公开(公告)号：US11079689B2

公开(公告)日：2021-08-03

申请号：US16418945

申请日：2019-05-21

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Wook Lee ,  Soon Wook Hong ,  Seung Rae Kim ,  Jae-Hyun Park ,  Min cheol Chae

IPC: G01B11/00 ,  G03F7/20 ,  G03F9/00

Abstract: A display device including: a substrate having display area and a non-display area; and an alignment mark disposed in the non-display area of the substrate. The alignment mark includes a quadrangular-shaped center portion and a plurality of measurement portions that surround the center portion, the plurality of measurement portions including four or more measurement portions, and each of the measurement portions including sides that are parallel with two sides of the quadrangular-shaped center portion.

公开(公告)号：US11963399B2

公开(公告)日：2024-04-16

申请号：US17349506

申请日：2021-06-16

Applicant: Samsung Display Co., LTD.

Inventor： Kwang Soo Lee ,  Seul-Ki Kim ,  Seung Rae Kim ,  Jae Hyun Lee ,  Ki Su Jin

IPC: H10K59/121 ,  G09G3/3225 ,  H10K59/122 ,  H10K59/131

CPC classification number: H10K59/1213 ,  G09G3/3225 ,  H10K59/122 ,  H10K59/131

Abstract: A display device includes a substrate including pixels including a first pixel and a second pixel, a driver of the first pixel disposed on the substrate, a driver of the second pixel disposed on the substrate, a first pixel electrode overlapping the driver of the first pixel and electrically connected to the driver of the first pixel, a second pixel electrode overlapping the driver of the first pixel and the driver of the second pixel and electrically connected to the driver of the second pixel, an emission layer disposed on the first pixel electrode and the second pixel electrode, and a common electrode disposed on the emission layer, wherein the second pixel electrode includes a first opening overlapping the driver of the first pixel.

公开(公告)号：US11222560B2

公开(公告)日：2022-01-11

申请号：US16230631

申请日：2018-12-21

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Wook Lee ,  Jae Ho Choi ,  Seung Rae Kim ,  Jae Min Seong ,  Min cheol Chae

IPC: G02F1/13 ,  G09G3/00 ,  G02F1/1335 ,  G02F1/1333

Abstract: An exemplary embodiment provides a display device including: a display part configured to include a display part color filter; and a peripheral part disposed at the upper side of the display part and including an inspection pattern for checking an alignment of the display part color filter. The inspection pattern may include a plurality of color filters having colors and reference patterns disposed at at least one side of the plurality of color filters. A number of the plurality of color filters of each color corresponds to a number of shots of a division exposure process. Adjacent color filters among the plurality of color filters may be disposed at different heights.

公开(公告)号：US20210318623A1

公开(公告)日：2021-10-14

申请号：US17355089

申请日：2021-06-22

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Wook LEE ,  Soon Wook Hong ,  Seung Rae Kim ,  Jae-Hyun Park ,  Min cheol Chae

IPC: G03F7/20 ,  G03F9/00

Abstract: A method of manufacturing a display device including: preparing a substrate having a display area and a non-display area; and forming an alignment mark disposed in the non-display area of the substrate. The alignment mark includes a quadrangular-shaped center portion and a plurality of measurement portions that surround the center portion, the plurality of measurement portions including four or more measurement portions, and each of the measurement portions including sides that are parallel with two sides of the quadrangular-shaped center portion.

公开(公告)号：US09989827B2

公开(公告)日：2018-06-05

申请号：US15412930

申请日：2017-01-23

Applicant: Samsung Display Co., Ltd

Inventor： Young Jae Jeon ,  Il You ,  Seung Rae Kim ,  Chun Yan Jin ,  Beom Soo Park ,  Jae Hyun Park ,  Sang Ju Lee ,  Hye Won Hyeon

IPC: H01L27/14 ,  H01L29/04 ,  H01L29/15 ,  H01L31/036 ,  G02F1/1368 ,  G02F1/1343 ,  G02F1/1362 ,  H01L27/12 ,  H01L29/417 ,  H01L29/423 ,  H01L29/786

CPC classification number: G02F1/1368 ,  G02F1/134309 ,  G02F1/136209 ,  G02F1/136227 ,  G02F1/136286 ,  G02F2001/134318 ,  G02F2001/136295 ,  H01L27/1248 ,  H01L29/41733 ,  H01L29/41775 ,  H01L29/42384 ,  H01L29/78636 ,  H01L29/78696 ,  H01L2029/42388

Abstract: A display device is provided. The display device includes a base; a gate conductor disposed directly on the base and including a gate line and a gate electrode; a gate insulating layer disposed on the gate conductor and including an overlap portion, which overlaps with the gate conductor, and a non-overlap portion, which is connected to the overlap portion, does not overlap with the gate conductor, and is spaced apart from the base; and a semiconductor pattern disposed on the gate insulating layer and overlapping with the gate electrode, wherein edges of the gate insulating layer project further than edges of the gate conductor and edges of the semiconductor pattern.