公开(公告)号：US20210296550A1

公开(公告)日：2021-09-23

申请号：US17266387

申请日：2019-02-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Xinxing LI ,  Dae Hyun KIM ,  Myeong Hee KIM ,  Veidhes BASRUR ,  Je Won YOO ,  Bek Hyun LIM

IPC: H01L33/62 ,  G09G3/32 ,  H01L33/38 ,  H01L27/15 ,  H01L33/00

Abstract: A display device may include a substrate including a display area and a non-display area; and pixels provided in the display area, each of the plurality of pixels comprising sub-pixels. Each of the plurality of sub-pixels may include a pixel circuit layer including at least one transistor, and a display element layer including an emission area and a peripheral area, a first electrode provided in the emission area, a second electrode spaced apart from the first electrode, at least one light emitting element provided in the emission area, and including a first end electrically connected to the first electrode, and a second end electrically connected to the second electrode; a first connection line provided in the peripheral area; and a bridge pattern provided in the peripheral area, and diverging from the first connection line. The bridge pattern may be electrically disconnected from each of the first and second electrodes.

公开(公告)号：US20210288220A1

公开(公告)日：2021-09-16

申请号：US17260944

申请日：2018-12-13

Applicant: Samsung Display Co., Ltd.

Inventor： Won Sik OH ,  Sin Chul KANG ,  Dae Hyun KIM ,  Hyun Min CHO

IPC: H01L33/38 ,  H01L27/15 ,  H01L33/62

Abstract: A display device includes a first electrode stem and a second electrode stem extended in a first direction and spaced from each other, a first electrode branch branching off from the first electrode stem and extended in a second direction, a second electrode branch branching off from the second electrode stem and extended in the second direction, a third electrode between the first electrode branch and the second electrode branch and one or more light-emitting elements between the first electrode branch and the third electrode and between the third electrode and the second electrode branch, wherein the third electrode is extended in the second direction, and both ends of the third electrode in the second direction are spaced from the first electrode stem and from the second electrode stem, respectively.

公开(公告)号：US20210265419A1

公开(公告)日：2021-08-26

申请号：US17316339

申请日：2021-05-10

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Uk KIM ,  Hyun Min CHO ,  Keun Kyu SONG ,  Dae Hyun KIM ,  Jung Hong MIN ,  Seung A LEE ,  Hyung Rae CHA

IPC: H01L27/15 ,  H01L33/50 ,  H01L33/60

Abstract: A display device includes a first pixel and a second pixel; a light emitting layer; a color conversion layer on the light emitting layer; and a color filter layer on the color conversion layer, the light emitting layer including one or more light emitting elements in the first pixel and the second pixel, the color conversion layer including a first color conversion layer in the first pixel and a second color conversion layer in the second pixel. The color filter layer includes a first color filter layer in the first pixel and a second color filter layer in the second pixel, the light emitting elements capable of emitting a first light having a first wavelength, each of the first color conversion layer and the second color conversion layer including first color conversion particles and second color conversion particles.

公开(公告)号：US20210265324A1

公开(公告)日：2021-08-26

申请号：US17261414

申请日：2019-01-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Tae Jin KONG ,  Hee Keun LEE ,  Xinxing LI ,  Hyun Min CHO ,  Dae Hyun KIM ,  Myeong Hee KIM ,  Veidhes BASRUR ,  Chang Il TAE

IPC: H01L25/075 ,  H01L27/12 ,  H01L33/24 ,  H01L33/62

Abstract: A light emitting device may include: a substrate including emission areas; a first electrode disposed on the substrate; a second electrode disposed on the substrate and spaced apart from the first electrode; light emitting elements disposed on the substrate, each of the light emitting elements including a first end and a second end in a longitudinal direction of the light emitting elements; a bank disposed in each of the emission areas and including openings in which portions of each of the unit emission areas are exposed; a first contact electrode that electrically connects the first electrode with the first end of each of the light emitting elements; and a second contact electrode that electrically connects the second electrode with the second end of each of the light emitting elements. At least one of the light emitting elements may be disposed in each of the openings.

公开(公告)号：US20210242380A1

公开(公告)日：2021-08-05

申请号：US17049950

申请日：2018-09-27

Applicant: Samsung Display Co., Ltd.

Inventor： Dae Hyun KIM ,  Hyun Min CHO ,  Hyun Deok IM ,  Jong Hyuk KANG ,  Keun Kyu SONG ,  Joo Yeol LEE ,  Bek Hyun LIM ,  SUNG-CHAN JO

IPC: H01L33/62 ,  H01L25/16 ,  H01L25/075 ,  H01L33/38 ,  H01L27/12

Abstract: A light emitting device may include: a substrate including a plurality of unit light emitting regions; and first to fourth insulating layers sequentially on the substrate. Each of the unit light emitting regions may include: at least one light emitting element on the first insulating layer, the at least one light emitting element including a first end portion and a second end portion in a length direction thereof; first and second banks on the substrate; a first electrode on the first bank and a second electrode on the second bank; a first contact electrode on the first electrode; a second contact electrode on the second electrode; and a conductive pattern provided between the first insulating layer and the first contact electrode, the conductive pattern surrounding the first and second electrodes when viewed on a plane.

公开(公告)号：US20210012718A1

公开(公告)日：2021-01-14

申请号：US17033572

申请日：2020-09-25

Applicant: Samsung Display Co., Ltd.

Inventor： Chul Kyu KANG ,  Sangmoo CHOI ,  Dae Hyun KIM ,  Dongsun LEE

IPC: G09G3/3258 ,  G09G3/3275 ,  G09G3/3233

Abstract: A display device includes a display panel including a plurality of pixels and a panel driver that drives the display panel. Each of the pixels includes a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a sixth transistor, a seventh transistor, an eighth transistor, a first capacitor, and an emission element.

公开(公告)号：US20200152127A1

公开(公告)日：2020-05-14

申请号：US16681265

申请日：2019-11-12

Applicant: Samsung Display Co., Ltd.

Inventor： Chul Kyu KANG ,  Dae Hyun KIM ,  Sung Hwan KIM ,  Soo Hee OH ,  Dong Sun LEE ,  Sang Moo CHOI

IPC: G09G3/3258

Abstract: Provided herein may be a stage and an emission control driver having the same. The stage may include an output unit configured to supply a voltage of a first or second power supply to a first output terminal depending on voltages of first and second nodes, an input unit configured to control the voltages of the second node and a third node, a first signal processing unit configured to control the voltage of the first node, and supply a voltage corresponding to the first node to a second output terminal, a second signal processing unit including a second capacitor coupled between the third node and a fifth node, the second signal processing unit being configured to control the voltage of the first node, and control a potential difference between opposite terminals of the second capacitor, and a third signal processing unit configured to control the voltage of the second node.

公开(公告)号：US20200013338A1

公开(公告)日：2020-01-09

申请号：US16503106

申请日：2019-07-03

Applicant: Samsung Display Co., Ltd.

Inventor： Chul Kyu KANG ,  Sangmoo CHOI ,  Dae Hyun KIM ,  Dongsun LEE

IPC: G09G3/3258 ,  G09G3/3233 ,  G09G3/3275

Abstract: A display device includes a display panel including a plurality of pixels and a panel driver that drives the display panel. Each of the pixels includes a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a sixth transistor, a seventh transistor, an eighth transistor, a first capacitor, and an emission element.

公开(公告)号：US20190244567A1

公开(公告)日：2019-08-08

申请号：US16214786

申请日：2018-12-10

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Min CHO ,  Sung Chul KIM ,  Dae Hyun KIM ,  Hye Yong CHU ,  Jong Hyuk KANG ,  Keun Kyu SONG ,  Joo Yeol LEE ,  Bek Hyun LIM ,  Hyun Deok IM

IPC: G09G3/3233 ,  H05B33/08 ,  H01L33/20 ,  H01L33/38 ,  H01L33/44 ,  H01L33/52 ,  H01L33/00

CPC classification number: G09G3/3233 ,  H01L33/0095 ,  H01L33/20 ,  H01L33/38 ,  H01L33/44 ,  H01L33/52 ,  H05B33/0821

Abstract: A display device includes: a substrate; a display element layer on one surface of the substrate and including at least one light emitting element emitting light; and a pixel circuit portion on the display element layer and including at least one transistor electrically connected to the light emitting element, wherein the display element layer includes: a first electrode on the substrate and electrically connected to one end of the light emitting element; a second electrode on the substrate and electrically connected to the other end of the light emitting element; and an insulation layer on the substrate including the second electrode, and having a first opening exposing a portion of the second electrode, and wherein the second electrode is electrically connected to the transistor through the first opening.

公开(公告)号：US20160365459A1

公开(公告)日：2016-12-15

申请号：US15010169

申请日：2016-01-29

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Jin HONG ,  Jae Woong KANG ,  Jong Hyuk KANG ,  Dae Hyun KIM ,  Jae Byung PARK ,  Joo Yeol LEE ,  Hyun Deok IM ,  Hyun Min CHO ,  Nam Seok ROH

IPC: H01L29/786 ,  H01L27/12 ,  G02F1/1333 ,  H01L29/423 ,  G02F1/1368 ,  H01L29/66 ,  H01L27/32

CPC classification number: H01L29/78669 ,  G02F1/1368 ,  G02F2201/40 ,  H01L21/28008 ,  H01L27/1262 ,  H01L27/1288 ,  H01L29/42384 ,  H01L29/66765 ,  H01L29/78603 ,  H01L29/78696

Abstract: A thin film transistor includes an insulating pattern disposed on a substrate, a gate electrode disposed on the insulating pattern, a gate insulating layer disposed on the gate electrode, a semiconductor layer disposed on the gate insulating layer, and a source electrode and a drain electrode, the source electrode and the drain electrode being disposed on the semiconductor layer and distanced apart from each other. The gate electrode surrounds an upper surface and a side surface of the insulating pattern and overlaps a first portion of a substrate surface.

Abstract translation: 薄膜晶体管包括设置在基板上的绝缘图案，设置在绝缘图案上的栅极电极，设置在栅电极上的栅极绝缘层，设置在栅极绝缘层上的半导体层，以及源电极和漏电极 源电极和漏电极设置在半导体层上并彼此分开。 栅电极围绕绝缘图案的上表面和侧表面，并与衬底表面的第一部分重叠。