公开(公告)号：US11251251B2

公开(公告)日：2022-02-15

申请号：US16983077

申请日：2020-08-03

Applicant: Samsung Display Co., Ltd.

Inventor： Il Joo Kim ,  Cheol Gon Lee ,  Mee Hye Jung

IPC: H01L27/14 ,  H01L27/32 ,  H01L29/786 ,  H01L27/12 ,  G09G3/32 ,  G09G3/3225 ,  G09G3/3233

Abstract: A display device includes: a substrate; a plurality of pixels provided in a pixel region of the substrate; a scan line and a data line, connected to each of the plurality of pixels; a first transistor connected to the scan line and the data line and a second transistor connected to the first transistor; a light emitting element connected to the transistor; a first blocking layer disposed between the substrate and the first transistor, the first blocking layer being electrically connected to the first transistor; and a second blocking layer disposed between the substrate and the second transistor, the second blocking layer being electrically connected to the second transistor, wherein the first blocking layer is connected to a gate electrode of the first transistor, and the second blocking layer is connected to any one of source and drain electrodes of the second transistor.

公开(公告)号：US10734465B2

公开(公告)日：2020-08-04

申请号：US16289283

申请日：2019-02-28

Applicant: Samsung Display Co., Ltd.

Inventor： Il Joo Kim ,  Cheol Gon Lee ,  Mee Hye Jung

IPC: H01L27/14 ,  H01L27/32 ,  H01L29/786 ,  H01L27/12 ,  G09G3/32 ,  G09G3/3225 ,  G09G3/3233

Abstract: A display device includes: a substrate; a plurality of pixels provided in a pixel region of the substrate; a scan line and a data line, connected to each of the plurality of pixels; a first transistor connected to the scan line and the data line and a second transistor connected to the first transistor; a light emitting element connected to the transistor; a first blocking layer disposed between the substrate and the first transistor, the first blocking layer being electrically connected to the first transistor; and a second blocking layer disposed between the substrate and the second transistor, the second blocking layer being electrically connected to the second transistor, wherein the first blocking layer is connected to a gate electrode of the first transistor, and the second blocking layer is connected to any one of source and drain electrodes of the second transistor.

公开(公告)号：US20200090587A1

公开(公告)日：2020-03-19

申请号：US16524744

申请日：2019-07-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： YOUNG WAN SEO ,  Min Kyu Woo ,  An Su Lee ,  Cheol Gon Lee

IPC: G09G3/3241 ,  G09G3/3291

Abstract: In a display device including pixels, each of the pixels may include: a first transistor coupled to a first node, a first power supply voltage line, and a second node; and a light-emitting diode coupled to the second node and a second power supply voltage line. Each image frame may include at least two emission enable periods for the light-emitting diode, and at least one emission inhibit period between the at least two emission enable periods.

公开(公告)号：US10249696B2

公开(公告)日：2019-04-02

申请号：US15816224

申请日：2017-11-17

Applicant: Samsung Display Co., Ltd.

Inventor： Il Joo Kim ,  Cheol Gon Lee ,  Mee Hye Jung

IPC: H01L27/14 ,  H01L27/32 ,  H01L27/12

Abstract: A display device includes: a substrate; a plurality of pixels provided in a pixel region of the substrate; a scan line and a data line, connected to each of the plurality of pixels; a first transistor connected to the scan line and the data line and a second transistor connected to the first transistor; a light emitting element connected to the transistor; a first blocking layer disposed between the substrate and the first transistor, the first blocking layer being electrically connected to the first transistor; and a second blocking layer disposed between the substrate and the second transistor, the second blocking layer being electrically connected to the second transistor, wherein the first blocking layer is connected to a gate electrode of the first transistor, and the second blocking layer is connected to any one of source and drain electrodes of the second transistor.

公开(公告)号：US20180190204A1

公开(公告)日：2018-07-05

申请号：US15844618

申请日：2017-12-17

Applicant: Samsung Display Co., Ltd

Inventor： Kyoung Ju SHIN ,  Cheol Gon Lee ,  Sang Uk Lim ,  Chang Yong Jeong

IPC: G09G3/3266 ,  G09G3/325 ,  G09G3/3275 ,  G09G3/36 ,  G02F1/1343

CPC classification number: G09G3/3266 ,  G02F1/134336 ,  G09G3/325 ,  G09G3/3275 ,  G09G3/3677 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2310/0216 ,  G09G2310/0251 ,  G09G2310/0267 ,  G09G2310/0286 ,  G09G2310/0289 ,  G11C19/28

Abstract: A scan driver, includes a plurality of stage circuits, each of which includes a driving circuit unit providing an output signal and an inverter inverting the output signal of the driving circuit unit and generating a scan signal, in which the inverter includes a first transistor and a second transistor, which are complementarily operated, the first transistor is a P-type polysilicon transistor, and the second transistor is an N-type oxide semiconductor transistor. A display device may include the scan driver.