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    Display Device
    12.
    发明申请
    Display Device 有权

    公开(公告)号：US20220350207A1

    公开(公告)日：2022-11-03

    申请号：US17434670

    申请日：2020-11-09

    Applicant: BOE Technology Group Co., Ltd.

    Inventor： Chunmiao Zhou ,  Kuanjun Peng ,  Tao Hong ,  Xin Gu ,  Kang Guo ,  Xue Dong

    IPC: G02F1/1343 ,  G02F1/1335 ,  H04N13/383

    Abstract: A display device is provided. The display device includes: a plurality of sub-pixels and a light splitting structure including a plurality of light splitting portions. Each of the plurality of sub-pixels includes a plurality of display units, the plurality of sub-pixels are arranged as a plurality of sub-pixel row groups, each of the plurality of sub-pixel row groups includes at least two rows of sub-pixels, a gap is provided between two adjacent sub-pixels in each row of sub-pixels, and two adjacent rows of sub-pixels in each sub pixel row groups are shifted from each other in a row direction so that a sub-pixel in one row and the gap between two adjacent sub-pixels in another row are shifted from each other; a ratio of a size of each light splitting portions along the row direction to a pitch of the sub-pixels is in a range from 0.9 to 1.1.

    Pixel circuit and method for driving the same, and display panel
    14.
    发明授权
    Pixel circuit and method for driving the same, and display panel 有权

    公开(公告)号：US11238803B2

    公开(公告)日：2022-02-01

    申请号：US17271776

    申请日：2020-07-22

    Applicant: BOE Technology Group Co., Ltd.

    Inventor： Weixing Liu ,  Tieshi Wang ,  Zhiqiang Xu ,  Shengnan Li ,  Wanpeng Teng ,  Chunfang Zhang ,  Xiaolong Li ,  Wei Qin ,  Kai Guo ,  Kuanjun Peng

    IPC: G09G3/3258 ,  H01L27/32 ,  H01L51/50

    Abstract: The present disclosure provides a pixel circuit and a method for driving the same, and a display panel. The pixel circuit includes a driving sub-circuit and a light-emitting control sub-circuit. The driving sub-circuit is configured to transmit a first power voltage at a first power signal terminal to a second node. The light-emitting control sub-circuit is configured to: transmit a voltage at the second node and a second power voltage at the second power signal terminal to the first electrode of the first light-emitting element and the second electrode of the first light-emitting element respectively in a first period, to the first electrode of the second light-emitting element and the second electrode of the second light-emitting element respectively in a second period, and to the first electrode of the third light-emitting element and the second electrode of the third light-emitting element respectively in a third period.

    PIXEL DRIVING CIRCUIT AND DRIVING METHOD THEREOF, DISPLAY PANEL AND DISPLAY DEVICE
    18.
    发明申请
    PIXEL DRIVING CIRCUIT AND DRIVING METHOD THEREOF, DISPLAY PANEL AND DISPLAY DEVICE 有权

    公开(公告)号：US20210142719A1

    公开(公告)日：2021-05-13

    申请号：US16835479

    申请日：2020-03-31

    Applicant: BOE Technology Group Co., Ltd.

    Inventor： Wei Qin ,  Xiaolong Li ,  Kuanjun Peng ,  Chunfang Zhang ,  Zhiqiang Xu ,  Yanan Niu

    IPC: G09G3/325 ,  G09G3/3258 ,  G09G3/3266 ,  G09G3/3291

    Abstract: Embodiments of the present disclosure provide a pixel driving circuit and a driving method thereof, a display panel and a display device. The pixel driving circuit includes: a driving sub-circuit, coupled to a scanning signal terminal, a data signal terminal, a light-emitting control signal terminal, a first voltage signal terminal, and a first terminal of a light-emitting element, and configured to be able to output a first voltage signal from the first voltage signal terminal to the light-emitting element under the control of a scanning signal from the scanning signal terminal, a data signal from the data signal terminal, and a light-emitting control signal from the light-emitting control signal terminal; and an electrostatic discharge sub-circuit, coupled to a second voltage signal terminal and the first terminal of the light-emitting element, and configured to be able to conduct static electricity to the second voltage signal terminal in response to the static electricity generated at the first terminal of the light-emitting element.

    Pixel driving circuit, driving method thereof and display device
    19.
    发明授权
    Pixel driving circuit, driving method thereof and display device 有权

    公开(公告)号：US10971069B2

    公开(公告)日：2021-04-06

    申请号：US16616234

    申请日：2019-04-18

    Applicant: BOE TECHNOLOGY GROUP CO., LTD.

    Inventor： Tieshi Wang ,  Kuanjun Peng ,  Wei Qin ,  Chengchung Yang ,  Xueling Gao ,  Xiaolong Li ,  Zhiqiang Xu ,  Yan Wei ,  Shengnan Li

    IPC: G09G3/3258

    Abstract: A pixel driving circuit, a driving method and a display device are provided. The pixel driving circuit includes a driving unit, a capacitor unit, a data write-in unit connected to a corresponding gate line, a corresponding data line and the driving unit, a power source control unit connected to a first light-emitting control end, a power source signal input end and the driving unit, and a first light-emitting control unit connected to a second light-emitting control end, the power source signal input end and the driving unit and configured to, within a predetermined time period of a light-emitting stage, control the power source signal input end to be electrically connected to the driving unit under the control of the second light-emitting control end, stop the operation of the driving unit, and enable the light-emitting unit not to emit light.

    Pixel circuit and method for driving the same, display substrate and method for driving the same, and display apparatus
    20.
    发明授权
    Pixel circuit and method for driving the same, display substrate and method for driving the same, and display apparatus 有权

    公开(公告)号：US10803806B2

    公开(公告)日：2020-10-13

    申请号：US16332783

    申请日：2018-04-10

    Applicant: BOE TECHNOLOGY GROUP CO., LTD.

    Inventor： Xueling Gao ,  Chengchung Yang ,  Kuanjun Peng ,  Wei Qin ,  Xiangxiang Zou ,  Yang Yang

    IPC: G09G3/3258 ,  G09G3/3233 ,  G09G3/3208

    Abstract: Pixel circuit and display substrate and driving methods, and display apparatus are provided. Pixel circuit includes: driving resetting sub-circuit to input voltage at first initial voltage terminal to gate of driving transistor in driving sub-circuit under control of first resetting signal terminal; writing compensation sub-circuit to input data voltage to driving sub-circuit and compensate driving sub-circuit under control of scanning signal terminal in writing compensation phase, and input reference voltage output at data voltage terminal to driving sub-circuit in blanking phase, so driving transistor in On-Bias state; light-emitting resetting sub-circuit to input voltage at first initial voltage terminal to light-emitting device to reset light-emitting device under control of scanning signal terminal; and light-emitting enabling sub-circuit to provide voltage at first power supply voltage terminal to driving sub-circuit and connect driving sub-circuit to light-emitting device under control of enabling signal terminal; and driving sub-circuit to provide driving current to light-emitting device.

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