公开(公告)号：US11294528B2

公开(公告)日：2022-04-05

申请号：US16412435

申请日：2019-05-15

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-jin Yang ,  Minho Chae ,  Hyunsik Park

IPC: G06F3/047 ,  G06F3/04886 ,  G06F3/044

Abstract: A sensing unit includes a base layer, a sensing pattern part including a first sensing pattern, a second sensing pattern, and a third sensing pattern, which are each disposed on the base layer, a sensing wire disposed on the base layer and electrically connected to the first sensing pattern, a connecting wire connecting the second sensing pattern to the third sensing pattern, a dummy wire disposed around an area on which the connecting wire is disposed, and a connecting part connecting the first sensing pattern to the sensing wire and overlapping the connecting wire on a plane. Here, a cut part is defined in the dummy wire.

公开(公告)号：US11237681B2

公开(公告)日：2022-02-01

申请号：US17017775

申请日：2020-09-11

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Jin Yang ,  Hyunsik Park ,  Chungi You ,  Kicheol Kim

IPC: G06F3/044

Abstract: An input sensing panel includes a base layer, a plurality of sensing electrodes arranged in a first direction and a second direction which cross each other in an insulating manner, and a plurality of sensing lines connected to a plurality of respective sensing electrodes, at least one of the plurality of sensing lines including a diagonal portion extending in a direction diagonal to each of the first direction and the second direction. Here, each of the plurality of sensing lines includes a lower layer disposed on the base layer and containing a first conductive material and an upper layer containing a second conductive material different from the first conductive material and contacting the lower layer, and the upper layer disposed in the diagonal portion is disconnected in the diagonal direction to expose a portion of the lower layer.

公开(公告)号：US20200293137A1

公开(公告)日：2020-09-17

申请号：US16688968

申请日：2019-11-19

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Jin YANG ,  Sunghee Kim ,  Hyunsik Park ,  Chungi You ,  Changho Lee

IPC: G06F3/041 ,  G06F3/044

Abstract: An electronic panel including a base substrate including a plurality of unit detection areas; a first detection electrode including a first connection pattern disposed in each of the unit detection areas and extending along a first direction, and a plurality of first main patterns connected to one side and the other side of the first connection pattern, respectively; a second connection pattern including a second connection pattern disposed in each of the unit detection areas and extending along a second direction intersecting the first direction, and a plurality of second main patterns connected to one side and the other side of the second connection pattern; respectively, and a plurality of coordinate patterns arranged in the unit detection areas, respectively.

公开(公告)号：US11762521B2

公开(公告)日：2023-09-19

申请号：US17672966

申请日：2022-02-16

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Jin Yang ,  Hyunsik Park ,  Chungi You

IPC: G06F3/044

CPC classification number: G06F3/0446 ,  G06F2203/04103 ,  G06F2203/04111

Abstract: A display device including: a display panel; and an input sensor disposed on the display panel, wherein the input sensor includes: sensing electrodes; signal lines connected to the sensing electrodes; a first insulating layer; a second insulating layer disposed on the first insulating layer; and first, second and third test patterns having different stacking structures from each other, wherein the first test pattern include a first conductive pattern, a first insulating pattern overlapping the first conductive pattern, and a second insulating pattern overlapping the first insulating pattern, the second test pattern includes a third insulating pattern and a fourth insulating pattern overlapping the third insulating pattern, and

the third test pattern includes a second conductive pattern.

公开(公告)号：US20230205379A1

公开(公告)日：2023-06-29

申请号：US17930731

申请日：2022-09-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： SUNG-JIN YANG ,  Hyunsik Park

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

CPC classification number: G06F3/0446 ,  G06F3/0412 ,  G06F3/0443 ,  H01L27/323

Abstract: An electronic device includes a display panel that displays an image and an input sensor disposed on the display panel and that includes an active area that senses an external input and a peripheral area adjacent to the active area. The input sensor includes a sensing electrode disposed in the active area, a signal line disposed in the peripheral area and electrically connected with the sensing electrode, a ground line disposed further away from the active area than the signal line, a sensing line that includes a first portion that overlaps the ground line, a signal pad disposed in the peripheral area and electrically connected with the signal line, a ground pad connected with the ground line, and a dummy pad disposed adjacent to the ground pad. One end of sensing line is connected with the dummy pad and an opposite end is connected with the ground line.

公开(公告)号：US11637154B2

公开(公告)日：2023-04-25

申请号：US17017570

申请日：2020-09-10

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Jin Yang ,  Hyunsik Park ,  Chungi You

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display device includes: a display panel; and an input sensing unit disposed on the display panel and including an active area and a peripheral area adjacent to the active area; wherein the input sensing unit includes: a first conductive layer disposed on at least the peripheral area; a first insulation layer disposed on the first conductive layer exposing at least a portion of the first conductive layer; a second conductive layer disposed on the first insulation layer and including sensing patterns; and a second insulation layer including an organic material disposed on the second conductive layer.

公开(公告)号：US11561662B2

公开(公告)日：2023-01-24

申请号：US17720614

申请日：2022-04-14

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Jin Yang ,  Kicheol Kim ,  Hyunsik Park ,  Chungi You

IPC: G06F3/044 ,  G06F3/041

Abstract: An input-sensing unit includes first sensing electrodes, second sensing electrodes, first sensing lines, second sensing lines, third sensing lines, and bridge patterns. The second sensing electrodes are electrically insulated from the first sensing electrodes. The first sensing lines are respectively connected to the first sensing electrodes. The second sensing lines are respectively connected to first ends of the second sensing electrodes. The third sensing lines are respectively connected to second ends of the second sensing electrodes. The second ends oppose the first ends. The bridge patterns are respectively connected to the third sensing lines. The bridge patterns are closer to the first ends than to the second ends. The bridge patterns extend in a direction parallel to the third sensing lines.

公开(公告)号：US11520444B2

公开(公告)日：2022-12-06

申请号：US17148289

申请日：2021-01-13

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Jin Yang ,  Hyunsik Park

IPC: G06F3/044

Abstract: A display device includes a display panel and an input sensor on the display panel, the input sensor including sensing electrodes, signal lines connected to the sensing electrodes, an insulating layer on the signal lines, and inspection lines on the insulating layer and electrically connected to each other, each of the inspection lines respectively overlapping a corresponding one of the signal lines.

公开(公告)号：US11385747B2

公开(公告)日：2022-07-12

申请号：US17187114

申请日：2021-02-26

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Jin Yang ,  Hyunsik Park

IPC: H01L27/32 ,  G06F3/044

Abstract: A display device may include a display panel and an input sensor thereon. The input sensor may include an active region and a pad region adjacent to each other and may include a sensing electrode overlapped with the active region to sense an input, a sensing pad overlapped with the pad region, and a sensing line electrically connecting the sensing electrode to the sensing pad. The sensing pad may include a pad portion and an edge portion, which is extended from the pad portion to an edge of the input sensor in a plan view. Each of the pad portion and the edge portion may include a first pad and a second pad, which is at least partially overlapped with the first pad. In the edge portion, at least a portion of the second pad may be spaced apart from the first pad, in a plan view.

公开(公告)号：US11256379B2

公开(公告)日：2022-02-22

申请号：US17015297

申请日：2020-09-09

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Jin Yang ,  Hyunsik Park ,  Chungi You

IPC: G06F3/044

Abstract: A display device including: a display panel; and an input sensor disposed on the display panel, wherein the input sensor includes: sensing electrodes; signal lines connected to the sensing electrodes; a first insulating layer; a second insulating layer disposed on the first insulating layer; and first, second and third test patterns having different stacking structures from each other, wherein the first test pattern include a first conductive pattern, a first insulating pattern overlapping the first conductive pattern, and a second insulating pattern overlapping the first insulating pattern, the second test pattern includes a third insulating pattern and a fourth insulating pattern overlapping the third insulating pattern, and the third test pattern includes a second conductive pattern.