公开(公告)号：US11348527B2

公开(公告)日：2022-05-31

申请号：US16896138

申请日：2020-06-08

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-Min Kim ,  Seung-Kyu Lee ,  Won Kyu Kwak

IPC: G09G3/3258 ,  G09G3/00 ,  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：US11315454B2

公开(公告)日：2022-04-26

申请号：US17113846

申请日：2020-12-07

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-Min Kim ,  Won Kyun Kwak ,  Seung-Kyu Lee

IPC: G09G3/00 ,  H01L27/32 ,  H01L21/66 ,  G09G3/3291 ,  G09G3/3266 ,  G09G3/3233 ,  G09G3/3225

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：US11189204B2

公开(公告)日：2021-11-30

申请号：US16885995

申请日：2020-05-28

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：US10748482B2

公开(公告)日：2020-08-18

申请号：US16255636

申请日：2019-01-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Won Park ,  Seung-Kyu Lee ,  Hyun Woong Kim

IPC: G09G3/3233 ,  G09G3/3258

Abstract: A display device includes: an organic light emitting diode (OLED); a pixel circuit configured to control an amount of a current flowing from a first power voltage to the OLED; and a gate line and a data line that are connected to the pixel circuit, the pixel circuit including: an auxiliary transistor including a gate electrode electrically connected to the data line and a first electrode and a second electrodes connected to the gate line, the first electrode and the second electrode of the auxiliary transistor being electrically connected to each other.

公开(公告)号：US10700155B2

公开(公告)日：2020-06-30

申请号：US16390196

申请日：2019-04-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji-Hyun Ka ,  Seung-Kyu Lee ,  Hwan-Soo Jang ,  Jin-Tae Jeong

IPC: H01L27/32 ,  H01L51/56

Abstract: A display apparatus includes a substrate including a display area, a peripheral area surrounding the display area, a function-adding area, of which at least a portion is surrounded by the display area, and a detour area disposed between the display area and the function-adding area. The display apparatus includes a plurality of pixel circuits disposed in the display area. A plurality of driving lines are electrically connected to the pixel circuits and extend in a direction in the display area. A first detour line is disposed in the detour area and is electrically connected to a first driving line. A second detour line is disposed in the detour area. The second detour line is electrically connected to a second driving line and is disposed in a different layer from the first detour line.

公开(公告)号：US20190355289A1

公开(公告)日：2019-11-21

申请号：US16525243

申请日：2019-07-29

Applicant: Samsung Display Co., Ltd.

Inventor： Won-Kyu Kwak ,  Hwan-Soo Jang ,  Seung-Kyu Lee

IPC: G09G3/00 ,  G09G3/3291

Abstract: A display panel includes: a display including pixel columns electrically connected to data lines; a non-display area adjacent the display; a test circuit configured to receive a lighting test signal passing through at least a portion of the non-display area and to transfer the lighting test signal to the data lines in response to a test control signal; and a switch configured to receive a data signal from an external component and to transfer the data signal to the data lines in response to a switching signal.

公开(公告)号：US10411042B2

公开(公告)日：2019-09-10

申请号：US15939870

申请日：2018-03-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung-Kyu Lee ,  Tae Hoon Kwon ,  Ji-Hyun Ka

IPC: G09G3/36 ,  H01L27/12 ,  G02F1/1345 ,  G02F1/1362

Abstract: Disclosed is a display device including: a substrate including a display area for displaying an image and a peripheral area neighboring the display area; a plurality of signal lines formed in the display area; a pad formed in the peripheral area; and a plurality of connection wires for connecting the signal lines and the pad, wherein a first connection wire and a second connection wire neighboring the first connection wire from among the plurality of connection wires are disposed on different layers, and the first connection wire and the second connection wire, which are formed to extend from the pad and are bent at least twice to have at least one being bent toward backward direction, are disposed in the peripheral area.

公开(公告)号：US10147743B2

公开(公告)日：2018-12-04

申请号：US15147686

申请日：2016-05-05

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su Na ,  Seung-Kyu Lee

IPC: H05K5/00 ,  H01L27/12 ,  H01L27/32 ,  G09G3/00 ,  G02F1/1362

Abstract: A non-quadrangular display is disclosed. In one aspect, the display includes a plurality of first signal lines formed in a non-quadrangular display area and a DC voltage line formed in a peripheral area surrounding the non-quadrangular display area. At least one of the first signal lines crosses the DC voltage line in the peripheral area.

公开(公告)号：US20170365651A1

公开(公告)日：2017-12-21

申请号：US15679870

申请日：2017-08-17

Applicant: Samsung Display Co., Ltd.

Inventor： Seung-Kyu Lee ,  Chae Han Hyun ,  Ki Myeong Eom

IPC: H01L27/32 ,  H01L29/786

CPC classification number: H01L27/3262 ,  H01L27/1255 ,  H01L27/3265 ,  H01L27/3276 ,  H01L29/78696

Abstract: An organic light-emitting diode display is disclosed. The display includes a semiconductor layer formed over a substrate, a scan line formed over the semiconductor layer and configured to provide a scan signal, and a light emission control line formed over the semiconductor layer and configured to provide a light emission control signal. The display includes a data line configured to provide a data voltage and a driving voltage line configured to provide a driving voltage, wherein the driving voltage line crosses the scan line and is electrically insulated from the scan line. A switching transistor is electrically connected to the scan line and the data line and includes a switching drain electrode. A driving transistor includes a driving source electrode electrically connected to the switching drain electrode. Any one of the semiconductor layer and the light emission control line includes an extension at least partially overlapping the data line.

公开(公告)号：US09772534B2

公开(公告)日：2017-09-26

申请号：US15372543

申请日：2016-12-08

Applicant: Samsung Display Co., Ltd.

Inventor： Youn Hak Jeong ,  Hong Min Yoon ,  Ho Jun Lee ,  Seung-Kyu Lee

IPC: G02F1/1368 ,  G09G3/36 ,  G02F1/1362

CPC classification number: G02F1/136286 ,  G02F1/13624 ,  G02F1/1368 ,  G02F2001/136218 ,  G02F2201/123 ,  G09G3/3648 ,  G09G3/3696 ,  G09G2300/0426 ,  G09G2300/0447 ,  G09G2320/0233 ,  G09G2320/0242

Abstract: A liquid crystal display is provided. The display includes: gate lines applied with a gate signal; data lines applied with a data signal; reference voltage lines respectively applied with first and second reference voltage having different polarities; first, second, and third subpixel electrodes included in one pixel area; a first switching element connected to the first gate line, the first data line, and the first subpixel electrode; a second switching element connected to the first gate line, the first data line, and the second subpixel electrode; a third switching element connected to the first or second gate line, the first or second data line, and the third subpixel electrode; a fourth switching element connected to the first gate line, the first reference voltage line, and the first subpixel electrode; and a fifth switching element connected to the first gate line, the second reference voltage line, and the second subpixel electrode.