US 11,844,259 B2
Display apparatus
Kangmoon Jo, Yongin-si (KR); Ansu Lee, Yongin-si (KR); and Jungbae Song, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Apr. 30, 2021, as Appl. No. 17/245,591.
Claims priority of application No. 10-2020-0083671 (KR), filed on Jul. 7, 2020.
Prior Publication US 2022/0013587 A1, Jan. 13, 2022
Int. Cl. H10K 59/38 (2023.01); H10K 59/12 (2023.01)
CPC H10K 59/38 (2023.02) [H10K 59/12 (2023.02)] 36 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a lower substrate;
a first light-emitting device on the lower substrate, the first light-emitting device including a second-color emission layer;
an upper substrate above the lower substrate with the first light-emitting device disposed between the upper substrate and the lower substrate, the upper substrate including a first area corresponding to the first light-emitting device;
a second-color color filter layer on a lower surface of the upper substrate, wherein
the lower surface faces the lower substrate, and
the second-color color filter layer includes a first opening exposing the first area;
a first-color color filter layer comprising a portion filling the first opening and a portion on a lower surface of the second-color color filter layer, wherein the lower surface of the second-color color filter layer faces the lower substrate;
a bank between the first-color and second-color color filter layers and the lower substrate, the bank including a second opening corresponding to the first area; and
a first-color quantum dot layer filling the second opening,
wherein the second opening includes a portion overlapping the first opening and a portion outside the first opening in a plan view.