公开(公告)号：US20220102638A1

公开(公告)日：2022-03-31

申请号：US17347509

申请日：2021-06-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： MINJI JANG ,  Jongdae Lee ,  Jongbum Kim ,  Sanghoon Kim ,  Sangheon Jeon

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

Abstract: Provided are a mask-frame assembly including (i) a frame including an opening portion, (ii) an open mask coupled to the frame to cover the opening portion and including a main portion including a plurality of openings located in the opening portion, a first rib connected to the main portion and extending in a first direction away from a center of the main portion, a second rib connected to the main portion and extending in a second direction across the first direction and away from the center of the main portion, and a first bridge portion connecting a first edge of the first rib in a direction toward the second rib to a second edge of the second rib in a direction toward the first rib, and (iii) mask sticks overlapping the open mask, having both ends coupled to the frame, and including a plurality of holes.

公开(公告)号：US20240107866A1

公开(公告)日：2024-03-28

申请号：US18347809

申请日：2023-07-06

Applicant: Samsung Display Co., LTD.

Inventor： MINJI JANG

IPC: H10K71/16 ,  H10K59/70 ,  H10K59/88 ,  H10K71/20

CPC classification number: H10K71/166 ,  H10K59/70 ,  H10K59/88 ,  H10K71/20

Abstract: An embodiment provides a deposition mask including an opening area including an opening; a first dummy opening area disposed at a first side of the opening area in a first direction and having a first dummy opening in the first dummy opening area; and a second dummy opening area disposed at a second side of the opening area in the first direction and having a second dummy opening in the second dummy opening area. A first side and a second side of the opening are asymmetrical with respect to a second direction intersecting the first direction, and the first dummy opening and the second dummy opening are symmetrical with the opening with respect to the second direction.

公开(公告)号：US20240423054A1

公开(公告)日：2024-12-19

申请号：US18420678

申请日：2024-01-23

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Shin LEE ,  YEONJU KANG ,  SANGHOON KIM ,  Seung Jin LEE ,  Yuri LEE ,  MINJI JANG

IPC: H10K59/35 ,  H10K59/122

Abstract: A light emitting display device includes: a unit pixel group having at least two unit pixels, wherein a unit pixel includes first, second, and third light emitting layers respectively corresponding to three primary colors, the first light emitting layer includes two first light emitting layers in one unit pixel, a laser drilling position is formed in one part of the unit pixel group, the second and third light emitting layers adjacent to the laser drilling position are formed of second and third modified light emitting layers, respectively, including grooves, the second and third light emitting layers do not include grooves, areas of the second modified light emitting layer and the second normal light emitting layer are the same, and areas of the third modified light emitting layer and the third normal light emitting layer are the same.

公开(公告)号：US20240076772A1

公开(公告)日：2024-03-07

申请号：US18324623

申请日：2023-05-26

Applicant: Samsung Display Co., LTD.

Inventor： SANGHOON KIM ,  YEONJU KANG ,  Sang Shin LEE ,  Seung Jin LEE ,  MINJI JANG

IPC: C23C14/04 ,  C23C14/24

CPC classification number: C23C14/042 ,  C23C14/24 ,  H10K59/40

Abstract: One or more embodiments provides a mask assembly including a frame defining an opening, a mask stick above the frame, extending in a first direction, defining through-holes, and including pattern areas that include one or more first non-hole portions in which no through-hole exists, and one or more second non-hole portions in which no through-hole exists, and a first support stick between the frame and the mask stick, extending in a second direction crossing the first direction, and overlapping the one or more second non-hole portions.