公开(公告)号：US12085450B2

公开(公告)日：2024-09-10

申请号：US17111258

申请日：2020-12-03

Applicant: Samsung Display Co., Ltd.

Inventor： Su Hwan Lee ,  Young Bae Kee ,  Min Woo Kim ,  Un Cheol Sung ,  Byoung Gu An ,  Jae Soo Ha

IPC: G01J5/00 ,  B05B15/52 ,  G01J5/52 ,  G01J5/60

CPC classification number: G01J5/0037 ,  B05B15/52 ,  G01J5/52 ,  G01J5/60 ,  G01J2005/0077

Abstract: A method for inspecting a nozzle includes: measuring a temperature of the nozzle; comparing the temperature of the nozzle with a reference temperature; and determining whether or not the nozzle is clogged based on the temperature of the nozzle.

公开(公告)号：US10283713B2

公开(公告)日：2019-05-07

申请号：US16176012

申请日：2018-10-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Su Hwan Lee ,  Eun Ho Kim

IPC: C23C14/00 ,  H01L51/00 ,  H01L51/52 ,  H01L51/56

Abstract: A deposition mask assembly includes a frame including a first opening portion and a second opening portion spaced apart from each other in a first direction, a first split mask group including a plurality of first split masks arranged on the first opening portion in a second direction crossing the first direction, and a second split mask group including a plurality of second split masks arranged on the second opening portion in the second direction, wherein a boundary between adjacent first split masks in the second direction and a boundary between adjacent second split masks in the second direction are at different positions.

公开(公告)号：US10079359B2

公开(公告)日：2018-09-18

申请号：US15601237

申请日：2017-05-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eun Ho Kim ,  Da Hye Kim ,  Su Hwan Lee ,  Sang Yeol Kim

IPC: H01L51/52 ,  H01L51/50 ,  H01L27/32

CPC classification number: H01L51/5221 ,  H01L27/3211 ,  H01L27/3244 ,  H01L51/5036 ,  H01L51/504 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5206 ,  H01L51/5215 ,  H01L51/5218 ,  H01L51/5234

Abstract: An organic light emitting diode according to the present disclosure includes a first electrode, a second electrode overlapping the first electrode, and an emission layer disposed between the first electrode and the second electrode. The second electrode includes a bottom region and a top region. The bottom region includes a MgAg alloy including more Mg than Ag. The top region includes a AgMg alloy including more Ag than Mg.

公开(公告)号：US10128440B2

公开(公告)日：2018-11-13

申请号：US15175282

申请日：2016-06-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Su Hwan Lee ,  Eun Ho Kim

IPC: H01L51/00 ,  H01L51/52 ,  H01L51/56

Abstract: A deposition mask assembly includes a frame including a first opening portion and a second opening portion spaced apart from each other in a first direction, a first split mask group including a plurality of first split masks arranged on the first opening portion in a second direction crossing the first direction, and a second split mask group including a plurality of second split masks arranged on the second opening portion in the second direction, wherein a boundary between adjacent first split masks in the second direction and a boundary between adjacent second split masks in the second direction are at different positions.