and cathode signal lines (2), wherein the anode layer is located on the base substrate; the cathode layer (5) is located on the side of the anode layer that faces away from the base substrate, and the orthographic projection of the cathode layer (5) on the base substrate overlaps with both a display area and a non-display area; the organic functional layer (4) is located between the anode layer and the cathode layer (5), and the orthographic projection of the organic functional layer (4) on the base substrate overlaps with the display area (AA); the cathode signal lines (2) are located on the side of the organic functional layer (4) that is close to the base substrate, and the cathode signal lines (2) are located in the non-display area; the orthographic projection of the cathode signal lines (2) on the base substrate and the orthographic projection of the organic functional layer (4) on the base substrate have non-overlapping areas, and the non-overlapping areas comprise at least two mutually separated sub-areas; and the cathode signal lines (2) are coupled to the cathode layer (5) in the at least two mutually separated sub-areas. Therefore, the resistance voltage drop on the cathode layer (5) is reduced, thereby improving the display uniformity of the display panel.
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44.发明申请公开(公告)号：US20230125979A1
公开(公告)日：2023-04-27
申请号：US18077269
申请日：2022-12-08
Inventor： Xuehuan FENG , Pan XU
Abstract: The present disclosure relates to the field of display technology, and in particular, to a gate driving structure, an array substrate and a display device. The gate driving structure may include: a base substrate; a shift register, formed on the base substrate, and including a plurality of thin film transistors and at least one capacitor, the capacitor being coupled to the thin film transistor; and a signal wiring group, formed on the base substrate, and including a plurality of signal wirings spaced apart from each other, the signal wiring being coupled to the thin film transistor. An orthographic projection of the capacitor on the base substrate is at least partially overlapped with an orthographic projection of the signal wiring group on the base substrate.
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公开(公告)号：US20220399530A1
公开(公告)日：2022-12-15
申请号：US17770595
申请日：2021-03-09
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ying HAN , Ling WANG , Pan XU , Yicheng LIN , Zhan GAO , Guoying WANG , Xing ZHANG
Abstract: A display apparatus includes a cover plate and a display substrate. The cover plate includes a first base substrate, a black matrix and a support layer stacked on a side of the first base substrate, and a quantum dot layer disposed on the side of the first base substrate. The black matrix and the support layer each have a plurality of openings to form a plurality of opening regions. The quantum dot layer includes a plurality of quantum dot units. Each quantum dot unit is located in an opening region in the plurality of opening regions. The display substrate includes a second base substrate, driving circuit structures disposed on a side of the second base substrate, and light-emitting devices disposed on a side of the driving circuit structures. Each light-emitting device is coupled to a driving circuit structure in the driving circuit structures to emit light.
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Patent Agency Ranking
公开(公告)号：US20220320217A1
公开(公告)日：2022-10-06
申请号：US17637772
申请日：2021-02-02
Applicant: BOE Technology Group Co., Ltd.
Inventor： Ying HAN , Ling WANG , Yicheng LIN , Pan XU , Guoying WANG , Xing ZHANG
IPC: H01L27/32
Abstract: Disclosed are a display panel and a display device. The display panel includes: a base substrate; a detection circuit, located on the side of the base substrate, and including a transistor and a photosensitive detection component electrically connected to the transistor, and an orthographic projection of the transistor on the base substrate and an orthographic projection of the photosensitive detection component on the base substrate do not overlap with each other; a planarization layer, located on the side of the detection circuit facing away from the base substrate, and including a first surface facing away from the base substrate at the position in which the transistor is located, and a second surface facing away from the base substrate at the position in which the photosensitive detection component is located; and a light-emitting device, located on the side of the planarization layer away from the detection circuit.
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公开(公告)号：US20220208948A1
公开(公告)日：2022-06-30
申请号：US17610409
申请日：2020-11-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pan XU , Yongqian LI , Dacheng ZHANG , Lang LIU
Abstract: A display substrate has a display area including a plurality of sub-display areas. The display substrate includes a base, a plurality of columns of pixels, a plurality of first and second power lines disposed on the base. At least two columns of pixels are disposed in each sub-display area, and each column of pixels includes at least three columns of sub-pixels. At least one first power line is disposed in each sub-display area and configured to provide a first power signal to all sub-pixels in a sub-display area. The second power lines are configured to provide second power signals to all sub-pixels. A plurality of columns of sub-pixels are disposed between any two adjacent power lines, to and any first and second power lines are each arranged between two adjacent columns of sub-pixels emitting light of a first color and sub-pixels emitting light of a second color.
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公开(公告)号：US20220020324A1
公开(公告)日：2022-01-20
申请号：US17333483
申请日：2021-05-28
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN , Pan XU
IPC: G09G3/3225 , G11C19/28
Abstract: A shift register unit and a driving method thereof, a gate driving circuit, and a display device. The shift register unit includes: an input circuit, a first capacitor circuit, an output circuit, an output pull-down circuit, a coupling circuit, and an inverter circuit. The inverter circuit is coupled to an input control terminal, a first node, a second node, and a first level signal input terminal, and a second level signal input terminal; and used to control to connect or disconnect the second node and the first level signal input under the control of the input control terminal and the first level signal input terminal; also used to control to connect or disconnect the second node and the second level signal input terminal under the control of the first node and the second level signal input terminal.
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公开(公告)号：US20220013612A1
公开(公告)日：2022-01-13
申请号：US17281266
申请日：2020-08-19
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pan XU , Yongqian LI , Guoying WANG , Dacheng ZHANG , Chen XU , Lang LIU , Xing ZHANG , Ling WANG , Yicheng LIN , Ying HAN
IPC: H01L27/32
Abstract: Provided are a display substrate, a manufacturing method thereof and a display apparatus. The display substrate includes multiple sub-pixels, wherein each sub-pixel includes a light-emitting region and a non-light-emitting region, and each sub-pixel is provided with a drive circuit; the drive circuit includes a storage capacitor and multiple transistors; for each sub-pixel, the multiple transistors are in the non-light-emitting region, the storage capacitor is a transparent capacitor, and an orthographic projection of the storage capacitor on a base substrate coincides with the light-emitting region. A first electrode of the storage capacitor is disposed in a same layer as an active layer of the multiple transistors, but in a different layer from source and drain electrodes of the multiple transistors, and a second electrode of the storage capacitor is on a side of the first electrode close to the base substrate.
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公开(公告)号：US20210257393A1
公开(公告)日：2021-08-19
申请号：US16097875
申请日：2018-03-14
Inventor： Can YUAN , Zhenfei CAI , Yongqian LI , Pan XU , Zhidong YUAN , Meng LI , Xuehuan FENG
IPC: H01L27/12 , H01L29/786
Abstract: A thin film transistor structure and a manufacturing method thereof, a circuit structure, a display substrate and a display device are provided. The thin film transistor structure includes: a base plate, and a first thin film transistor and a second thin film transistor stacked on the base plate. The first thin film transistor and the second thin film transistor share a same active layer.
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