公开(公告)号：US20210287597A1

公开(公告)日：2021-09-16

申请号：US17335347

申请日：2021-06-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hye-Jin SHIN ,  Won-Kyu KWAK ,  Kwang-Min KIM

IPC: G09G3/20 ,  G02F1/1345 ,  G02F1/1333

Abstract: A display substrate and a display device including the display substrate are disclosed. In one aspect, the display substrate includes a plurality of pixels formed in a substantially circular pixel area and a driving circuit formed in a peripheral area surrounding the pixel area and configured to drive the pixels. A boundary is formed between the pixel area and the peripheral area, and the boundary is substantially concentric with respect to an arc defining the substantially circular pixel area. The driving circuit comprises a conductive pattern having a first side which extends in a peripheral direction crossing the boundary.

公开(公告)号：US20190319078A1

公开(公告)日：2019-10-17

申请号：US16259523

申请日：2019-01-28

Applicant: Samsung Display Co., Ltd.

Inventor： Cheolhwan EOM ,  Kwang-Min KIM ,  Hyeaweon SHIN ,  Sang Joon RYU ,  Hyungjun AN ,  Minji LEE ,  Yul Kyu LEE ,  Jeahyun LEE

IPC: H01L27/32 ,  G09G3/3258 ,  H01L23/538 ,  H01L23/31

Abstract: A display device may include a display panel including a substrate that includes a display area and a pad area adjacent to the display area, and a first pad and a second pad on the pad area of the substrate, and a chip-on-film package over the pad area of the substrate with the first pad and the second pad in between, the chip-on-film package including an insulation layer, a first wiring on an upper surface of the insulation layer and electrically connected to the first pad, and a second wiring on a lower surface of the insulation layer and electrically connected to the second pad. A first signal having alternating voltage levels may be applied to the first wiring, and a second signal having a constant voltage level may be applied to the second wiring.

公开(公告)号：US20190057632A1

公开(公告)日：2019-02-21

申请号：US16105593

申请日：2018-08-20

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-Min KIM ,  Won Kyu KWAK ,  Seung-Kyu LEE

IPC: G09G3/00 ,  G09G3/3291 ,  G09G3/3266

Abstract: A display device includes a substrate includes a display area having a plurality of pixels, a pad area including a plurality of input pads, and a circuit area positioned between the pad area and the display area; a crack sensor having a first end and a second end, the first end being connected to a first input pad of the plurality of input pads; a first shorting element extending through the pad area, the first shorting element being connected to the second end and extending to an edge of the substrate; a plurality of data lines connected to the plurality of pixels; and a crack sensing circuit including a first switching element having an input terminal connected to the first end and an output terminal connected to a first data line of the plurality of data lines, and a second switching element having an input terminal connected to the second end and an output terminal connected to a second data line of the plurality of data lines.

公开(公告)号：US20220352276A1

公开(公告)日：2022-11-03

申请号：US17866858

申请日：2022-07-18

Applicant: Samsung Display Co., LTD.

Inventor： Sun-Ja KWON ,  Won-Kyu KWAK ,  Kwang-Min KIM ,  Byoung-Sun KIM ,  Hye-Jin SHIN

IPC: H01L27/32 ,  H01L51/52

Abstract: An organic light-emitting display device includes a substrate having a display region and a peripheral region, a plurality of pixels on the substrate in the display region, a first wiring and a second wiring on the substrate in the peripheral region, An insulation layer on the first and second wirings, the insulation layer covering a top surface and a sidewall of each of the first and second wirings, and an encapsulation layer on the plurality of pixels and on the insulation layer.

公开(公告)号：US20210351245A1

公开(公告)日：2021-11-11

申请号：US17380074

申请日：2021-07-20

Applicant: Samsung Display Co., Ltd.

Inventor： Cheolhwan EOM ,  Kwang-Min KIM ,  Hyeaweon SHIN ,  Sang Joon RYU ,  Hyungjun AN ,  Minji LEE ,  Yul Kyu LEE ,  Jeahyun LEE

IPC: H01L27/32 ,  H01L23/31 ,  H01L23/538 ,  G09G3/3258

Abstract: A display device may include a display panel including a substrate that includes a display area and a pad area adjacent to the display area, and a first pad and a second pad on the pad area of the substrate, and a chip-on-film package over the pad area of the substrate with the first pad and the second pad in between, the chip-on-film package including an insulation layer, a first wiring on an upper surface of the insulation layer and electrically connected to the first pad, and a second wiring on a lower surface of the insulation layer and electrically connected to the second pad. A first signal having alternating voltage levels may be applied to the first wiring, and a second signal having a constant voltage level may be applied to the second wiring.

公开(公告)号：US20200273940A1

公开(公告)日：2020-08-27

申请号：US16709277

申请日：2019-12-10

Applicant: Samsung Display Co., LTD.

Inventor： Minwoo BYUN ,  Kwang-Min KIM ,  Kiwook KIM ,  Jisu NA ,  Yangwan KIM

IPC: H01L27/32 ,  H01L51/52 ,  G09G3/3225

Abstract: An organic light emitting diode (OLED) display device includes a substrate, a light emitting layer, first and second power supply wires, a connection pattern, and an upper electrode. The substrate has display, peripheral and pad regions. The peripheral region includes first, second and third peripheral regions. The first power supply wire is disposed in the second and third peripheral regions and a part of the first peripheral region. The second power supply wire is disposed in the display region and first and third peripheral regions. The connection pattern overlaps and electrically connects to the first power supply wire. The upper electrode is electrically connected to the connection pattern, disposed in the display region and a part of the peripheral region over the connection pattern and the light emitting layer, and partially overlapped with the first power supply wire and the connection pattern.

公开(公告)号：US20180337220A1

公开(公告)日：2018-11-22

申请号：US15975540

申请日：2018-05-09

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Wook KIM ,  Won Kyu KWAK ,  Kwang-Min KIM ,  Dong Soo KIM ,  Joong-Soo MOON ,  Hyun Ae PARK ,  Ji-Eun LEE ,  Chang Kyu JIN

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/00

CPC classification number: H01L27/3244 ,  H01L51/0013 ,  H01L51/0097 ,  H01L51/56 ,  H01L2251/5338

Abstract: A display device according to an embodiment includes a substrate having a display area, and a peripheral area outside the display area including a first peripheral area adjacent to the display area, a first bending area extending from the first peripheral area, and a second peripheral area extending from the first bending area, and overlapping the first peripheral area, a display member at the display area, and including a first display area, and a second display area around the first display area, and a plurality of align keys on the substrate, wherein the first peripheral area includes a flat peripheral area corresponding to an area between the first display area and the first bending area, and a second bending area between the second display area and an end of the substrate, and wherein the plurality of align keys include a first align key at the flat peripheral area, and a second align key at the second peripheral area.

公开(公告)号：US20240119904A1

公开(公告)日：2024-04-11

申请号：US18545728

申请日：2023-12-19

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-Min KIM ,  Seung-Kyu LEE ,  Won Kyu KWAK

IPC: G09G3/3258 ,  G09G3/00

CPC classification number: G09G3/3258 ,  G09G3/006 ,  G09G3/3266

Abstract: A display device is provided. The display device may include a substrate, a plurality of pixels, a first data line, a second data line, a defect sensing line, a first input pad, and a static electricity discharge element. The substrate may include a display area and a peripheral area neighboring each other. The plurality of pixels may be positioned on the display area and may include a first pixel and a second pixel. The first data line may be electrically connected to the first pixel. The second data line may be electrically connected to the second pixel and may be electrically isolated from the first data line. The defect sensing line may be positioned on the peripheral area. The first input pad may be electrically connected to the defect sensing line. The static electricity discharge element may be electrically connected through the defect sensing line to the first input pad.

公开(公告)号：US20230276679A1

公开(公告)日：2023-08-31

申请号：US18143074

申请日：2023-05-04

Applicant: Samsung Display Co., Ltd.

Inventor： Joong-Soo MOON ,  Kwang-Min KIM ,  Yangwan KIM ,  Keunsoo LEE ,  Youngjin CHO

IPC: H10K59/40 ,  G06F3/044 ,  H10K50/125 ,  H10K59/131

CPC classification number: H10K59/40 ,  G06F3/0443 ,  H10K50/125 ,  H10K59/131 ,  G06F2203/04111 ,  G06F2203/04112

Abstract: A display device may include a display panel and an input sensor. Mesh lines of the input sensor may include first mesh lines extending in a first direction and second mesh lines extending in a second direction crossing the first direction. The first mesh lines and the second mesh lines may cross each other at a plurality of cross points. In a unit region of the sensing electrode, first cutting points may be defined in the first mesh lines and the second mesh lines, and second cutting points may be defined in the first mesh lines and the second mesh lines.

公开(公告)号：US20230169924A1

公开(公告)日：2023-06-01

申请号：US18103145

申请日：2023-01-30

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-Min KIM ,  Seung-Kyu LEE ,  Won Kyu KWAK

IPC: G09G3/3258 ,  G09G3/00

CPC classification number: G09G3/3258 ,  G09G3/006 ,  G09G3/3266

Abstract: A display device is provided. The display device may include a substrate, a plurality of pixels, a first data line, a second data line, a defect sensing line, a first input pad, and a static electricity discharge element. The substrate may include a display area and a peripheral area neighboring each other. The plurality of pixels may be positioned on the display area and may include a first pixel and a second pixel. The first data line may be electrically connected to the first pixel. The second data line may be electrically connected to the second pixel and may be electrically isolated from the first data line. The defect sensing line may be positioned on the peripheral area. The first input pad may be electrically connected to the defect sensing line. The static electricity discharge element may be electrically connected through the defect sensing line to the first input pad.