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公开(公告)号：US20230031474A1
公开(公告)日：2023-02-02
申请号：US17788755
申请日：2021-06-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yuhan QIAN , Libin LIU , Long HAN , Fangxu CAO , Pinfan WANG , Yang YU , Wenqiang LI , Zubin LV , Li JIA
Abstract: A flexible array substrate includes at least one stretchable region; wherein the flexible array substrate is provided with a plurality of through holes within the stretchable region, and the plurality of through holes divide the stretchable region into a pixel island area for displaying and a bridging area for signal transmission; the bridging area includes a source-drain bridging area. The flexible array substrate, in the source-drain bridging area, includes: a base substrate, a first source-drain metal layer, a first insulating material layer, a second source-drain metal layer, a second insulating material layer, and an encapsulation layer that are sequentially stacked.
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公开(公告)号：US20220343842A1
公开(公告)日：2022-10-27
申请号：US17763364
申请日：2021-04-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yang YU
IPC: G09G3/3225 , G11C19/28
Abstract: The present disclosure provides a pixel driving circuit, a driving method thereof, and a display device. In the pixel driving circuit, a first terminal of a first storage sub-circuit is connected to a control terminal; a power control sub-circuit is connected to a light-emitting control signal line, a first power line and a first terminal of the driving sub-circuit; a compensation sub-circuit is connected to a first gate line, a control terminal and a first terminal of the driving sub-circuit; a data writing-in sub-circuit is connected to a second terminal of the first storage sub-circuit; a first reset sub-circuit is connected to a reset signal line, a first power line and the control terminal of the driving sub-circuit; a first control sub-circuit is connected to the first gate line, an initialization signal line and the second terminal of the driving sub-circuit.
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公开(公告)号：US20220328589A1
公开(公告)日：2022-10-13
申请号：US17437936
申请日：2020-10-27
Inventor： Yipeng CHEN , Ling SHI , Wenqiang LI , Shuai XIE , Yang YU
IPC: H01L27/32
Abstract: This disclosure provides an array substrate and a display device. In the array substrate, the pixel driving circuit includes a driving transistor, a first transistor and a second transistor. The driving transistor and the first transistor are P-type transistors, and the second transistor is N-type transistor. The array substrate also includes a base substrate, and a first conductive layer arranged at a side of the base substrate and including: a first conductive portion forming a gate electrode of the driving transistor; a first gate line at a side of the first conductive portion, a part of the first gate line being configured to form a gate electrode of the first transistor; and a second gate line at a side of the first gate line away from the first conductive portion, a part of the second gate line being configured to form a first gate electrode of the second transistor.
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公开(公告)号：US20220139968A1
公开(公告)日：2022-05-05
申请号：US17357347
申请日：2021-06-24
Applicant: BOE Technology Group Co., Ltd.
Inventor： Dong LI , Yang YU , Huijuan ZHANG , Zheng LIU
IPC: H01L27/12
Abstract: Disclosed are a display substrate, a manufacturing method thereof, a display panel and a display device. The display panel comprises: a base substrate provided with a first area and a second area which are not overlapped with each other; a low temperature poly-silicon transistor arranged in the first area, the low temperature poly-silicon transistor comprises a poly-silicon active layer; an oxide transistor arranged in the second area, the oxide transistor comprises a first gate electrode; the first gate electrode is arranged in a same layer as the poly-silicon active layer, and a material of the first gate electrode is heavily-doped poly-silicon.
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公开(公告)号：US20210364874A1
公开(公告)日：2021-11-25
申请号：US16335816
申请日：2018-09-10
Inventor： Lang HU , Yaohua JIANG , Yang YU , Kaiqiang LI , Chaolei WANG , Nannan RONG , Yan YANG
IPC: G02F1/1362 , G02F1/13 , H01L27/12
Abstract: A repairing method for an array substrate is provided. The array substrate includes at least one defective signal line, which is a data line or a gate line having a breakpoint. The defective signal line is divided by the breakpoint into a first portion and a second portion. The repairing method includes disconnecting a connection between a first thin film transistor and a data line or a gate line to which the first thin film transistor is connected, the first thin film transistor being a thin film transistor closest to the breakpoint among thin film transistors connected to the first portion; electrically connecting a first terminal of the first thin film transistor to the first portion; and taking a common electrode line segment from a common electrode line to which the first pixel electrode corresponds as a repair line.
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Patent Agency Ranking
公开(公告)号：US20230307466A1
公开(公告)日：2023-09-28
申请号：US17608120
申请日：2020-12-21
Applicant: BOE Technology Group Co., Ltd.
Inventor： Qiuhua MENG , Ming LIU , Yang YU
IPC: H01L27/12
CPC classification number: H01L27/1248 , H01L27/127 , H01L27/1237 , H10K59/124
Abstract: The present disclosure provides a display substrate, a manufacturing method thereof, and a display device. The display substrate comprises a base substrate, and a first thin film transistor and a second thin film transistor formed on the base substrate, wherein a first active layer of the first thin film transistor is made of low-temperature polysilicon, and a second active layer of the second thin film transistor is made of a metal oxide. The display substrate further comprises a first barrier layer on a side of the second active layer close to the base substrate and a second barrier layer on a side of the second active layer away from the base substrate. The orthographic projection of the second active layer onto the base substrate falls within the orthographic projections of the first barrier layer and the second barrier layer onto the base substrate.
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公开(公告)号：US20230255074A1
公开(公告)日：2023-08-10
申请号：US17915678
申请日：2021-09-03
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yang YU , Fangxu CAO , Pinfan WANG , Wenqiang LI , Chunyan XIE , Bo WANG , Jingquan WANG
IPC: H10K59/131 , H10K77/10 , H10K59/12 , H10K59/80
CPC classification number: H10K59/1315 , H10K59/873 , H10K59/1201 , H10K59/80521 , H10K77/111
Abstract: A display substrate includes a flexible substrate, a cathode layer located on a first side of the flexible substrate and at least one insulating layer located between the flexible substrate and the cathode layer. The flexible substrate includes at least one stretchable region, the stretchable region extends from the display area to the non-display area, and the stretchable region is provided with a plurality of holes arranged in an array therein. A border of the cathode layer is located in the non-display area. The at least one insulating layer is configured to expose the plurality of holes, the at least one insulating layer is provided with at least one partition groove therein, an orthographic projection of a partition groove on the flexible substrate is disposed around a hole of the plurality of holes, and the partition groove is configured to partition the cathode layer.
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公开(公告)号：US20220415982A1
公开(公告)日：2022-12-29
申请号：US17781056
申请日：2021-05-20
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yang YU , Fangxu CAO , Pinfan WANG , Wenqiang LI , Bo WANG , Jingquan WANG
Abstract: A display device, a display panel, and a manufacturing method therefor are provided. The display panel includes a flexible substrate, a display layer on one side of the flexible substrate, and an encapsulation layer covering a surface of the display layer away from the flexible substrate. The display layer has a stretching area provided with a plurality of pixel islands spaced apart and a through-hole. A blocking dam is in an area corresponding to the pixel island and surrounds a plurality of light-emitting units. The encapsulation layer includes an organic layer that is in the stretching area and confined within an annular area surrounded by the blocking dam.
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公开(公告)号：US20220284839A1
公开(公告)日：2022-09-08
申请号：US17512494
申请日：2021-10-27
Inventor： Wenjin CHENG , Yang YU , Zongtian XIE , Huoying FU , Huailiang WU
IPC: G09G3/00
Abstract: Disclosed are a test signal access board and a lighting jig, including: a substrate layer; and a data signal access part arranged on the substrate layer and including at least two rows of conductive contacts, where the conductive contacts are configured to be electrically connected with data signal test leads of a display panel; the conductive contacts in adjacent rows are arranged in a staggered manner; and a staggered pitch between the conductive contacts in adjacent rows is less than a pitch between the data signal test leads of the display panel.
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公开(公告)号：US20220149122A1
公开(公告)日：2022-05-12
申请号：US17359452
申请日：2021-06-25
Inventor： Yuqun LU , Jie LI , Yang YU , Chuntong JIANG , Teng CHEN , Lingling WANG , Wenqiang WANG
Abstract: The present disclosure provides a display panel and preparing method thereof, and a display apparatus. In one or more embodiments, the display panel includes a substrate that includes an off-screen camera region including a plurality of opening regions, a flexible layer located at a side of the substrate, a backplate layer located at a side of the flexible layer away from the substrate and including a plurality of light-transmitting film layers, and a light-emitting device layer located at a side of the backplate layer away from the substrate and including a plurality of cathodes. An orthographic projection of the flexibly layer on the substrate is not overlapped with the opening regions. An orthographic project of at least one light-transmitting film layer on the substrate covers the opening regions. Orthographic projections of the cathodes on the substrate are not overlapped with the opening regions.
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