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公开(公告)号：US11950456B2
公开(公告)日：2024-04-02
申请号：US17437936
申请日：2020-10-27
Inventor： Yipeng Chen , Ling Shi , Wenqiang Li , Shuai Xie , Yang Yu
IPC: H10K59/121 , H10K59/131
CPC classification number: H10K59/1213 , H10K59/131
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：US11776481B2
公开(公告)日：2023-10-03
申请号：US17433107
申请日：2020-04-30
Inventor： Wenqiang Li , Ke Liu , Ling Shi
IPC: G09G3/3266 , G11C19/28
CPC classification number: G09G3/3266 , G11C19/28 , G09G2300/0426 , G09G2310/0286
Abstract: A display substrate and a manufacture method, and a display device are provided. The display substrate includes a shift register unit, a first clock signal line, and a second clock signal line. The shift register unit includes an input circuit, an output circuit, a first control circuit, a second control circuit, and a voltage stabilizing circuit. A first electrode of the first noise reduction transistor of the second control circuit and a first electrode of the voltage stabilizing transistor of the voltage stabilizing circuit are in a first source-drain electrode layer, which includes a first transfer electrode, which includes a first portion and a second portion, the first portion is connected to the first electrode of the first noise reduction transistor and the first electrode of the voltage stabilizing transistor, and the second portion is connected to the gate electrode of the first control transistor of the first control circuit.
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公开(公告)号：US11737310B2
公开(公告)日：2023-08-22
申请号：US16909405
申请日：2020-06-23
Inventor： Yuanzheng Guo , Wenqiang Li
IPC: G06F3/041 , H10K50/844 , H10K59/40 , H10K59/131 , H10K71/00 , H10K59/12 , H10K102/00
CPC classification number: H10K50/844 , G06F3/0412 , H10K59/131 , H10K59/40 , H10K71/00 , H10K59/1201 , H10K2102/311
Abstract: Embodiments of the present disclosure provide a flexible display module, a method for manufacturing the flexible display module, and a flexible display device, which relate to the field of display technology and can simplify the manufacturing process of the flexible display module. The flexible display module includes: a flexible display panel, and a first transparent conductive layer disposed on the light exit side of the flexible display panel. The flexible display panel includes a main display region, a bending region, and a driving circuit region. The main display region includes a pixel array layer. The first transparent conductive layer includes a first touch electrode located in the main display region, a driving circuit located in the driving circuit region, a first touch electrode lead electrically connected to the first touch electrode and the driving circuit, respectively, and a wiring electrically connecting the pixel array layer and the driving circuit.
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公开(公告)号：US20210264846A1
公开(公告)日：2021-08-26
申请号：US17180961
申请日：2021-02-22
Inventor： Ke LIU , Ling Shi , Bingqiang Gui , Wenqiang Li
IPC: G09G3/20 , G09G3/3258 , G09G3/3291 , G09G3/3266
Abstract: The present application discloses a pixel circuit, a method for driving the same, and a display panel. The pixel circuit includes a pixel driving circuit and an ultrasonic line recognition circuit; the pixel driving circuit and the ultrasonic line recognition circuit are coupled to a same power supply terminal, a same first control signal terminal and a same scanning signal terminal; and the ultrasonic line recognition circuit is coupled to an ultrasonic device, and the pixel driving circuit is coupled to a data signal terminal and a light emitting device.
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公开(公告)号：US12302709B2
公开(公告)日：2025-05-13
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
IPC: H10K59/122 , H10K50/844 , H10K59/12 , H10K59/35 , H10K71/00 , H10K77/10 , H10K102/00
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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Patent Agency Ranking
公开(公告)号：US12243970B2
公开(公告)日：2025-03-04
申请号：US17628425
申请日：2021-02-03
Applicant: BOE Technology Group Co., Ltd.
Inventor： Long Han , Pinfan Wang , Fangxu Cao , Wenqiang Li , Libin Liu
IPC: H01L27/12 , H01L27/15 , H01L29/786 , H01L33/62
Abstract: A display substrate and a display device. The display substrate includes: a plurality of pixel islands, a first opening, a second opening and a first passage region. Each pixel island includes at least one pixel, each pixel includes a plurality of first driving lines, the first passage region is provided with a plurality of first connection lines, each of the plurality of pixel islands further includes a plurality of transfer lines, and the plurality of transfer lines are arranged in different layers from the plurality of first driving lines and cross each other to form a plurality of overlapping regions; the plurality of transfer lines are electrically connected with the plurality of first driving lines through via holes located in part of the overlapping regions, and the transfer lines in two adjacent pixel islands are respectively connected with the plurality of first connection lines in the first passage region.
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公开(公告)号：US12096655B2
公开(公告)日：2024-09-17
申请号：US17310405
申请日：2020-09-30
Inventor： Bingqiang Gui , Yang Yu , Peng Huang , Tao Gao , Wenqiang Li , Ke Liu
IPC: H10K59/121 , H10K50/86 , H10K59/12
CPC classification number: H10K59/1213 , H10K50/865 , H10K59/1216 , H10K59/1201
Abstract: A display substrate, a display panel, and a display device are provided. The display substrate includes: a base substrate; and a first transistor on the base substrate. The first transistor includes a first active layer, a first bottom gate electrode between the base substrate and the first active layer, and a first top gate electrode on a side of the first active layer away from the base substrate. A third gate insulating layer is provided between the first bottom gate electrode and the first active layer. The first active layer contains an oxide semiconductor material, and the third gate insulating layer contains a silicon oxide material. A surface of the first bottom gate electrode away from the base substrate is in direct contact with the silicon oxide material, and a surface of the first active layer close to the base substrate is in direct contact with the silicon oxide material.
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公开(公告)号：US11665940B2
公开(公告)日：2023-05-30
申请号：US17235959
申请日：2021-04-21
Inventor： Weifeng Zhou , Jiafan Shi , Liqiang Chen , Wenqiang Li
CPC classification number: H01L27/3276 , H01L51/0097 , H01L51/56
Abstract: Provided are a display substrate, a preparation method thereof, a method for bonding a display panel, and a display apparatus. The display substrate includes a display region and a bezel region, the display region includes multiple corner regions and the corner regions include a corner display region and a blank corner cutting region which are alternately disposed. The corner display region includes a composite wiring layer disposed on a base substrate, a drive structure layer disposed on the composite wiring layer and light-emitting elements disposed on the drive structure layer. The composite wiring layer includes a first wiring layer, a second wiring layer and a first insulating layer disposed between the first wiring layer and the second wiring layer. The drive structure layer includes a pixel drive circuit and multiple connection electrodes. The first wiring layer includes a gate line, and the second wiring layer includes a data line.
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公开(公告)号：US20220320212A1
公开(公告)日：2022-10-06
申请号：US17310405
申请日：2020-09-30
Inventor： Bingqiang Gui , Yang Yu , Peng Huang , Tao Gao , Wenqiang Li , Ke Liu
Abstract: A display substrate, a display panel, and a display device are provided. The display substrate includes: a base substrate; and a first transistor on the base substrate. The first transistor includes a first active layer, a first bottom gate electrode between the base substrate and the first active layer, and a first top gate electrode on a side of the first active layer away from the base substrate. A third gate insulating layer is provided between the first bottom gate electrode and the first active layer. The first active layer contains an oxide semiconductor material, and the third gate insulating layer contains a silicon oxide material. A surface of the first bottom gate electrode away from the base substrate is in direct contact with the silicon oxide material, and a surface of the first active layer close to the base substrate is in direct contact with the silicon oxide material.
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公开(公告)号：US20240414944A1
公开(公告)日：2024-12-12
申请号：US18810259
申请日：2024-08-20
Inventor： Bingqiang Gui , Yang Yu , Peng Huang , Tao Gao , Wenqiang Li , Ke Liu
IPC: H10K59/121 , H10K50/86 , H10K59/12
Abstract: A display substrate is provided, including: a base substrate, and a first semiconductor layer, a first conductive layer, a second semiconductor layer and a fourth conductive layer sequentially arranged on the base substrate. The display substrate includes first and third transistors. The first transistor includes a first active layer in the second semiconductor layer, and first bottom and top gate electrodes respectively on opposite sides of the first active layer. The third transistor includes a third active layer in the first semiconductor layer and a third gate electrode, the third active layer containing a polysilicon semiconductor material. The fourth conductive layer is on a side of the first top gate electrode away from the base substrate, and includes second and third conductive components. The first transistor is electrically connected to the third gate electrode of the third transistor through the second and third conductive components.
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