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公开(公告)号：US11417713B2
公开(公告)日：2022-08-16
申请号：US17170437
申请日：2021-02-08
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Lujiang Huangfu , Libin Liu , Yipeng Chen
Abstract: A substrate and a manufacturing method therefor, and an electronic device are provided. The substrate includes: a base substrate including a working region, and a non-working region outside of the working region, the non-working region including a peripheral circuit region near the working region and a non-circuit region away from the working region; a peripheral circuit in the peripheral circuit region; a common electrode lead in the non-working region; a common electrode; and a bridging conductive layer made of opaque conductive material in the non-working region and electrically connects the common electrode and the common electrode lead. An orthographic projection of the bridging conductive layer on the base substrate at least partially coincides with an orthographic projection of the peripheral circuit region on the base substrate, and bridging conductive layer is insulated from the peripheral circuit.
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公开(公告)号：US11380374B2
公开(公告)日：2022-07-05
申请号：US16767755
申请日：2019-07-02
Applicant: BOE Technology Group Co., Ltd.
Inventor： Guangliang Shang , Xinshe Yin , Qian Yang , Libin Liu , Shiming Shi , Dawei Wang
Abstract: Embodiments of the present disclosure disclose a shift register unit, a driving method thereof, and a device. The shift register unit includes an input circuit, a node control circuit, a first control output circuit, a second control output circuit and an output circuit. By providing the first control output circuit and the second control output circuit, the first control output circuit and the second control output circuit may operate alternately, so that the first control output circuit and the second control output circuit may have time for characteristics recovery respectively, thus improving the service life and output stability of the shift register unit.
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公开(公告)号：US11315990B2
公开(公告)日：2022-04-26
申请号：US16099530
申请日：2017-12-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Libin Liu , Xiaowei Xu
IPC: H01L27/32 , G09G3/3258 , G09G3/3266 , G09G3/3291
Abstract: The present application discloses a display panel comprising a substrate, a transistor layer on the substrate, and a pixel-defining layer on a side of the transistor layer distal to the substrate to divide the display panel into a plurality of subpixel regions. At least one subpixel region includes a display sub-region and a light-sensitive sub-region. The display panel further includes a plurality of organic light-emitting diodes formed on the transistor layer respectively on the plurality of subpixel regions. Additionally, the display panel includes a plurality of pixel circuits formed in the transistor layer respectively on the plurality of subpixel regions. Each pixel circuit includes at least a display-driving sub-circuit coupled to one organic light-emitting diode. At least one pixel circuit in the at least one subpixel region includes a light-sensing sub-circuit formed on the light-sensitive sub-region and coupled to the display-driving sub-circuit formed on the display sub-region.
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公开(公告)号：US20220077268A1
公开(公告)日：2022-03-10
申请号：US17417460
申请日：2020-11-19
Applicant: BOE Technology Group Co., Ltd.
IPC: H01L27/32
Abstract: The present disclosure provides a display substrate, a display panel including the display substrate, and an electronic device. The display substrate includes: a base substrate; a transistor on the base substrate, wherein the transistor includes a first gate layer; a signal line located on the base substrate and configured to transmit an electrical signal; and a conductive isolation portion located between the transistor and the signal line adjacent to the transistor in a direction parallel to the base substrate, wherein the conductive isolation portion is electrically connected with a DC source signal on the display substrate.
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25.发明授权公开(公告)号：US11233096B2
公开(公告)日：2022-01-25
申请号：US17108691
申请日：2020-12-01
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Lujiang Huangfu , Xiaodan Jin , Yinan Liang , Zhenzhen Li , Wenjing Tan , Libin Liu , Qian Yang , Hongli Wang
IPC: H01L27/32 , G02F1/1343 , G09G3/20
Abstract: A pixel arrangement structure, including a plurality of repeating units, wherein each of the plurality of repeating units includes one first sub-pixel, one second sub-pixel, and two third sub-pixels; in each of the plurality of repeating units, the two third sub-pixels are arranged in one of a first direction and a second direction, and the first sub-pixel and the second sub-pixel are arranged in the other one of the first direction and the second direction; the plurality of repeating units are arranged in the first direction to form a plurality of repeating unit groups, the plurality of repeating unit groups are arranged in the second direction; and the first direction and the second direction are different directions.
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Patent Agency Ranking
公开(公告)号：US11232734B2
公开(公告)日：2022-01-25
申请号：US16964465
申请日：2019-09-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Guangliang Shang , Can Zheng , Jiangnan Lu , Tian Dong , Libin Liu , Long Han , Shiming Shi , Dawei Wang
Abstract: A shift register unit, a driving method, a gate driving circuit and a display device are provided. The shift register unit includes a first gate driving output circuit and a second gate driving output circuit. The first gate driving output circuit is used to output a first gate driving signal through the first gate driving signal output terminal; the second gate driving output circuit is used to generate a second gate driving signal outputted simultaneously with the first gate driving signal based on the first gate driving signal, a first clock signal and a second clock signal. In the present disclosure, the second gate driving output circuit is added, the first gate driving signal, the first clock signal, and the second clock signal are used to generate an inverted second gate driving signal, so that positive and negative switching control signals are generated by one stage of shift register unit.
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公开(公告)号：US11217162B2
公开(公告)日：2022-01-04
申请号：US16762043
申请日：2019-12-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
IPC: G09G3/3233 , G11C19/28
Abstract: The present disclosure discloses a pixel driving circuit, a pixel circuit, a display panel and a display apparatus, wherein the pixel driving circuit is used for driving a light-emitting element to emit light, and includes: a plurality of switching transistors, wherein each of the switching transistors is an oxide thin film transistor.
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公开(公告)号：US11107413B2
公开(公告)日：2021-08-31
申请号：US17016668
申请日：2020-09-10
Applicant: BOE Technology Group Co., Ltd.
Inventor： Libin Liu
IPC: G09G3/32 , G09G3/30 , G09G3/3258 , G09G3/3275 , H01L27/32
Abstract: The present disclosure provides a display substrate and a method for manufacturing the same, and a display device. In the display substrate, the pixel circuit includes a second capacitor, a first electrode of the second capacitor is formed by a connection portion of active layers of a second compensation transistor and a first compensation transistor, a second electrode of the second capacitor is located on a side, facing a base, of the active layer of the first compensation transistor, and the second electrode of the second capacitor is electrically coupled to the power line adjacent thereto through a via hole. The second capacitor with a relative large capacitance is provided to stabilize a voltage at a location where the first compensation transistor and the second compensation transistor are coupled during a light emitting stage.
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公开(公告)号：US20210225965A1
公开(公告)日：2021-07-22
申请号：US16099530
申请日：2017-12-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Libin Liu , Xiaowei Xu
IPC: H01L27/32 , G09G3/3266 , G09G3/3291 , G09G3/3258
Abstract: The present application discloses a display panel comprising a substrate, a transistor layer on the substrate, and a pixel-defining layer on a side of the transistor layer distal to the substrate to divide the display panel into a plurality of subpixel regions. At least one subpixel region includes a display sub-region and a light-sensitive sub-region. The display panel further includes a plurality of organic light-emitting diodes formed on the transistor layer respectively on the plurality of subpixel regions. Additionally, the display panel includes a plurality of pixel circuits formed in the transistor layer respectively on the plurality of subpixel regions. Each pixel circuit includes at least a display-driving sub-circuit coupled to one organic light-emitting diode. At least one pixel circuit in the at least one subpixel region includes a light-sensing sub-circuit formed on the light-sensitive sub-region and coupled to the display-driving sub-circuit formed on the display sub-region.
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30.发明申请公开(公告)号：US20210217339A1
公开(公告)日：2021-07-15
申请号：US16652180
申请日：2019-10-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can Zheng , Libin Liu , Li Wang , Tian Dong , Guangliang Shang , Xinshe Yin
IPC: G09G3/00
Abstract: The present disclosure relates to a gate driving circuit applied to a foldable display panel comprising B display areas arranged in order. The gate driving circuit may include B gate driving subcircuits and a control circuit. Each of the gate driving subcircuits may correspond to one of the display areas and each of the gate driving subcircuits may comprise a plurality of stage gate driving units. The control circuit may be configured to, when the foldable display panel is in a full screen display state, control a type of an input signal in a last stage gate driving unit of a bth gate driving subcircuit to be the same as a type of an input signal in a first stage gate driving unit of a (b+1)th gate driving subcircuit, where B is an integer greater than 1 and b is a positive integer less than B.
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