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    Flexible sensor
    1.
    发明授权
    Flexible sensor 有权

    公开(公告)号：US12268555B2

    公开(公告)日：2025-04-08

    申请号：US17416712

    申请日：2020-09-28

    Applicant: BOE Technology Group Co., Ltd.

    Inventor： Tingting Zhou ,  Kuanjun Peng ,  Fangzhen Zhang ,  Yanan Niu ,  Jintao Peng ,  Jing Niu ,  Shuang Sun ,  Lubin Shi ,  Jinyu Ren

    IPC: A61B8/00 ,  A61B8/08 ,  B06B1/02 ,  B06B1/06

    Abstract: Embodiments of the present disclosure provide a flexible sensor, including a flexible substrate; a plurality of ultrasonic detectors, on the flexible substrate; and a plurality of detection circuits, respectively corresponding to the ultrasonic detectors; wherein each of the detection circuits is between the flexible substrate and the corresponding ultrasonic detector, and configured to drive the ultrasonic detector to emit an ultrasonic wave, and detect a detection signal output by the ultrasonic detector after receiving the ultrasonic wave; each of the ultrasonic detectors includes: a first electrode coupled to the corresponding detection circuit, a second electrode on a side of the first electrode away from the flexible substrate, and a piezoelectric induction layer between the first electrode and the second electrode; a plurality of holes are provided in a region other than a region where the detection circuits are located.

    Pixel driving circuit and driving method therefor, and display panel
    4.
    发明授权
    Pixel driving circuit and driving method therefor, and display panel 有权

    公开(公告)号：US11024232B2

    公开(公告)日：2021-06-01

    申请号：US16769420

    申请日：2019-11-11

    Applicant: BOE TECHNOLOGY GROUP CO., LTD.

    Inventor： Xueling Gao ,  Kuanjun Peng ,  Wei Qin ,  Zhiqiang Xu ,  Tieshi Wang ,  Xiaolong Li ,  Jintao Peng

    IPC: G09G3/3258 ,  G09G3/3275

    Abstract: A pixel driving circuit and a driving method thereof, and a display panel are provided. The pixel driving circuit includes a driving sub-circuit, a reset sub-circuit, a light-emitting control sub-circuit, and a first compensation sub-circuit, the reset sub-circuit, the light-emitting control sub-circuit, and the first compensation sub-circuit are configured to, in an initialization phase, under control of a first driving signal and a second driving signal, provide the first power supply voltage provided by the first power supply input terminal to the control terminal of the driving sub-circuit; the first terminal of the driving sub-circuit is connected to the second power supply input terminal to receive the second power supply voltage; and the first power supply voltage and the second power supply voltage are configured to cause the driving sub-circuit to be in an on-bias state in the initialization phase.

    Pixel circuit, driving method and display device
    5.
    发明授权
    Pixel circuit, driving method and display device 有权

    公开(公告)号：US12293715B2

    公开(公告)日：2025-05-06

    申请号：US18247634

    申请日：2022-06-24

    Applicant: BOE TECHNOLOGY GROUP CO., LTD.

    Inventor： Weixing Liu ,  Zhiqiang Xu ,  Jintao Peng ,  Chunfang Zhang ,  Wanpeng Teng ,  Kai Guo ,  Jiao Li

    IPC: G09G3/3233 ,  G09G3/20

    Abstract: A pixel circuit includes a light emitting element, a first energy storage circuit, a first driving circuit, a second driving circuit, a first driving control circuit, a second driving control circuit, a second energy storage circuit and a first control data voltage writing-in circuit; the first control data voltage writing-in circuit controls to write a first control data voltage into the third node under the control of a first writing-in control signal; both the first terminal of the first driving circuit and the first terminal of the second driving circuit are electrically connected to a power supply voltage terminal, the first driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof, and the second driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof.

    Display panel, display device and virtual reality device
    10.
    发明授权
    Display panel, display device and virtual reality device 有权

    公开(公告)号：US12199105B2

    公开(公告)日：2025-01-14

    申请号：US18021902

    申请日：2022-05-24

    Applicant: BOE Technology Group Co., Ltd.

    Inventor： Zhiqiang Xu ,  Weixing Liu ,  Chunfang Zhang ,  Wanpeng Teng ,  Jintao Peng ,  Kai Guo ,  Meirong Lu

    IPC: G02F1/1343 ,  G02F1/133 ,  G02F1/13357 ,  G02F1/1362 ,  G02F1/1368 ,  H01L27/12

    Abstract: The embodiment of the present disclosure provides a display panel, which includes an array substrate, a counter substrate and a spacer. The array substrate includes a base substrate and a plurality of signal lines on the base substrate. The plurality of signal lines include a plurality of first signal lines and a plurality of second signal lines. The plurality of first signal lines and the plurality of second signal lines intersect each other to define a plurality of first regions. The plurality of first regions include a plurality of first pixel regions, at least one second pixel region and at least one redundant region. The first signal line extends along a first direction, the second signal line includes a body portion extending along a second direction, at least one second signal line further includes a bending portion connected to the body portion.

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