LIGHT EMITTING CONTROL CIRCUIT, DRIVING METHOD THEREOF, ARRAY SUBSTRATE AND DISPLAY DEVICE

    公开(公告)号:US20210097908A1

    公开(公告)日:2021-04-01

    申请号:US16942218

    申请日:2020-07-29

    Abstract: The present disclosure provides a light emitting control circuit, an array substrate and a display device, and a driving method of the light emitting control circuit. The light emitting control circuit includes: a light emitting device; a driving circuit including a driving switch device configured to drive the light emitting device to emit light when the driving switch device is turned on; a detection circuit, configured to detect whether the light emitting device is short-circuited in the detection stage of the light emitting control circuit; if the light emitting device is short-circuited, the driving switch device is turned off in the light emitting stage of the light emitting control circuit; if the light emitting device is not short-circuited, the driving switch device is turned on in the light emitting stage of the light emitting control circuit.

    PIXEL DRIVING CIRCUIT, DRIVING METHOD THEREOF AND DISPLAY DEVICE

    公开(公告)号:US20200090591A1

    公开(公告)日:2020-03-19

    申请号:US16616234

    申请日:2019-04-18

    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, DRIVING METHOD THEREOF AND DISPLAY PANEL

    公开(公告)号:US20210272520A1

    公开(公告)日:2021-09-02

    申请号:US17252343

    申请日:2020-04-07

    Abstract: There is a pixel circuit including: a light emitting module a light emitting driving module which drives the light emitting module to emit light; a fingerprint identification module which performs fingerprint identification. The light emitting driving module includes a first data input terminal, a first data input control terminal and a light emitting control terminal; the fingerprint identification module includes an identification signal output terminal, an identification signal output control terminal and an identification driving control terminal, the identification signal output control terminal is electrically coupled to the light emitting control terminal, the identification driving control terminal is electrically coupled to the first data input control terminal, the identification signal output terminal outputs an identification signal under control of signals received by the identification driving control terminal and the identification signal output control terminal. A driving method of the pixel circuit and a display panel are further provided.

    METHOD FOR DRIVING SILICON-BASED DRIVING BACK PLATE AND DISPLAY APPARATUS

    公开(公告)号:US20210166607A1

    公开(公告)日:2021-06-03

    申请号:US16944973

    申请日:2020-07-31

    Abstract: Disclosed are a method for driving a silicon-based driving back plate and a display apparatus. The method includes: acquiring a watch position of a user on the silicon-based driving back plate within one frame time; determining a watch region of the user on the silicon-based driving back plate according to the watch position; and controlling a sum of an analog modulation bit for analog scanning charging and a digital modulation bit for digital scanning charging performed on each row of pixels in the watch region to be greater than a sum of an analog modulation bit for analog scanning charging and a digital modulation bit for digital scanning charging performed on each row of pixels in a non-watch region.

    PIXEL DRIVING CIRCUIT, PIXEL DRIVING METHOD AND DISPLAY DEVICE

    公开(公告)号:US20210074214A1

    公开(公告)日:2021-03-11

    申请号:US16767053

    申请日:2019-12-18

    Abstract: A pixel driving circuit, a pixel driving method and a display device are provided. The pixel driving circuit includes a driving circuit, an initialization circuit and a compensation control circuit. The compensation control circuit is configured to control a control end of the driving circuit to be electrically connected to a second end of the driving circuit under the control of a compensation control line. The initialization circuit is configured to write an initial voltage into the second end of the driving circuit under the control of an initialization control line.

    DISPLAY PANEL AND METHOD FOR MANUFACTURING THE SAME, AND DISPLAY DEVICE

    公开(公告)号:US20210020709A1

    公开(公告)日:2021-01-21

    申请号:US16629558

    申请日:2018-12-19

    Abstract: The present disclosure provides a display panel and a method for manufacturing the same, and a display device. The display panel includes: a substrate; a pixel unit array disposed on one side of the substrate, wherein the pixel unit array comprises a plurality of pixel units, at least one of the plurality of pixel units comprising an anode layer, a cathode layer, and a light emitting layer located between the anode layer and the cathode layer, the cathode layer defining an opening configured to transmit a light emitted from the light emitting layer; and at least one sensor disposed on one side of the pixel unit array away from the substrate and configured to detect a light transmitted through the opening.

    STRUCTURED LIGHT GENERATOR
    10.
    发明申请

    公开(公告)号:US20200233124A1

    公开(公告)日:2020-07-23

    申请号:US16527751

    申请日:2019-07-31

    Abstract: The present disclosure provides a structured light generator. The structured light generator includes a transparent substrate, a plurality of transflective structure layers disposed on one side of the transparent substrate and mutually laminated and parallel, wherein distances between any two adjacent transflective structure layers are equal and 0.1λ to 10λ, λ being a wavelength of incident light, and a transparent filling layer disposed between any two adjacent transflective structure layers.

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