US 12,433,075 B2
Display device
Jungcheol Shin, Seoul (KR); SungKi Kim, Goyang-si (KR); GiSang Hong, Seoul (KR); and YoungWook Lee, Paju-si (KR)
Assigned to LG Display Co., Ltd, (KR)
Filed by LG DISPLAY CO., LTD., Seoul (KR)
Filed on Jul. 26, 2022, as Appl. No. 17/873,575.
Claims priority of application No. 10-2021-0117591 (KR), filed on Sep. 3, 2021; application No. 10-2021-0117610 (KR), filed on Sep. 3, 2021; and application No. 10-2021-0187158 (KR), filed on Dec. 24, 2021.
Prior Publication US 2023/0082560 A1, Mar. 16, 2023
Int. Cl. H01L 33/56 (2010.01); H01L 33/62 (2010.01); H10H 20/854 (2025.01); H10H 20/857 (2025.01)
CPC H10H 20/854 (2025.01) [H10H 20/857 (2025.01)] 15 Claims
OG exemplary drawing
 
1. A display device comprising:
a transistor disposed over a substrate;
a planarization layer disposed over the transistor;
a light-emitting element disposed over the planarization layer; and
a plurality of insulating layers disposed between the substrate and the light-emitting element,
wherein at least one of the planarization layer and the plurality of insulating layers is a hydrogen blocking layer doped with a hydrogen capture material, and
wherein the hydrogen blocking layer includes a concave-convex pattern.