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    Display device
    1.
    发明授权
    Display device 有权

    公开(公告)号：US11372500B2

    公开(公告)日：2022-06-28

    申请号：US17023455

    申请日：2020-09-17

    Applicant: Samsung Display Co., Ltd.

    Inventor： Sang Hyun Lim

    IPC: G06F3/041 ,  G06F3/044 ,  G09G3/3225 ,  G09G5/12 ,  H01L27/32

    Abstract: A display device according to an example embodiment includes a display portion displaying an image, and a sense portion that is disposed over one side of the display portion, and senses an external input, wherein the sense portion includes: at least one of first sense electrodes receiving a first sense signal that is changed in response to the external input, at least one of second sense electrodes that are disposed at a distance from the first sense electrodes, wherein the first sense electrodes are disposed between the second sense electrodes, and at least one of compensation electrode that are disposed spaced apart from and between the first sense electrodes, and to which a compensation signal is applied, wherein the compensation signal and the first sense signal are inverted in phase.

    TOUCH SENSOR AND DISPLAY DEVICE HAVING THE SAME
    2.
    发明申请
    TOUCH SENSOR AND DISPLAY DEVICE HAVING THE SAME 有权

    公开(公告)号：US20210357056A1

    公开(公告)日：2021-11-18

    申请号：US17134463

    申请日：2020-12-27

    Applicant: Samsung Display Co., Ltd.

    Inventor： Gwang Bum KO ,  Sang Hyun Lim

    IPC: G06F3/041 ,  G06F3/044

    Abstract: A touch sensor for a display device includes: a sensing area having a closed shape and including a plurality of sections, and a non-sensing area at least partially surrounding the sensing area; first touch electrodes disposed in the sensing area; and second touch electrodes disposed in the sensing area. The first touch electrodes include first groups of first sub-touch electrodes, and first sub-touch electrodes of at least some of the first groups are spaced at a first substantially equal distance from a center of the closed shape. The second touch electrodes include second groups of second sub-touch electrodes, and second sub-touch electrodes of at least some of the second groups are spaced at a second substantially equal distance from the center of the closed shape.

    Touch sensor and display device having the touch sensor
    4.
    发明授权
    Touch sensor and display device having the touch sensor 有权

    公开(公告)号：US10656742B2

    公开(公告)日：2020-05-19

    申请号：US15841214

    申请日：2017-12-13

    Applicant: Samsung Display Co., Ltd.

    Inventor： Do Ik Kim ,  Sang Hyun Lim ,  Ga Young Kim

    IPC: G06F3/041 ,  G06F3/044

    Abstract: A touch sensor including a substrate including an active area and a non-active area, a plurality of first electrodes extending in first direction on the active area, a plurality of second electrodes extending in a second direction crossing the first direction on the active area, a plurality of third electrodes including electrode portions disposed in the first electrodes, respectively, being separated from the first electrodes, and extending in the first direction on the active area, and a sensing circuit including a plurality of signal receivers receiving sensing signals from the first electrodes, respectively, in which each of the signal receivers includes first and second input terminals connected to a pair of first and third electrodes corresponding to each other, respectively, and outputs a signal corresponding to a voltage difference between the first and second input terminals.

    TOUCH SENSOR AND DISPLAY DEVICE HAVING THE TOUCH SENSOR
    5.
    发明申请
    TOUCH SENSOR AND DISPLAY DEVICE HAVING THE TOUCH SENSOR 审中-公开

    公开(公告)号：US20180224984A1

    公开(公告)日：2018-08-09

    申请号：US15841214

    申请日：2017-12-13

    Applicant: Samsung Display Co., Ltd.

    Inventor： Do Ik Kim ,  Sang Hyun Lim ,  Ga Young Kim

    IPC: G06F3/041 ,  G06F3/044

    CPC classification number: G06F3/0412 ,  G06F3/0418 ,  G06F3/044 ,  G06F2203/04103 ,  G06F2203/04111

    Abstract: A touch sensor including a substrate including an active area and a non-active area, a plurality of first electrodes extending in first direction on the active area, a plurality of second electrodes extending in a second direction crossing the first direction on the active area, a plurality of third electrodes including electrode portions disposed in the first electrodes, respectively, being separated from the first electrodes, and extending in the first direction on the active area, and a sensing circuit including a plurality of signal receivers receiving sensing signals from the first electrodes, respectively, in which each of the signal receivers includes first and second input terminals connected to a pair of first and third electrodes corresponding to each other, respectively, and outputs a signal corresponding to a voltage difference between the first and second input terminals.

    Touch sensing unit and display device including the same
    7.
    发明授权
    Touch sensing unit and display device including the same 有权

    公开(公告)号：US11797140B2

    公开(公告)日：2023-10-24

    申请号：US17681122

    申请日：2022-02-25

    Applicant: Samsung Display Co., Ltd.

    Inventor： Hyun Jee Jeon ,  Sang Hyun Lim

    IPC: G06F3/044 ,  H10K59/40 ,  H10K59/122

    CPC classification number: G06F3/0446 ,  G06F3/0448 ,  H10K59/122 ,  H10K59/40

    Abstract: Provided is a touch sensing unit comprises a first sensor group extending in a first direction and including a plurality of sensor electrodes; a second sensor group extending in the first direction and including the plurality of sensor electrodes; a first peripheral electrode electrically connected to the first sensor group; and a second peripheral electrode electrically connected to the second sensor group, wherein an area of the first sensor group is smaller than an area of the second sensor group in a plan view, and an area of the first peripheral electrode is greater than an area of the second peripheral electrode in the plan view.

    Touch sensor and display device including the same
    9.
    发明授权
    Touch sensor and display device including the same 有权

    公开(公告)号：US10732746B2

    公开(公告)日：2020-08-04

    申请号：US15978355

    申请日：2018-05-14

    Applicant: Samsung Display Co., Ltd.

    Inventor： Do Ik Kim ,  Ga Young Kim ,  Sang Hyun Lim ,  Young Sik Kim ,  Sang Chul Lee ,  Hwan Hee Jeong

    IPC: G06F3/041 ,  G06F3/047 ,  G06F3/044 ,  G09G3/3208 ,  H01L27/32

    Abstract: A touch sensor includes a first electrode, a second electrode, and a sensing channel. The first electrode includes first electrode cells arranged in a first direction, a first connection portion connecting the first electrode cells in the first direction and a first opening disposed in at least one of the first electrode cells. The second electrode includes an electrode portion disposed in the first opening. The electrode portion is disposed on a same layer as the first electrode cells and separated from the first electrode. The sensing channel includes a first terminal and a second terminal. The first terminal is connected to the first electrode. The second terminal is connected to the second electrode.

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