公开(公告)号：US11803266B2

公开(公告)日：2023-10-31

申请号：US17947155

申请日：2022-09-18

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Seon Park ,  Dong Jin Moon ,  Ye Ri Jeong ,  Hwan Hee Jeong ,  In Young Han

IPC: G06F3/041 ,  G06F3/044 ,  H10K59/40 ,  H10K59/88 ,  H10K59/122

CPC classification number: G06F3/0412 ,  G06F3/044 ,  G06F3/0416 ,  H10K59/122 ,  H10K59/40 ,  H10K59/88

Abstract: A display device includes: a display panel having a display area and a non-display area at least partially disposed around the display area; and a touch sensor disposed on the display panel and including a touch sensor area in the display area and a touch peripheral area in the non-display area adjacent to the touch sensor area, wherein the touch sensor includes: a first touch electrode and a second touch electrode; a first touch pad and a second touch pad being adjacent to each other in a first direction; a second touch pad disposed in a touch pad area of the touch peripheral area; a first touch signal line electrically connecting the first touch electrode with the first touch pad, the first touch signal line including a first line portion extended in the first direction and a second line portion extended in a second direction; a second touch signal line electrically connecting the second touch electrode with the second touch pad; a first dummy line extended in the first direction and spaced apart from the first and second touch signal lines; and a second dummy line extended in the first direction and spaced apart from the first and second touch signal lines.

公开(公告)号：US09619091B2

公开(公告)日：2017-04-11

申请号：US14446903

申请日：2014-07-30

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Won Huh ,  Tae Ik Kim ,  In Young Han

IPC: G06F3/044

CPC classification number: G06F3/044

Abstract: A display device includes: a lower substrate; a display layer disposed on the lower substrate and including an electro-optical active layer; a touch electrode layer disposed on the display layer and including first touch electrodes arranged in columns and second touch electrodes arranged in rows intersecting the columns; connections connecting adjacent first electrodes in each of the columns, connections each including islands disposed on the second electrodes, and bridges connecting the first electrodes to the islands; and an insulating layer electrically separating the second touch electrodes and the bridges. The bridges each include a first end that is directly connected to one of the first electrodes and a second end that is indirectly connected to another one of the first electrodes.

公开(公告)号：US20230016019A1

公开(公告)日：2023-01-19

申请号：US17947155

申请日：2022-09-18

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Seon PARK ,  Dong Jin Moon ,  Ye Ri Jeong ,  Hwan Hee Jeong ,  In Young Han

IPC: G06F3/041 ,  H01L27/32 ,  G06F3/044

Abstract: A display device includes: a display panel having a display area and a non-display area at least partially disposed around the display area; and a touch sensor disposed on the display panel and including a touch sensor area in the display area and a touch peripheral area in the non-display area adjacent to the touch sensor area, wherein the touch sensor includes: a first touch electrode and a second touch electrode; a first touch pad and a second touch pad being adjacent to each other in a first direction; a second touch pad disposed in a touch pad area of the touch peripheral area; a first touch signal line electrically connecting the first touch electrode with the first touch pad, the first touch signal line including a first line portion extended in the first direction and a second line portion extended in a second direction; a second touch signal line electrically connecting the second touch electrode with the second touch pad; a first dummy line extended in the first direction and spaced apart from the first and second touch signal lines; and a second dummy line extended in the first direction and spaced apart from the first and second touch signal lines.

公开(公告)号：US10824269B2

公开(公告)日：2020-11-03

申请号：US16583840

申请日：2019-09-26

Applicant: Samsung Display Co., Ltd.

Inventor： Ga Young Kim ,  In Young Han

IPC: G06F3/041 ,  H01L27/32 ,  G06F3/044

Abstract: A touch sensor including a base layer, a first touch electrode member including first touch electrodes disposed on the base layer, arranged along a first direction, electrically connected to each other, and each including a first opening, a second touch electrode member including second touch electrodes disposed on the base layer, arranged along a second direction, and electrically connected to each other, a conductive member including conductive patterns electrically connected to each other along the first direction and respectively disposed in the first openings, a contact electrode connected to one end of the first touch electrode member and including lower and upper contact electrodes, and a connection pattern connected to an outermost first conductive pattern, the connection pattern including the same conductive layer as the upper contact electrode, in which the upper contact electrode includes an electrode opening, and a portion of the connection pattern is disposed therein.

公开(公告)号：US20200301544A1

公开(公告)日：2020-09-24

申请号：US16699886

申请日：2019-12-02

Applicant: Samsung Display Co., Ltd.

Inventor： Ye Ri Jeong ,  Dong Jin Moon ,  Tae Yong Eom ,  In Young Han

IPC: G06F3/044 ,  G06F1/16

Abstract: A display device includes: a display panel including a display region including a rounded corner, the display region having a plurality of pixels arranged therein, and a non-display region surrounding the display region; a plurality of touch electrodes overlapping with the display region; and a first screen electrode disposed along the rounded corner to overlap with pixels disposed adjacent to the rounded corner among the plurality of pixels, the first screen electrode being electrically connected to some of the plurality of touch electrodes. Accordingly, the touch sensitivity of the touch electrodes can be improved, and pixels arranged in a stair step shape at the round corner of the display region can be prevented or reduced from being viewed from the outside.

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：US11644932B2

公开(公告)日：2023-05-09

申请号：US16783090

申请日：2020-02-05

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Jin Moon ,  Young Bae Jung ,  Ye Ri Jeong ,  In Young Han

IPC: G06F3/044 ,  G06F3/045

CPC classification number: G06F3/0445 ,  G06F3/045 ,  G06F2203/04107

Abstract: A display device includes first touch electrodes, first routing lines, second routing lines, and a first guard line. The first touch electrodes are arranged in a touch sensing area. The first routing lines are connected to one side of the first touch electrodes. The second routing lines are connected to another side of the first touch electrodes. The first guard line is between the first routing lines and the second routing lines, and includes a first region extending in a first direction, and a second region extending from one end of the first region in a second direction crossing the first direction. The first region includes a first touch conductive layer, and a second touch conductive layer on the first touch conductive layer. The second region of the first guard line includes the second touch conductive layer and does not overlap the first touch conductive layer.

公开(公告)号：US11320953B2

公开(公告)日：2022-05-03

申请号：US17017764

申请日：2020-09-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyungsu Lee ,  Dong Jin Moon ,  Jong-Hwa Kim ,  In Young Han

IPC: G06F3/044 ,  G06F3/041

Abstract: A sensing structure includes: a substrate including a sensing area and a peripheral area located adjacent to the sensing area; a sensing electrode disposed in the sensing area of the substrate; and a first wire disposed in the peripheral area of the substrate, wherein the first wire is connected to the sensing electrode, and the first wire has at least one opening.

公开(公告)号：US11042252B2

公开(公告)日：2021-06-22

申请号：US16699886

申请日：2019-12-02

Applicant: Samsung Display Co., Ltd.

Inventor： Ye Ri Jeong ,  Dong Jin Moon ,  Tae Yong Eom ,  In Young Han

IPC: G06F3/044 ,  G06F1/16

Abstract: A display device includes: a display panel including a display region including a rounded corner, the display region having a plurality of pixels arranged therein, and a non-display region surrounding the display region; a plurality of touch electrodes overlapping with the display region; and a first screen electrode disposed along the rounded corner to overlap with pixels disposed adjacent to the rounded corner among the plurality of pixels, the first screen electrode being electrically connected to some of the plurality of touch electrodes. Accordingly, the touch sensitivity of the touch electrodes can be improved, and pixels arranged in a stair step shape at the round corner of the display region can be prevented or reduced from being viewed from the outside.

公开(公告)号：US10983617B2

公开(公告)日：2021-04-20

申请号：US16273504

申请日：2019-02-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Jin Moon ,  In Young Han

IPC: G06F3/044 ,  G06F3/041

Abstract: A touch sensing unit includes a base layer having defined thereon a first sensing area, a second sensing area, and a third sensing area. The second and third sensing areas protrude from the first sensing area in a first direction and are spaced apart from each other. A non-sensing area is adjacent to the first, second, and third sensing areas. A first detection electrode is disposed within the first sensing area. A second detection electrode is disposed within the second sensing area. A third detection electrode is disposed within the third sensing area. First, second, and third signal wires are electrically connected to the first, second, and third detection electrodes, respectively. The first and second signal wires are disposed adjacent to a first edge of the non-sensing area. The third signal wire is disposed adjacent to a second edge of the non-sensing area.