公开(公告)号：US20210096694A1

公开(公告)日：2021-04-01

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.

公开(公告)号：US20210365147A1

公开(公告)日：2021-11-25

申请号：US17187114

申请日：2021-02-26

Applicant: Samsung Display Co., Ltd.

Inventor： SUNG-JIN YANG ,  HYUNSIK PARK

IPC: 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：US20220391066A1

公开(公告)日：2022-12-08

申请号：US17750455

申请日：2022-05-23

Applicant: Samsung Display Co., Ltd.

Inventor： SUNG-JIN YANG ,  HYUNSIK PARK

IPC: G06F3/041

Abstract: An electronic device including: a display panel; and an input sensor disposed on the display panel, wherein the input sensor is configured to sense an external input, the input sensor including: a first sensing electrode including a plurality of first mesh lines; and a second sensing electrode including a plurality of second mesh lines insulated from the first mesh lines and a bridge pattern overlapping the first mesh lines, and wherein the first mesh lines include a plurality of metal layers, the first mesh lines include a first portion overlapping the bridge pattern and a second portion that does not overlap the bridge pattern, wherein the first portion includes an outermost metal layer including a material different from a material of an outermost metal layer of the second portion, and wherein the outermost metal layers of the first and second portions are adjacent to a display surface of the electronic device.

公开(公告)号：US20220171501A1

公开(公告)日：2022-06-02

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

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：US20240272742A1

公开(公告)日：2024-08-15

申请号：US18510496

申请日：2023-11-15

Applicant: Samsung Display Co., Ltd.

Inventor： SUNG-JIN YANG ,  HYUNSIK PARK ,  MINCHAN LEE

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/04164 ,  G06F3/0443 ,  G06F3/0446 ,  G06F2203/04111

Abstract: A display device includes a display panel and an input sensor on the display panel. The input sensor includes a first insulating layer, a sensing electrode, and a signal line electrically connected to the sensing electrode and under the first insulating layer. The signal line includes a first metal layer and a second metal layer on the first metal layer. The first metal layer has higher electrical conductivity than the second metal layer, and the second metal layer has a higher hardness than the first metal layer. A dummy electrode is between sensing electrodes. The dummy electrode includes a plurality of portions spaced apart from each other.

公开(公告)号：US20200257392A1

公开(公告)日：2020-08-13

申请号：US16784567

申请日：2020-02-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： SUNG-JIN YANG ,  Taeik Kim ,  Hyunsik Park ,  Chungi You

IPC: G06F3/041 ,  G06F3/047

Abstract: A display device includes a display panel and an input sensing panel which includes sensing electrodes disposed on the display panel and which sense an input, sensing lines electrically connected to the sensing electrodes and which include a transparent conductive line disposed on the display panel and a metal line disposed on the transparent conductive line, and an insulating layer disposed between the transparent conductive line and the metal line. A plurality of contact holes are formed which penetrate through the insulating layer and expose the transparent conductive line, and some of the plurality of contact holes are arranged in a widthwise direction of the transparent conductive line.

公开(公告)号：US20240086020A1

公开(公告)日：2024-03-14

申请号：US18330821

申请日：2023-06-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： SUNG-JIN YANG ,  HYUNSIK PARK

IPC: G06F3/044

CPC classification number: G06F3/0446 ,  G06F3/0443 ,  H10K59/8722

Abstract: Disclosed is a display device including a signal line and a pad connected to the signal line. The pad includes metal lines disposed on the same layer as the signal line and spaced apart from the signal line on a plane and a transparent conductive oxide pattern disposed on the signal line and the metal lines and electrically connected to the signal line and the metal lines. An opening corresponding to the metal lines is defined in the transparent conductive oxide 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：US20220276740A1

公开(公告)日：2022-09-01

申请号：US17750106

申请日：2022-05-20

Applicant: Samsung Display Co., Ltd.

Inventor： SUNG-JIN YANG ,  HYUNSIK PARK

IPC: 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.