Inspection device and inspection method for array substrate

    公开(公告)号:US10885821B2

    公开(公告)日:2021-01-05

    申请号:US16399859

    申请日:2019-04-30

    Abstract: An inspection device includes: a driving circuit, configured to input display data of an image to a pixel electrode of the array substrate; a light-emitting device comprising a first electrode, a second electrode, and a plurality of light-emitting units arranged between the first electrode and the second electrode, and the plurality of light-emitting units is capable of emitting light under the effect of an electric field between the first electrode and the second electrode; a test circuit, configured to electrically connect the first electrode of the light-emitting device to the pixel electrode of the array substrate, and input a first electrical signal to the second electrode of the light-emitting device, to generate the electric field; and a processing circuit, configured to acquire optical information of the light emitted by the light-emitting device, and determine whether there is an electrical defect in the array substrate according to the optical information.

    Shift register circuit, gate driving circuit and method for driving the same, and display apparatus

    公开(公告)号:US10825413B2

    公开(公告)日:2020-11-03

    申请号:US16523215

    申请日:2019-07-26

    Abstract: A shift register circuit, a gate driving circuit and a method for driving the same, and a display apparatus are disclosed. The shift register circuit includes: an input circuit configured to receive an input signal and output the input signal to a pull-up node; an output circuit configured to receive a clock signal and provide an output signal at a signal output terminal based on the clock signal under control of a level at the pull-up node; a pull-down circuit configured to pull down a level at the signal output terminal under control of a level at a pull-down node; and at least one of a feedback circuit or a pull-down control circuit, wherein the feedback circuit is electrically coupled to the pull-up node, and is configured to output a first feedback signal based on the level at the pull-up node; and the pull-down control circuit is electrically coupled to the pull-up node and the pull-down node, and is configured to receive a second feedback signal and control the level at the pull-down node under control of the level at the pull-up node and the second feedback signal.

    LIGHT-EMITTING ELEMENT ENCAPSULATION STRUCTURE, METHOD FOR FABRICATING THE SAME, AND DISPLAY PANEL

    公开(公告)号:US20200343486A1

    公开(公告)日:2020-10-29

    申请号:US16465698

    申请日:2018-11-22

    Abstract: Disclosed are a light-emitting element encapsulation structure, a method for fabricating the same, and a display panel, and the light-emitting element encapsulation structure includes: a first substrate; a second substrate arranged opposite to the first substrate; a light-emitting element located on the side of the second substrate facing the first substrate; an encapsulation layer made of a water-absorbent material, and filled in edge areas of the first substrate and the second substrate, wherein a hermetic space is defined by the encapsulation layer, the first substrate, and the second substrate, and the light-emitting element is located in the hermetic space; and a filler; the hermetic space is full of the filler except for an area occupied by the light-emitting element.

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