US 11,839,125 B2
Organic light emitting display apparatus
Taemin Kim, Paju-si (KR); Kyunghoon Han, Seoul (KR); and Wonhoe Koo, Goyang-si (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Dec. 7, 2020, as Appl. No. 17/113,900.
Claims priority of application No. 10-2019-0179607 (KR), filed on Dec. 31, 2019.
Prior Publication US 2021/0202606 A1, Jul. 1, 2021
Int. Cl. H10K 59/35 (2023.01); H10K 59/38 (2023.01); H10K 59/32 (2023.01); H10K 102/00 (2023.01); H10K 50/84 (2023.01); H10K 50/85 (2023.01)
CPC H10K 59/353 (2023.02) [H10K 50/84 (2023.02); H10K 50/85 (2023.02); H10K 59/351 (2023.02); H10K 59/352 (2023.02); H10K 59/32 (2023.02); H10K 59/38 (2023.02); H10K 2102/351 (2023.02)] 22 Claims
OG exemplary drawing
 
1. An organic light emitting display apparatus, comprising:
a substrate including a plurality of pixels having a plurality of sub-pixels;
a plurality of organic light emitting elements at the plurality of sub-pixels;
a plurality of light extraction patterns on the plurality of organic light emitting elements and having different shapes at each of the plurality of sub-pixels;
an encapsulation part on the plurality of organic light emitting elements; and
a plurality of color filters on the encapsulation part to correspond to the plurality of sub-pixels.