公开(公告)号：US20220367827A1

公开(公告)日：2022-11-17

申请号：US17743378

申请日：2022-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Sangshin Lee ,  Sanghoon Kim ,  Seoyeon Kim ,  Seil Kim ,  Youngeun Ryu ,  Jongsung Park ,  Sangmin Yi ,  Seungjin Lee ,  Wonyoung Jang

IPC: H01L51/50 ,  H01L51/56 ,  H01L51/00

Abstract: A display apparatus, a mask assembly for manufacturing the display apparatus, and an apparatus for manufacturing the display apparatus. The display apparatus includes a substrate, a first pixel electrode, a second pixel electrode, and a third pixel electrode located on the substrate and adjacent to one another, a first lower emission layer, a second lower emission layer, and a third lower emission layer respectively corresponding to the first through third pixel electrodes and configured to emit light of different wavelength bands, a counter electrode located on the first through third lower emission layers, and a first common layer located between the first through third pixel electrodes and the first through third lower emission layers. The first common layer includes a 1-1st pattern unit, a 1-2nd pattern unit, and a 1-3rd pattern unit respectively corresponding to the first through third pixel electrodes and disconnected from one another.

公开(公告)号：US11619605B2

公开(公告)日：2023-04-04

申请号：US16727086

申请日：2019-12-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seoyeon Kim

IPC: G01N27/20 ,  G02F1/1339 ,  G02F1/1362 ,  G09G3/3258 ,  H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes: a first substrate including a display area and a peripheral area; a second substrate overlapping the first substrate; a sealing unit surrounding the display area and disposed between the first substrate and the second substrate; and a first resistance measuring pattern located at an upper surface of the sealing unit, and a second resistance measuring pattern located at a lower surface of the sealing unit, wherein each of the first and second resistance measuring patterns extends along edges of the first substrate and has a rectangular shape including an open side.

公开(公告)号：US20240018641A1

公开(公告)日：2024-01-18

申请号：US18314371

申请日：2023-05-09

Applicant: Samsung Display Co., Ltd.

Inventor： Seoyeon Kim ,  Mina Woo ,  Jongdae Lee ,  Hongkyun Ahn ,  Sangwoo Jo

IPC: C23C14/04

CPC classification number: C23C14/042

Abstract: A mask assembly includes a mask frame having an opening area, and a mask sheet disposed on the mask frame to overlap the opening area, the mask sheet including a first area, and a second area surrounding the first area. The first area includes a first opening pattern that is a half-etched pattern, the second area includes a second opening pattern that is a penetrating pattern, and in a plan view, the first opening pattern and the second opening pattern are different from each other.

公开(公告)号：US20230172039A1

公开(公告)日：2023-06-01

申请号：US17987640

申请日：2022-11-15

Applicant: Samsung Display Co., Ltd.

Inventor： Mina Woo ,  Sujung Kang ,  Sanghoon Kim ,  Seoyeon Kim ,  Jongsung Park ,  Hongkyun Ahn ,  Jiyun Chun ,  Sangwoo Jo

IPC: H01L51/00 ,  H01L51/56 ,  C23C14/04 ,  C23C14/24

CPC classification number: H01L51/0011 ,  H01L51/001 ,  H01L51/56 ,  C23C14/042 ,  C23C14/24

Abstract: A mask frame assembly includes: a mask including a plurality of opening portions; and a frame coupled to an edge of the mask, wherein the mask includes: first shielding portions extending in a first direction and parallel to each other; second shielding portions parallel to each other and extending in a second direction crossing the first direction, such that the plurality of opening portions are defined together with the first shielding portions; and a first protrusion on the first shielding portion, wherein, in the second direction, a distance from an opening portion on one side of the first shielding portion is different from a distance from an opening portion on another side of the first shielding portion.

公开(公告)号：US20230147283A1

公开(公告)日：2023-05-11

申请号：US17982430

申请日：2022-11-07

Applicant: Samsung Display Co., Ltd.

Inventor： Seoyeon Kim ,  Hongkyun Ahn ,  Sujung Kang ,  Jiyun Chun ,  Sangwoo Jo

IPC: H01L51/56 ,  H01L51/00

CPC classification number: H01L51/56 ,  H01L51/0011 ,  H01L51/0017

Abstract: An apparatus for manufacturing a display device includes a mask arranged to face a substrate and a deposition source arranged to face the mask, wherein the mask includes a frame that includes a plurality of first frames that extend in a first direction and a plurality of second frames that extend in a second direction that intersects the first direction, an opening defined by the plurality of first frames and the plurality of second frames, and a plurality of laser marks located on at least one of the plurality of first frames and the plurality of second frames and generated by irradiating a laser beam.