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    Display device capable of inspecting misalignment of layers
    1.
    发明授权
    Display device capable of inspecting misalignment of layers 有权

    公开(公告)号：US11922841B2

    公开(公告)日：2024-03-05

    申请号：US17950174

    申请日：2022-09-22

    Applicant: Samsung Display Co., Ltd.

    Inventor： Yoon Ho Kim ,  Jong Woo Park ,  June Hwan Kim ,  Ki Ju Im ,  Young Tae Choi ,  Hyuncheol Hwang

    IPC: G09G3/00 ,  H01L27/12

    CPC classification number: G09G3/006 ,  H01L27/124 ,  G09G2300/0426 ,  G09G2330/12

    Abstract: The present disclosure relates to a display device, and the display device according to an embodiment includes: a substrate including a display area and a peripheral area; a plurality of light-emitting elements positioned in a display area; a plurality of pixel circuits connected to a plurality of light-emitting elements, respectively; a sensor positioned on the peripheral area of the substrate; a leakage current detecting circuit connected to the sensor; and a light emitting wiring connected to the leakage current detecting circuit and connected to at least one of the plurality of light-emitting elements, wherein the sensor includes a first sensor and the first sensor includes a first sensing transistor, and a first conductive pattern spaced apart from the channel of the first sensing transistor, and the first conductive pattern is positioned in the same layer as at least one of a plurality of layers configuring the transistor.

    DISPLAY PANEL
    2.
    发明申请
    DISPLAY PANEL 审中-公开

    公开(公告)号：US20200313101A1

    公开(公告)日：2020-10-01

    申请号：US16718956

    申请日：2019-12-18

    Applicant: Samsung Display Co., Ltd.

    Inventor： Younjae Jung ,  Jongwoo Park ,  Taeyoung Kim ,  Hyojung Kim ,  Kiju Im ,  Hyuncheol Hwang

    IPC: H01L51/00 ,  H01L51/52 ,  H01L27/32

    Abstract: A display panel includes: a plurality of display elements arranged in a display area around an opening, each of the display elements including a pixel electrode, an emission layer above the pixel electrode, and an opposite electrode above the emission layer; and a groove between the opening and the display area, wherein the groove includes a first recessed portion having a first width in a first layer, and a second recessed portion in a second layer on the first layer and having a second width greater than the first width, and a side surface of the groove includes steps.

    DISPLAY DEVICE
    5.
    发明申请
    DISPLAY DEVICE 有权

    公开(公告)号：US20230085460A1

    公开(公告)日：2023-03-16

    申请号：US17703176

    申请日：2022-03-24

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Kiju Im ,  Jongwoo Park ,  Hyeokjae Kwon ,  Yoonho Kim ,  Jongyeob Kim ,  Junehwan Kim ,  Taeyoung Kim ,  Hyuncheol Hwang

    IPC: H01L27/32 ,  H01L51/52

    Abstract: A display device includes a display panel and a metal plate disposed under the display panel, where the metal plate includes a first area and a second area which is adjacent to the first area, and a plurality of through holes is defined through the metal plate. The plurality of through holes includes a first through hole and a second through hole, which are spaced apart from each other at a first interval in the first area, and a third through hole and a fourth through hole, which are spaced apart from each other at a second interval in the second area, and the first interval is different from the second interval.

    DISPLAY DEVICE
    7.
    发明申请
    DISPLAY DEVICE 有权

    公开(公告)号：US20210335926A1

    公开(公告)日：2021-10-28

    申请号：US17140660

    申请日：2021-01-04

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Junehwan Kim ,  Taeyoung Kim ,  Jongwoo Park ,  Kiju Im ,  Hyuncheol Hwang

    IPC: H01L27/32

    Abstract: A display device having a thin-film transistor with increased mobility of electrons or holes includes a first semiconductor layer arranged on a substrate and including a first channel region, a first source region, and a first drain region; a first stressor arranged between the substrate and the first semiconductor layer and which overlaps the first source region in a plan view; a second stressor arranged between the substrate and the first semiconductor layer and which overlaps the first drain region in the plan view, where the second stressor is spaced apart from the first stressor; a gate insulating layer arranged on the first semiconductor layer; and a first gate electrode arranged on the gate insulating layer and which overlaps the first semiconductor layer in the plan view.

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