公开(公告)号：US12051772B2

公开(公告)日：2024-07-30

申请号：US17447655

申请日：2021-09-14

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Bo Shim ,  Chang Woo Kwon ,  Bong-Kyun Kim ,  Jin SueK Kim ,  Hyo Suk Park ,  Ho Kil Oh ,  Eung Gyu Lee ,  Wan-Soon Im ,  Joon Hoo Choi

IPC: H01L33/12 ,  H01L33/62

CPC classification number: H01L33/62 ,  H01L2933/0066

Abstract: A display device includes: a first substrate; a plurality of metal layers on the first substrate and separated from each other; a buffer layer on the metal layer; a semiconductor layer on the buffer layer; a gate conductive layer on the semiconductor layer; a data conductive layer connected to the semiconductor layer; and a light-emitting element connected to the data conductive layer, wherein the metal layer includes a first portion partially overlapping the semiconductor layer in a third direction perpendicular to the surface of the first substrate, a second portion where the metal layer completely overlaps the semiconductor layer in the third direction, and a third portion where the metal layer does not overlap the semiconductor layer in the third direction.

公开(公告)号：US12039926B2

公开(公告)日：2024-07-16

申请号：US18301973

申请日：2023-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Wan-Soon Im ,  Chulho Kim ,  Kidan Lee ,  Jeong-Soo Lee ,  Jina Lee ,  Sugwoo Jung

IPC: G09G3/3208 ,  H10K59/122 ,  H10K59/131

CPC classification number: G09G3/3208 ,  H10K59/131 ,  G09G2320/0214 ,  G09G2320/0233 ,  G09G2340/0435 ,  H10K59/122

Abstract: A display device includes a light emitting element including an anode, a cathode, and a light emitting layer between the anode and the cathode, a first transistor connected between the anode and a first power line, the first transistor may be switched by a voltage of a node, a second transistor connected between the first transistor and a data line, the second transistor may be switched by a write scan signal, a third transistor connected between the node and the anode, the third transistor may be switched by a compensation scan signal, a fourth transistor connected between the node and an initialization line, the fourth transistor may be switched by an initialization scan signal, an insulating layer on the first to the fourth transistors, and a light blocking pattern protruding from the insulating layer, the light blocking pattern being adjacent to the third transistor and the fourth transistor.

公开(公告)号：US11631370B2

公开(公告)日：2023-04-18

申请号：US17721071

申请日：2022-04-14

Applicant: Samsung Display Co., Ltd.

Inventor： Wan-Soon Im ,  Chulho Kim ,  Kidan Lee ,  Jeong-Soo Lee ,  Jina Lee ,  Sugwoo Jung

IPC: G09G3/3208 ,  H01L27/32

Abstract: A display device includes a light emitting element including an anode, a cathode, and a light emitting layer between the anode and the cathode, a first transistor connected between the anode and a first power line, the first transistor may be switched by a voltage of a node, a second transistor connected between the first transistor and a data line, the second transistor may be switched by a write scan signal, a third transistor connected between the node and the anode, the third transistor may be switched by a compensation scan signal, a fourth transistor connected between the node and an initialization line, the fourth transistor may be switched by an initialization scan signal, an insulating layer on the first to the fourth transistors, and a light blocking pattern protruding from the insulating layer, the light blocking pattern being adjacent to the third transistor and the fourth transistor.

公开(公告)号：US20210104553A1

公开(公告)日：2021-04-08

申请号：US17122859

申请日：2020-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： Byung Hwan Chu ,  Sho Yeon Kim ,  Wan-Soon Im ,  Yong Tae Cho

IPC: H01L27/12 ,  G09G3/20 ,  H01L29/423

Abstract: A transistor display panel including a substrate, a gate line disposed on the substrate and extending in a first direction, a gate electrode protruding from the gate line, a gate insulating layer disposed on the gate line and the gate electrode, a semiconductor layer and an auxiliary layer disposed on the gate insulating layer and spaced apart from each other, a data line disposed on the gate insulating layer and extending in a second direction which is a direction crossing the gate line, a drain electrode disposed on the gate insulating layer and the semiconductor layer and spaced apart from the data line, and a pixel electrode connected to the drain electrode, in which the auxiliary layer overlaps an edge of the gate electrode in a plan view.

公开(公告)号：US10712596B2

公开(公告)日：2020-07-14

申请号：US14288553

申请日：2014-05-28

Applicant: Samsung Display Co., Ltd.

Inventor： Wan-Soon Im ,  MinWook Park ,  SuWan Woo ,  Eun-Kil Park ,  Jeongman Son ,  Changil Tae ,  Kee-Bum Park ,  Kyung-Bae Kim ,  Je Hyeong Park ,  Joohwan Park ,  Yu Deok Seo ,  Seungho Yang ,  Sejoon Oh ,  Heehwan Lee

IPC: G02F1/1333 ,  G02F1/1337 ,  G02F1/1343 ,  G02F1/1362

Abstract: A liquid crystal display includes a display substrate which includes a plurality of pixel areas and is curved in a first direction, an opposite substrate which faces the display substrate, is coupled to the display substrate, and is curved along the display substrate, and a liquid crystal layer disposed between the display substrate and the opposite substrate, where a plurality of domains are defined in each of the plurality of pixel areas, directions in which liquid crystal molecules of the liquid crystal layer are aligned are different from each other in at least two domains among the plurality of domains, and the plurality of domains is arranged in a second direction crossing the first direction.

公开(公告)号：US10698250B2

公开(公告)日：2020-06-30

申请号：US16057442

申请日：2018-08-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seok Kyu Yoon ,  Eun Ju Kim ,  Hyung June Kim ,  Byoung Sun Na ,  Sung Jae Park ,  Yun Seok Lee ,  Ik Soo Lee ,  Jun Pyo Lee ,  Wan-Soon Im ,  Jong Hak Hwang

IPC: G02F1/1335 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1337

Abstract: One or more embodiments of the present invention are directed to a liquid crystal display including: a first substrate and a second substrate facing each other; a first color pixel area, a second color pixel area, a third color pixel area, and a white pixel area on any one of the first substrate and the second substrate; and a liquid crystal layer between the first substrate and the second substrate. A first color filter is disposed in each of the first color pixel area and the white pixel area, and each of the first, second, third, and white pixel areas includes a plurality of domains, each two adjacent domains having a boundary between them, and the first color filter is disposed at at least one of the boundaries between the domains in the white pixel area.

公开(公告)号：US10515985B2

公开(公告)日：2019-12-24

申请号：US16059088

申请日：2018-08-09

Applicant: Samsung Display Co., Ltd.

Inventor： Byung Hwan Chu ,  Sho Yeon Kim ,  Wan-Soon Im ,  Yong Tae Cho

IPC: H01L27/12 ,  G09G3/20 ,  H01L29/423 ,  H01L29/417

Abstract: A transistor display panel including a substrate, a gate line disposed on the substrate and extending in a first direction, a gate electrode protruding from the gate line, a gate insulating layer disposed on the gate line and the gate electrode, a semiconductor layer and an auxiliary layer disposed on the gate insulating layer and spaced apart from each other, a data line disposed on the gate insulating layer and extending in a second direction which is a direction crossing the gate line, a drain electrode disposed on the gate insulating layer and the semiconductor layer and spaced apart from the data line, and a pixel electrode connected to the drain electrode, in which the auxiliary layer overlaps an edge of the gate electrode in a plan view.

公开(公告)号：US10261358B2

公开(公告)日：2019-04-16

申请号：US15823146

申请日：2017-11-27

Applicant: Samsung Display Co., Ltd.

Inventor： Byoung Sun Na ,  Hee June Kwak ,  Seok Kyu Yoon ,  Sang-Uk Lim ,  Seung Soo Baek ,  Seong Young Lee ,  Wan-Soon Im

IPC: G02F1/1335 ,  G02F1/1339 ,  G02F1/1333 ,  G02F1/1362

Abstract: Provided are a liquid crystal display panel and a manufacturing method thereof, and more particularly, a liquid crystal display panel including white pixels and a manufacturing method thereof. The liquid crystal display panel includes: a first substrate and a second substrate facing each other; a liquid crystal layer positioned between the first substrate and the second substrate; a plurality of color filters positioned on the first substrate and representing different colors from each other, in which at least two of the plurality of color filters overlap with each other on the first substrate to form an overlapping portion, and the overlapping portion forms a first spacer; a transparent filter positioned on the first substrate and positioned in a transmitting area of a white pixel; and a second spacer including the same material as the transparent filter.

公开(公告)号：US10228587B2

公开(公告)日：2019-03-12

申请号：US15823146

申请日：2017-11-27

Applicant: Samsung Display Co., Ltd.

Inventor： Byoung Sun Na ,  Hee June Kwak ,  Seok Kyu Yoon ,  Sang-Uk Lim ,  Seung Soo Baek ,  Seong Young Lee ,  Wan-Soon Im

IPC: G02F1/1335 ,  G02F1/1339 ,  G02F1/1333 ,  G02F1/1362

Abstract: Provided are a liquid crystal display panel and a manufacturing method thereof, and more particularly, a liquid crystal display panel including white pixels and a manufacturing method thereof. The liquid crystal display panel includes: a first substrate and a second substrate facing each other; a liquid crystal layer positioned between the first substrate and the second substrate; a plurality of color filters positioned on the first substrate and representing different colors from each other, in which at least two of the plurality of color filters overlap with each other on the first substrate to form an overlapping portion, and the overlapping portion forms a first spacer; a transparent filter positioned on the first substrate and positioned in a transmitting area of a white pixel; and a second spacer including the same material as the transparent filter.

公开(公告)号：US20180348571A1

公开(公告)日：2018-12-06

申请号：US16057442

申请日：2018-08-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seok Kyu Yoon ,  Eun Ju Kim ,  Hyung June Kim ,  Byoung Sun Na ,  Sung Jae Park ,  Yun Seok Lee ,  Ik Soo Lee ,  Jun Pyo Lee ,  Wan-Soon Im ,  Jong Hak Hwang

IPC: G02F1/1335 ,  G02F1/1362 ,  G02F1/1343 ,  G02F1/1337

Abstract: One or more embodiments of the present invention are directed to a liquid crystal display including: a first substrate and a second substrate facing each other; a first color pixel area, a second color pixel area, a third color pixel area, and a white pixel area on any one of the first substrate and the second substrate; and a liquid crystal layer between the first substrate and the second substrate. A first color filter is disposed in each of the first color pixel area and the white pixel area, and each of the first, second, third, and white pixel areas includes a plurality of domains, each two adjacent domains having a boundary between them, and the first color filter is disposed at at least one of the boundaries between the domains in the white pixel area.