公开(公告)号：US20200161406A1

公开(公告)日：2020-05-21

申请号：US16685076

申请日：2019-11-15

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Sae LEE ,  Won Kyu KWAK ,  Ji-Hyun KA ,  Gyeong Nam BANG ,  Ki Myeong EOM

IPC: H01L27/32 ,  H01L51/00 ,  G01R31/28

Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a display area where an image is displayed; a peripheral area disposed outside the display area; a hole area disposed within the display area; a hole crack detection line disposed adjacent to the hole area to surround the hole area and having a first end and a second end that is separated from the first end; a first detection line extending from the peripheral area and connected to the hole crack detection line to constitute a first closed circuit; a second detection line extending from the peripheral area and connected to the hole crack detection line to constitute a second closed circuit; and a circuit portion connected to the first detection line and the second detection line

公开(公告)号：US20190180663A1

公开(公告)日：2019-06-13

申请号：US16279331

申请日：2019-02-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung-Kyu LEE ,  Tae Hoon KWON ,  Ji-Hyun KA ,  Won Kyu KWAK ,  Dong Soo KIM ,  Han-Sung BAE ,  Hey Jin SHIN ,  Seung Ji CHA

IPC: G09G3/00

Abstract: A display device includes a peripheral area around a display area, a plurality of pixels in the display area, and a plurality of signal lines connected to the pixels. The signal lines include a plurality of data lines connected to the pixels, a crack detection line connected to first data lines among the data lines through a first transistor, and a control line connected to a gate of the first transistor. The crack detection line is in the peripheral area.

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：US20180286937A1

公开(公告)日：2018-10-04

申请号：US15868973

申请日：2018-01-11

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Moo CHOI ,  Won Kyu KWAK ,  Dong Wook KIM

IPC: H01L27/32 ,  H01L51/52 ,  G06F3/041

CPC classification number: H01L27/3276 ,  G06F3/0412 ,  G06F3/044 ,  G09G3/3233 ,  G09G3/3258 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2320/0233 ,  H01L27/323 ,  H01L27/3246 ,  H01L51/5228 ,  H01L51/5253 ,  H01L51/5256

Abstract: A display device includes: a substrate: a first electrode and a second electrode disposed on the substrate and facing each other; an emission layer disposed between the first electrode and the second electrode; a common voltage line disposed on the substrate and connected to the second electrode to transmit a common voltage; a thin film encapsulation layer covering the second electrode; auxiliary wiring disposed on the thin film encapsulation layer and connected to the common voltage line; a covering layer covering the auxiliary wiring; and a touch panel disposed on the covering layer. Thus, a voltage drop of the common voltage ELVSS may be minimized, and the luminance uniformity may be improved.

公开(公告)号：US20250053053A1

公开(公告)日：2025-02-13

申请号：US18931918

申请日：2024-10-30

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun-Chol BANG ,  Won Kyu KWAK ,  Dong Wook KIM ,  Jin Woo PARK ,  Sun-Ja KWON

IPC: G02F1/1368 ,  G02F1/1362

Abstract: A display device includes a first display area including a plurality of first pixel areas and a second display area including a plurality of second pixel areas and a plurality of light transmitting areas. Each of the plurality of first pixel areas includes at least one first pixel to display an image. Each of the plurality of second pixel areas includes at least one second pixel to display the image. The light transmitting area does not include a pixel capable of displaying the image and has higher light transmittance than the second pixel area. In the second display area, at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a first direction, and at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a second direction different from the first direction.

公开(公告)号：US20240347007A1

公开(公告)日：2024-10-17

申请号：US18424582

申请日：2024-01-26

Applicant: Samsung Display Co., LTD.

Inventor： Min Woo BYUN ,  Won Kyu KWAK ,  Seon I JEONG ,  Min Joo KIM ,  Dong Hwan JEON ,  Sung Chan HWANG

IPC: G09G3/3266 ,  G09G3/3291

CPC classification number: G09G3/3266 ,  G09G3/3291 ,  G09G2330/021

Abstract: A display device may include a pixel that includes a first transistor, a second transistor including a gate electrode coupled to a first scan line, and first and second electrodes, a third transistor including a gate electrode coupled to a second scan line, and first and second electrodes, a fourth transistor including a gate electrode coupled to a third scan line, and first and second electrodes, a fifth transistor including a gate electrode coupled to a fourth scan line, and first and second electrodes, a sixth transistor including a gate electrode coupled to a fifth scan line, and first and second electrodes, and a first capacitor. The display device may be, during a first period of a frame period, to concurrently apply a turn-on level scan signal to the third scan line, and apply turn-off level scan signals to the first, second, fourth and fifth scan lines.

公开(公告)号：US20240332095A1

公开(公告)日：2024-10-03

申请号：US18744009

申请日：2024-06-14

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Woong KIM ,  Won Kyu KWAK ,  Seung-Kyu LEE

IPC: H01L21/66 ,  G09G3/00 ,  H01L27/12

CPC classification number: H01L22/32 ,  G09G3/006 ,  H01L22/12 ,  H01L22/34 ,  H01L27/124 ,  H01L27/1255 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2330/12

Abstract: A display device includes a display area, a peripheral area, a pad portion, a bending area, a first crack detection circuit, and a first crack detection line. The display area includes pixels and data lines. The peripheral area is disposed outside the display area. The pad portion is disposed in the peripheral area. The bending area is disposed in the peripheral area. The bending area is bendable or in a bent state. The first crack detection circuit is disposed between the display area and the pad portion. The first crack detection circuit includes switches. The first crack detection line includes a first curved portion disposed in the bending area. The first crack detection line is connected between the pad portion and the first crack detection circuit.

公开(公告)号：US20240312412A1

公开(公告)日：2024-09-19

申请号：US18673589

申请日：2024-05-24

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Hyun KA ,  Won Kyu KWAK ,  Han Sung BAE

IPC: G09G3/3233 ,  G09G3/3266

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G2300/0861 ,  G09G2310/0286 ,  G09G2310/0291

Abstract: A pixel includes a plurality of transistors and an organic light emitting diode, in which the transistors include a first transistor to control an amount of current flowing to the organic light emitting diode and additional transistors are connected to the first transistor or the organic light emitting diode, the first transistor is a Low Temperature Poly-Silicon (LTPS) thin film transistor, and one or more of the other transistors are oxide semiconductor transistors.

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：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.