公开(公告)号：US11177338B2

公开(公告)日：2021-11-16

申请号：US16780665

申请日：2020-02-03

Applicant: Samsung Display Co., Ltd.

Inventor： Dong-Hwi Kim ,  Na-Young Kim ,  Chul Ho Kim ,  Wang Jo Lee ,  Jin Jeon

IPC: H01L27/32

Abstract: A display device includes: a substrate including a display area at which a pixel including a light emitting element is located and a peripheral area surrounding the display area; and a common voltage line on the substrate, the common voltage line configured to provide a common voltage to the pixel, the common voltage line including: a peripheral common voltage line on the peripheral area of the substrate to surround the display area and connected to a common electrode of the light emitting element; and a plurality of display common voltage lines crossing the display area and each contacting different portions of the peripheral common voltage line, the display common voltage lines being spaced apart from the common electrode of the light emitting element.

公开(公告)号：US20210265438A1

公开(公告)日：2021-08-26

申请号：US17034252

申请日：2020-09-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsuk Lee ,  Jin Jeon ,  Sugwoo Jung ,  Shinbeom Choi ,  Youngin Hwang ,  Byungno Kim ,  Heeyeon Kim ,  Kohei EBISUNO ,  Nalae Lee ,  Illhwan Lee ,  Jongmin Lee ,  Joohyeon Jo ,  Changha Kwak ,  Yongseon Jo

IPC: H01L27/32 ,  H01L51/00

Abstract: Provided are a thin film transistor substrate which include a substrate, a buffer layer and a thin film transistor, a display apparatus including the thin film transistor substrate, and a method of manufacturing the display apparatus including the thin film transistor substrate. The buffer layer includes an inorganic insulating layer. An area ratio of a peak corresponding to an N—H bond in the buffer layer is 0.5% or less based on a total peak area in a Fourier transform infrared spectroscopy (FTIR).

公开(公告)号：US20210249498A1

公开(公告)日：2021-08-12

申请号：US17003522

申请日：2020-08-26

Applicant: Samsung Display Co., Ltd.

Inventor： Yoonjong CHO ,  Donghwi Kim ,  Jin Jeon

IPC: H01L27/32 ,  H01L29/786

Abstract: A display device includes a first thin-film transistor (TFT) including a first semiconductor layer including silicon semiconductor and a first gate electrode insulated from the first semiconductor layer, a first interlayer insulating layer covering the first gate electrode, a second TFT arranged on the first interlayer insulating layer and including a second semiconductor layer including oxide semiconductor and a second gate electrode insulated from the second semiconductor layer, a second interlayer insulating layer covering the second gate electrode, a first power supply voltage line arranged on the second interlayer insulating layer, a first planarization layer covering the first power supply voltage line, and a data line arranged on the first planarization layer and at least partially overlapping the first power supply voltage line.

公开(公告)号：US20200286972A1

公开(公告)日：2020-09-10

申请号：US16719418

申请日：2019-12-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： WOORI SEO ,  Injun Bae ,  Donghwi Kim ,  Chulho Kim ,  Yunhwan Park ,  Dongbeom Lee ,  Jin Jeon

IPC: H01L27/32 ,  H01L51/00 ,  G09G3/3266 ,  G09G3/3225

Abstract: A display panel includes: a substrate that includes a display area and a sensor area, where the display area includes a main pixel and the sensor area includes an auxiliary pixel, where the main pixel is electrically connected to a main pixel circuit and the auxiliary pixel is electrically connected to an auxiliary pixel circuit, where the auxiliary pixel circuit includes a first auxiliary thin film transistor that includes a first semiconductor layer that includes an oxide semiconductor material and a first gate electrode that overlaps the first semiconductor layer, and a second auxiliary thin film transistor that including a second semiconductor layer that includes Low Temperature Poly-Silicon (LTPS) and a second gate electrode that overlaps the second semiconductor layer.

公开(公告)号：US10354594B2

公开(公告)日：2019-07-16

申请号：US16221613

申请日：2018-12-17

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Jeon

IPC: G09G3/3225 ,  G09G3/3258 ,  G09G3/3266 ,  G09G3/3275

Abstract: An organic light emitting display device may include a display panel, a power supply, and a display driver. The display panel may comprise a plurality of scan lines, a plurality of data lines, and a plurality of pixels connected to the scan lines and to the data lines. The power supply may supply a first pixel voltage and a second pixel voltage to the pixels. The display driver may control the display panel. The display panel may display a first image in a first frame frequency during a first driving mode, and display a second image in a second frame frequency that is lower than the first frame frequency during a second driving mode, according to a control by the display driver.

公开(公告)号：US10347179B2

公开(公告)日：2019-07-09

申请号：US15586402

申请日：2017-05-04

Applicant: Samsung Display Co., Ltd.

Inventor： Chang Yeop Kim ,  Jin Jeon

IPC: G09G3/3225 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  H01L27/32

Abstract: The present disclosure relates to a display device whose image quality is improved.A display device according to an embodiment of the present disclosure includes a first display area configured to include a plurality of first pixels which are disposed at least one horizontal line; a second display area configured to include a plurality of second pixels which are disposed in a plurality of horizontal lines; and an infrared (IR) light source configured to overlap the first display area in a plan view. The plurality of first pixels are set to be in a non-emission state during a period when the IR light source is driven.

公开(公告)号：US10068545B2

公开(公告)日：2018-09-04

申请号：US15497080

申请日：2017-04-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yong-Koo Her ,  Jin Jeon ,  Kee-Han Uh ,  Yong-Je Jeon ,  Yong-Han Park

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

CPC classification number: G09G3/3677 ,  G02F1/1345 ,  G02F1/13452 ,  G02F1/136209 ,  G02F1/136286 ,  G09G3/3648 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2310/0286

Abstract: A display apparatus includes a first substrate, a second substrate, and a driver chip. The first substrate includes a plurality of gate lines disposed in the display area and extended in a first direction, a plurality of data lines disposed on a gate insulating layer insulating the gate lines and extended in a second direction substantially perpendicular to the first direction, and a gate driving circuit section disposed in the first peripheral area adjacent to first ends of the gate lines. The second substrate is opposite to the first substrate. A liquid crystal is interposed between the first and second substrates. The driver chip is disposed in the second peripheral area adjacent to second ends of the gate lines opposite to the first ends so that the width of the upper and lower portions of the display area may be decreased.

公开(公告)号：US10032411B2

公开(公告)日：2018-07-24

申请号：US15058674

申请日：2016-03-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Jeon

IPC: G09G3/3233 ,  G09G3/3266

Abstract: A pixel circuit includes a first pixel and a second pixel. The first pixel includes a first transistor to control current to a first light emitter and a second transistor to connect the first light emitter to first reset power. The second pixel includes a third transistor to control current to a second light emitter and a fourth transistor to connect the second light emitter to the first reset power. The second and fourth transistors are controlled by a same control signal.

公开(公告)号：US09905161B2

公开(公告)日：2018-02-27

申请号：US15007053

申请日：2016-01-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Jeon

IPC: G06F3/038 ,  G09G5/00 ,  G09G3/3225 ,  G09G3/3266 ,  G11C19/18 ,  G11C19/28

CPC classification number: G09G3/3225 ,  G09G3/3266 ,  G09G2310/0286 ,  G09G2310/0291 ,  G09G2310/08 ,  G09G2320/0673 ,  G11C19/184 ,  G11C19/28

Abstract: An organic light emitting display device includes a display panel including a plurality of scan lines, a plurality of data lines, a plurality of emission lines, and a plurality of pixels, a scan driver configured to provide a scan signal to the pixels via the scan lines, a data driver configured to provide a data signal to the pixels via the data lines, an emission driver including a plurality of emission stages for providing an emission signal to the pixels via the emission lines, and a controller configured to control the scan driver, the data driver, and the emission driver, wherein each of the emission stages includes a plurality of sub-stages dependently connected to each other, and wherein one of the sub-stages is configured to output the emission signal to one of the emission lines.

公开(公告)号：US09691837B2

公开(公告)日：2017-06-27

申请号：US14700657

申请日：2015-04-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Mi Hae Kim ,  Min Ho Ko ,  Seung Woo Sung ,  Ki Myeong Eom ,  Jin Jeon

IPC: H01L27/32 ,  G09G3/3225

CPC classification number: H01L27/3276 ,  G09G3/3225 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2310/0262 ,  G09G2320/0238 ,  G09G2320/0276 ,  G09G2320/045 ,  H01L27/3258 ,  H01L27/3262 ,  H01L27/3265 ,  H01L29/78696

Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.