公开(公告)号：US20240011143A1

公开(公告)日：2024-01-11

申请号：US18347792

申请日：2023-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： Areum Lee ,  Jeongkuk Kim ,  Hwi Kim ,  Youngmin Moon ,  Seungyong Song ,  Eunbee Jo ,  Kyuhwan Hwang

IPC: C23C14/04 ,  H10K71/16

CPC classification number: C23C14/042 ,  H10K71/166

Abstract: Provided are a mask assembly and a manufacturing method thereof, and an apparatus and a method of manufacturing a display device. The mask assembly includes a mask frame including an opening region, a support member disposed on the mask frame to divide the opening region into at least two, and a mask sheet disposed on the support member to overlap the opening region and including uneven edge portions and a plurality of holes.

公开(公告)号：US12200973B2

公开(公告)日：2025-01-14

申请号：US18465805

申请日：2023-09-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sangha Park ,  Kyuhwan Hwang ,  Dahee Jeong ,  Eunbee Jo

IPC: H10K59/121

Abstract: A display device includes: a first main pixel being configured to emit light of a first color, and a second main pixel being configured to emit light of a second color; and a first auxiliary pixel and a second auxiliary pixel on the second area, the first auxiliary pixel being configured to emit light of the first color, and the second auxiliary pixel being configured to emit light of the second color, wherein a first virtual line passing through a center of an emission area of the first main pixel and a center of an emission area of the first auxiliary pixel is parallel to a first direction, and a second virtual line passing through a center of an emission area of the second main pixel and a center of an emission area of the second auxiliary pixel crosses the first direction.

公开(公告)号：US11758765B2

公开(公告)日：2023-09-12

申请号：US18146337

申请日：2022-12-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sangha Park ,  Kyuhwan Hwang ,  Dahee Jeong ,  Eunbee Jo

IPC: H01L21/00 ,  H10K59/121

CPC classification number: H10K59/121

Abstract: A display device includes: a first main pixel being configured to emit light of a first color, and a second main pixel being configured to emit light of a second color; and a first auxiliary pixel and a second auxiliary pixel on the second area, the first auxiliary pixel being configured to emit light of the first color, and the second auxiliary pixel being configured to emit light of the second color, wherein a first virtual line passing through a center of an emission area of the first main pixel and a center of an emission area of the first auxiliary pixel is parallel to a first direction, and a second virtual line passing through a center of an emission area of the second main pixel and a center of an emission area of the second auxiliary pixel crosses the first direction.

公开(公告)号：US20220093863A1

公开(公告)日：2022-03-24

申请号：US17326194

申请日：2021-05-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyu Hwan HWANG ,  Jeongkuk Kim ,  Hwi Kim ,  Kanghyun Nam ,  Sangha Park ,  Areum Lee ,  Da-Hee Jeong ,  Eunbee Jo ,  Seungmin Jin ,  Jaemin Hong

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/56 ,  C23C14/04 ,  C23C14/24

Abstract: A deposition mask for manufacturing a display panel includes a metallic base having a thickness of about 50 micrometers to about 200 micrometers and a plurality of openings defined therein, wherein at least some of the openings include a first opening having a first width and a second opening having a second width smaller than the first width respectively defined along a thickness direction of the metallic base, and wherein the metallic base includes a first part in which the first opening is defined, and a second part in which the second opening is defined, the second part having a width that increases in a direction downward from a top surface of the metallic base along the thickness direction of the metallic base.

公开(公告)号：US20240035143A1

公开(公告)日：2024-02-01

申请号：US18313562

申请日：2023-05-08

Applicant: Samsung Display Co., Ltd.

Inventor： Sangha Park ,  Dahee Jeong ,  Eunbee Jo

IPC: C23C14/04 ,  H10K71/16

CPC classification number: C23C14/042 ,  H10K71/166

Abstract: An apparatus for manufacturing a display apparatus includes a chamber, a mask assembly located in the chamber to face a display substrate, and including at least one deposition area, and a deposition source located in the chamber to face the mask assembly, wherein the mask assembly includes a mask frame including an opening area, at least one shield stick intersecting the opening area, and at least one mask sheet covering at least part of the opening area and at least partially overlapping the at least one shield stick, and each of the at least one mask sheet includes a first body including a hole area including pattern holes and covering the at least one deposition area, and a second body connected to the first body and fixed to the mask frame, and a maximum width of the first body is greater than a maximum width of the second body.

公开(公告)号：US20230416901A1

公开(公告)日：2023-12-28

申请号：US18125885

申请日：2023-03-24

Applicant: Samsung Display Co., Ltd.

Inventor： Dahee Jeong ,  Sangha Park ,  Seungyong Song ,  Eunbee Jo ,  Youngsuck Choi ,  Kyuhwan Hwang

IPC: C23C14/04 ,  H10K59/12 ,  C23C14/24

CPC classification number: C23C14/042 ,  C23C14/24 ,  H10K59/1201

Abstract: An apparatus for manufacturing a display device includes a mask assembly that includes a mask frame including an opening area, at least one shield stick fixed on the mask frame in a tensioned state across the opening area of the mask frame, and a plurality of mask sheets covering at least part of the opening area of the mask frame and at least partially overlapping the at least one shield stick. The at least one shield stick includes a first shield member, a second shield member at least partially overlapping the first shield member, and a third shield member at least partially overlapping the first shield member. The second shield member and the third shield member are disposed above the first shield member and are closer to the plurality of mask sheets than the first shield member is close to the plurality of mask sheets.

公开(公告)号：US11538878B2

公开(公告)日：2022-12-27

申请号：US17342269

申请日：2021-06-08

Applicant: Samsung Display Co., Ltd.

Inventor： Sangha Park ,  Kyuhwan Hwang ,  Dahee Jeong ,  Eunbee Jo

IPC: H01L27/32

Abstract: A display device includes: a first main pixel being configured to emit light of a first color, and a second main pixel being configured to emit light of a second color; and a first auxiliary pixel and a second auxiliary pixel on the second area, the first auxiliary pixel being configured to emit light of the first color, and the second auxiliary pixel being configured to emit light of the second color, wherein a first virtual line passing through a center of an emission area of the first main pixel and a center of an emission area of the first auxiliary pixel is parallel to a first direction, and a second virtual line passing through a center of an emission area of the second main pixel and a center of an emission area of the second auxiliary pixel crosses the first direction.

公开(公告)号：US11950489B2

公开(公告)日：2024-04-02

申请号：US17326194

申请日：2021-05-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyu Hwan Hwang ,  Jeongkuk Kim ,  Hwi Kim ,  Kanghyun Nam ,  Sangha Park ,  Areum Lee ,  Da-Hee Jeong ,  Eunbee Jo ,  Seungmin Jin ,  Jaemin Hong

IPC: H10K71/16 ,  C23C14/04 ,  C23C14/24 ,  H10K59/12 ,  H10K71/00

CPC classification number: H10K71/166 ,  C23C14/042 ,  C23C14/24 ,  H10K59/12 ,  H10K71/00 ,  H10K71/164

Abstract: A deposition mask for manufacturing a display panel includes a metallic base having a thickness of about 50 micrometers to about 200 micrometers and a plurality of openings defined therein, wherein at least some of the openings include a first opening having a first width and a second opening having a second width smaller than the first width respectively defined along a thickness direction of the metallic base, and wherein the metallic base includes a first part in which the first opening is defined, and a second part in which the second opening is defined, the second part having a width that increases in a direction downward from a top surface of the metallic base along the thickness direction of the metallic base.

公开(公告)号：US20240008307A1

公开(公告)日：2024-01-04

申请号：US18465805

申请日：2023-09-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sangha Park ,  Kyuhwan Hwang ,  Dahee Jeong ,  Eunbee Jo

IPC: H10K59/121

CPC classification number: H10K59/121

Abstract: A display device includes: a first main pixel being configured to emit light of a first color, and a second main pixel being configured to emit light of a second color; and a first auxiliary pixel and a second auxiliary pixel on the second area, the first auxiliary pixel being configured to emit light of the first color, and the second auxiliary pixel being configured to emit light of the second color, wherein a first virtual line passing through a center of an emission area of the first main pixel and a center of an emission area of the first auxiliary pixel is parallel to a first direction, and a second virtual line passing through a center of an emission area of the second main pixel and a center of an emission area of the second auxiliary pixel crosses the first direction.

公开(公告)号：US20230407451A1

公开(公告)日：2023-12-21

申请号：US18313607

申请日：2023-05-08

Applicant: Samsung Display Co., Ltd.

Inventor： Areum Lee ,  Hwi Kim ,  Kyuhwan Hwang ,  Jeongkuk Kim ,  Seungyong Song ,  Eunbee Jo

IPC: C23C14/04

CPC classification number: C23C14/042

Abstract: A method of manufacturing a mask assembly includes preparing a mask frame including an opening area, forming an opening of a first group in a first area of a center of a mask sheet, tensioning and fixing the mask sheet to the mask frame, and forming an opening of a second group in a second area of the mask sheet. The second area surrounds the first area.