US 12,219,854 B2
Display device
Hyeon Bum Lee, Hwaseong-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Jul. 14, 2022, as Appl. No. 17/865,071.
Claims priority of application No. 10-2021-0168373 (KR), filed on Nov. 30, 2021.
Prior Publication US 2023/0172026 A1, Jun. 1, 2023
Int. Cl. H10K 59/40 (2023.01); H05K 1/18 (2006.01); H10K 50/84 (2023.01); H10K 50/856 (2023.01); H10K 50/86 (2023.01)
CPC H10K 59/40 (2023.02) [H05K 1/189 (2013.01); H10K 50/84 (2023.02); H10K 50/856 (2023.02); H10K 50/865 (2023.02); H05K 2201/10128 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A display device comprising:
a plurality of light emitting elements disposed on a substrate, and each of the plurality of light emitting elements including:
a first electrode;
an emission layer; and
a second electrode;
a low-reflective layer disposed on the light emitting element, and including an inorganic material;
an encapsulation layer positioned on the low-reflective layer;
a reflection adjustment layer positioned on the encapsulation layer;
a capping layer positioned on the reflection adjustment layer; and
an overcoat layer positioned on the capping layer, wherein
the reflection adjustment layer includes dyes, pigments, or a combination thereof,
the reflection adjustment layer comprises a first opening that overlaps a first component area and a second opening that overlaps a second component area, and
the capping layer forms a step in the first opening and the second opening.