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公开(公告)号：US20230028984A1
公开(公告)日：2023-01-26
申请号：US17772951
申请日：2021-06-24
Applicant: BOE Technology Group Co., Ltd.
Inventor： Liang CHEN , Haoliang ZHENG , Hao CHEN , Minghua XUAN , Dongni LIU , Jiao ZHAO , Qi QI , Li XIAO
Abstract: A chip structure, a manufacturing method thereof, and a display device are provided. The chip structure comprises a substrate, a micro light-emitting diode and a drive transistor arranged on the substrate, wherein a first pole of the drive transistor is coupled to a first electrode of the micro light-emitting diode.
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公开(公告)号：US20220351683A1
公开(公告)日：2022-11-03
申请号：US17620398
申请日：2020-11-03
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li XIAO , Haoliang ZHENG , Hao CHEN , Minghua XUAN , Dongni LIU , Seungwoo HAN , Liang CHEN , Jiao ZHAO , Xue DONG
IPC: G09G3/3258 , G09G3/3291
Abstract: A pixel circuit includes a driving circuit, a first control circuit and a second control circuit. The driving circuit is configured to receive a data signal in response to a scan signal, and generate, in response to a first enable signal, a driving signal according to a first voltage and the data signal. The first control circuit is configured to: receive a first input signal in response to a first control signal, and transmit a third input signal in response to the first input signal; and receive a second input signal in response to a second control signal, and transmit a second enable signal in response to the second input signal. The second control circuit is configured to transmit the driving signal to an element to be driven in response to one of the third input signal and the second enable signal.
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公开(公告)号：US20220293038A1
公开(公告)日：2022-09-15
申请号：US17530101
申请日：2021-11-18
Applicant: BOE Technology Group Co., Ltd.
Inventor： Jiao ZHAO , Seungwoo HAN , Haoliang ZHENG , Minghua XUAN , Li XIAO , Dongni LIU , Liang CHEN , Hao CHEN
IPC: G09G3/32
Abstract: The present application provides a pixel circuit, a pixel driving method and a display device. The pixel circuit is to be coupled to a to-be-driven element. The pixel circuit includes a first energy storage circuit, a driving circuit, a light-emitting control circuit, a data writing circuit, and a compensation control circuit. The compensation control circuit is configured to, under control of a third control signal, control conduction between the first node and the first terminal of the driving circuit, and control conduction between the second node and the second terminal of the driving circuit.
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14.发明申请公开(公告)号：US20220246812A1
公开(公告)日：2022-08-04
申请号：US17522282
申请日：2021-11-09
Applicant: BOE Technology Group Co., Ltd.
Inventor： Jiao ZHAO , Haoliang ZHENG , Li XIAO , Dongni LIU , Liang CHEN , Hao CHEN , Minghua XUAN
Abstract: The present disclosure discloses a light-emitting substrate, a method for forming the light-emitting substrate and a display device. The light-emitting substrate includes: a base substrate; a first signal line located at one side of the base substrate; an insulation layer located at one side of the first signal line away from the base substrate; an electrode layer located at one side of the insulation layer away from the base substrate and including a first electrode terminal, a second electrode terminal and a second signal line, where the first electrode terminal is electrically connected to the first signal line via a first through hole penetrating the insulation layer; and at least one light-emitting element bound and connected to the first electrode terminal and the second electrode terminal.
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公开(公告)号：US20220101779A1
公开(公告)日：2022-03-31
申请号：US17408967
申请日：2021-08-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Dongni LIU , Minghua XUAN , Haoliang ZHENG , Li XIAO , Seungwoo HAN , Liang CHEN , Hao CHEN , Jiao ZHAO
IPC: G09G3/32
Abstract: A light-emitting driving circuit includes a driving sub-circuit, a control sub-circuit, a data writing sub-circuit and a compensation sub-circuit. The control sub-circuit is configured to initialize voltages of a first node and a control terminal of the driving sub-circuit in response to a second scan signal. The data writing sub-circuit is configured to write a data signal into a first terminal of the driving sub-circuit in response to a first scan signal. The driving sub-circuit is configured to output, from a second terminal of the driving sub-circuit, the data signal and a compensation signal. The compensation sub-circuit is configured to transmit the data signal and the compensation signal to the first node in response to the first scan signal, and adjust the voltage of the control terminal according to the data signal, the compensation signal, the initialized voltages of the first node and the control terminal.
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Patent Agency Ranking
公开(公告)号：US20210375702A1
公开(公告)日：2021-12-02
申请号：US17253960
申请日：2019-11-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li XIAO , Dongni LIU , Minghua XUAN , Jiao ZHAO , Haoliang ZHENG , Zhenyu ZHANG , Liang CHEN , Hao CHEN , Jing LIU , Qi QI
Abstract: The present application provides a method for detecting a broken fanout wire of a display substrate, and a display substrate, and belongs to the field of display technology. In the method for detecting a broken fanout wire, the display substrate includes a base substrate having first and second surfaces opposite to each other, and a plurality of connection structures disposed at intervals on the first surface; and each connection structure includes first and second pads and a fanout wire electrically connecting the first pad to the second pad. The method for detecting a broken fanout wire includes: forming at least one detection unit, which includes: connecting at least two connection structures in series through a connecting part; and measuring a head and an end of the detection unit to obtain resistance of the detection unit, and determining whether there is a broken fanout wire in the detection unit.
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17.发明申请公开(公告)号：US20210057659A1
公开(公告)日：2021-02-25
申请号：US16834150
申请日：2020-03-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zhongyuan SUN , Jinxiang XUE , Hao CHEN
IPC: H01L51/00 , H01L27/32 , H01L51/56 , G09G3/3258
Abstract: The present disclosure provides an array substrate, a stretchable display device, and a method for manufacturing an array substrate. The array substrate includes: a display area; a circuit area configured to provide an electrical signal to the display area; and a protection area including a plurality of island-shaped protection blocks, a plurality of first connection bridges and a plurality of second connection bridges, wherein each of the plurality of first connection bridges is configured to connect two adjacent island-shaped protection blocks of the plurality of island-shaped protection blocks, and the plurality of second connection bridges are configured to connect the protection area and the circuit area, and wherein the plurality of first connection bridges include a first flexible substrate, and the plurality of second connection bridges include a second flexible substrate.
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18.发明申请公开(公告)号：US20200035184A1
公开(公告)日：2020-01-30
申请号：US16460245
申请日：2019-07-02
Inventor： Bin LUO , Hao CHEN , Jincheng JIA , Yunfei LIU , Wei ZHANG
IPC: G09G3/36
Abstract: A gate driving unit circuit pair and a driving method thereof, a gate driving circuit and a display device are provided. The gate driving unit circuit pair includes two gate driving unit circuits, each of which includes a first output sub-circuit, a second output sub-circuit, and a coupling and isolation sub-circuit. The coupling and isolation sub-circuit is configured to: if the first output sub-circuit outputs signal, isolate the signal of the first output terminal from the signal of the second output terminal; or else, couple the signal of the first output terminal to the second output terminal.
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公开(公告)号：US20240395197A1
公开(公告)日：2024-11-28
申请号：US17772029
申请日：2021-06-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Seungwoo HAN , Haoliang ZHENG , Li XIAO , Dongni LIU , Liang CHEN , Hao CHEN , Jiao ZHAO , Minghua XUAN
IPC: G09G3/3233 , G09G3/20
Abstract: A pixel circuit includes a first driving circuit, a first control circuit, a second driving circuit and a second control circuit. The first driving circuit is configured to write a first data signal into a first node in response to a scanning signal. The first control circuit is configured to transmit a first voltage signal to the first driving circuit, and transmit a first driving signal generated by the first driving circuit according to a voltage of the first node and the first voltage signal in response to an enable signal. The second driving circuit is configured to write a second data signal into a second node in response to the scanning signal. The second control circuit is configured to transmit a second driving signal generated by the second driving circuit according to a voltage of the second node and the first voltage signal in response to a control signal.
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公开(公告)号：US20240321186A1
公开(公告)日：2024-09-26
申请号：US18680595
申请日：2024-05-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jiao ZHAO , Li XIAO , Minghua XUAN , Haoliang ZHENG , Dongni LIU , Jing LIU , Qi QI , Zhenyu ZHANG , Liang CHEN , Hao CHEN , Lijun YUAN
CPC classification number: G09G3/32 , G11C19/28 , H01L25/0753 , H01L27/0296 , H01L27/124 , H01L33/62 , G09G2300/026 , G09G2310/0286 , G09G2330/04
Abstract: An array substrate has a display area and includes at least one pixel group, at least one pixel circuit group and at least one shift register circuit. The at least one pixel group is disposed in the display area. Each pixel group includes a plurality of pixels arranged in an array. Each pixel circuit group is disposed between two adjacent rows of pixels or two adjacent columns of pixels in a corresponding pixel group. Each pixel circuit group includes at least one pixel driving sub-circuit group. A shift register circuit is disposed between two rows of pixels or two columns of pixels that are different from two rows of pixels or two columns of pixels between which a pixel driving sub-circuit group is disposed.
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