公开(公告)号：US11314369B2

公开(公告)日：2022-04-26

申请号：US16851100

申请日：2020-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Cheol Kim ,  Gyeong Nam Bang ,  Hwan Hee Jeong

IPC: G06F3/045

Abstract: A display device including a display member including a substrate having an active area and a non-active area, and light-emitting elements disposed on the substrate, the non-active area including a bending region, and a touch member disposed on the display member and having a main touch area, in which the touch member includes touch electrodes disposed in the main touch area and touch lines connected to the touch electrodes, the main touch area corresponding to the active area and a portion of the touch lines corresponding to the non-active area, the touch lines include a first touch line part disposed on an upper side of the bending region, and a second touch line part disposed on a lower side of the bending region, and a number of conductive layers forming the first touch line part is greater than a number of conductive layers forming the second touch line part.

公开(公告)号：US10802626B2

公开(公告)日：2020-10-13

申请号：US16190973

申请日：2018-11-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hwan Hee Jeong ,  Ki Cheol Kim

IPC: G06F3/041 ,  G06F1/3234 ,  G06F3/047

Abstract: A display device includes a first region including a display area. A second region of the display device includes a pad unit. A bending region is disposed between the first region and the second region. A plurality of signal wirings extends from the second region to the first region and crosses through the bending region. The plurality of signal wirings includes a plurality of touch signal wirings and a first power supply wiring. The plurality of touch signal wirings at least partially overlaps the first power supply wiring in the first region.

公开(公告)号：US10564766B2

公开(公告)日：2020-02-18

申请号：US15702381

申请日：2017-09-12

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Cheol Kim ,  Yeon Tae Kim ,  Young Soo No ,  Hwan Hee Jeong ,  In Young Han

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/3208

Abstract: A touch sensor, a display device including the same, and a method for driving a touch sensor that includes a substrate, first connection lines to transmit first output signals, first electrodes disposed on the substrate connected to the first connection lines to transmit the first output signals to the first connection lines, second connection lines to transmit second output signals, second electrodes disposed on the substrate connected to the second connection lines to transmit the second output signals to the second connection lines, an auxiliary electrode spaced apart from the substrate, the auxiliary electrode forming a capacitance with the first electrodes and the second electrodes, and a touch controller connected to the first and second connection lines to receive the first and second output signals from the first and second connection lines, and to calculate a position and a pressure of a touch, using the first and second output signals.

公开(公告)号：US20190377445A1

公开(公告)日：2019-12-12

申请号：US16190973

申请日：2018-11-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： HWAN HEE JEONG ,  Ki Cheol Kim

IPC: G06F3/041 ,  G06F3/047 ,  G06F1/3234

Abstract: A display device includes a first region including a display area. A second region of the display device includes a pad unit. A bending region is disposed between the first region and the second region. A plurality of signal wirings extends from the second region to the first region and crosses through the bending region. The plurality of signal wirings includes a plurality of touch signal wirings and a first power supply wiring. The plurality of touch signal wirings at least partially overlaps the first power supply wiring in the first region.

公开(公告)号：US11899864B2

公开(公告)日：2024-02-13

申请号：US17206051

申请日：2021-03-18

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Hyun Park ,  Ki Cheol Kim

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/047

CPC classification number: G06F3/0412 ,  G06F3/044 ,  G06F3/047 ,  G06F2203/04104 ,  G06F2203/04107

Abstract: A touch sensor includes: a plurality of first sensor electrodes, each including first sensor patterns extending in a first direction, and being arranged in a second direction; a plurality of second sensor electrodes, each including second sensor patterns extending in the second direction and being arranged in the first direction; an opening in a touch active region separated from the first and second sensor electrodes; a first connection pattern disposed around but not in the opening, the first pattern electrically connecting first opening sensor patterns of the first sensor patterns that are adjacent to respective portions of the opening in the second direction; first lines respectively connected to portions of the first sensor electrodes, the first lines extending to a periphery of the touch active region; and second lines respectively connected to portions of the second sensor electrodes, the second lines extending to the periphery of the touch active region.

公开(公告)号：US20230118970A1

公开(公告)日：2023-04-20

申请号：US18082144

申请日：2022-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Jin YANG ,  Ki Cheol Kim ,  Sung Hee Kim ,  Hyun Sik Park ,  Chun Gi You ,  Sung Ho Cho ,  Min Ho Chae

IPC: G06F3/044 ,  G06F3/041

Abstract: A display device including a touch sensing unit including a first touch conductive layer, a first touch insulating layer disposed on the first touch conductive layer, and a second touch conductive layer disposed on the first touch insulating layer. The touch sensor area includes a first touch sensor area located at a center of the touch sensor area, and a second touch sensor area located between the first touch sensor area and the curved portion. The first touch conductive layer includes a touch connection electrode connecting adjacent first touch electrodes, and a plurality of capacitance (cap) compensation patterns arranged in the second touch sensor area. The plurality of cap compensation patterns includes a first cap compensation pattern electrically connected to the adjacent first touch electrode and a second cap compensation pattern electrically connected to the adjacent second touch electrode.

公开(公告)号：US11592950B2

公开(公告)日：2023-02-28

申请号：US17728912

申请日：2022-04-25

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Cheol Kim ,  Gyeong Nam Bang ,  Hwan Hee Jeong

IPC: G06F3/045

Abstract: A display device including a substrate having an active area and a non-active area and including a pad region and a bending region disposed between the active area and the pad region, light-emitting elements disposed on the substrate, and a touch layer having a main touch area corresponding to the active area, in which the touch layer includes touch electrodes disposed in the main touch area and touch lines connected to the touch electrodes, the main touch area corresponding to the active area and a portion of the touch lines corresponding to the non-active area, and the touch lines include a first touch line part disposed on an upper portion of the bending region, and a second touch line part disposed on a lower portion of the bending region, the upper portion of the bending region disposed between the active area and the lower portion of the bending region.

公开(公告)号：US10983641B2

公开(公告)日：2021-04-20

申请号：US16287722

申请日：2019-02-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hwan Hee Jeong ,  Ki Cheol Kim ,  Jong Seon Park

IPC: G06F3/044 ,  G06F3/041

Abstract: A touch sensing unit includes a first touch electrode disposed in a touch sensor area. A second touch electrode is disposed in the touch sensor area. A first touch line is disposed in a touch peripheral area. The first touch line is electrically connected to the first touch electrode. The touch peripheral area is disposed on a periphery of the touch sensor area. A second touch line is disposed in the touch peripheral area. The second touch line is electrically connected to the second touch electrode. The touch peripheral area includes first and second regions. In the first region, a width of the first touch line is smaller than a width of the second touch line. In the second region, the width of the first touch line is equal to the width of the second touch line.