公开(公告)号：US11527718B2

公开(公告)日：2022-12-13

申请号：US16366687

申请日：2019-03-27

Applicant: Samsung Display Co., Ltd.

Inventor： Sungwoo Jung ,  Soonjung Wang

IPC: C23C14/04 ,  H01L51/00 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A mask assembly and an organic light emitting display device manufactured using the mask assembly are capable of realizing an organic light emitting display device having a hole in a display area, the mask assembly including a frame defining a first opening area, a first mask on the frame and defining a plurality of second opening areas that overlap the first opening area, and a second mask fixed to the frame across the plurality of second opening areas, and including a body portion overlapping the first mask, a blocking portion at each respective one of the second opening areas, and a pattern portion between the body portion and the blocking portion, and defining a plurality of holes.

公开(公告)号：US12010904B2

公开(公告)日：2024-06-11

申请号：US18063668

申请日：2022-12-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sungwoo Jung ,  Soonjung Wang

IPC: H10K59/12 ,  C23C14/04 ,  H10K50/844 ,  H10K71/00 ,  H10K71/16

CPC classification number: H10K71/166 ,  C23C14/042 ,  H10K50/844 ,  H10K59/12 ,  H10K71/00 ,  H10K71/164

Abstract: A mask assembly and an organic light emitting display device manufactured using the mask assembly are capable of realizing an organic light emitting display device having a hole in a display area, the mask assembly including a frame defining a first opening area, a first mask on the frame and defining a plurality of second opening areas that overlap the first opening area, and a second mask fixed to the frame across the plurality of second opening areas, and including a body portion overlapping the first mask, a blocking portion at each respective one of the second opening areas, and a pattern portion between the body portion and the blocking portion, and defining a plurality of holes.