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：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：US20210223910A1

公开(公告)日：2021-07-22

申请号：US17024803

申请日：2020-09-18

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Jin YANG ,  CHUNGI YOU ,  HYUNSIK PARK

IPC: G06F3/044 ,  H01L27/32

Abstract: An electronic panel includes: a plurality of sensing electrodes that overlap a sensing area; a line section that overlaps a peripheral area adjacent to the sensing area, wherein the line section includes a plurality of first lines and a plurality of second lines, wherein the plurality of first lines are respectively connected to first ends of the sensing electrodes, and the plurality of second lines are respectively connected to second ends of the sensing electrodes; an insulation layer disposed between the first lines and the second lines, wherein the insulation layer defines a plurality of contact holes through which the first lines are electrically connected to corresponding second lines; and an electrostatic shield pattern disposed on the insulation layer on which the second lines are disposed, wherein the electrostatic shield pattern is electrically connected to one of the first lines through a guide contact hole defined in the insulation layer.

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：US20210048905A1

公开(公告)日：2021-02-18

申请号：US16911829

申请日：2020-06-25

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Jin YANG ,  TAEIK KIM ,  HYUNSIK PARK ,  CHUNGI YOU

IPC: G06F3/041 ,  G06F3/044

Abstract: A display device includes a display panel and an input sensing panel. The input sensing panel may include a base layer, a plurality of sensing electrodes, sensing lines, and sensing pads. Each of the sensing lines may include a transparent conductive line on the base layer, a metal line directly on the transparent conductive line, and an insulation layer covering the metal line. Openings may be defined in at least one of the metal line and 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：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.

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：US20210191566A1

公开(公告)日：2021-06-24

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.