US 12,156,424 B2
Display panel, display device including the same, and manufacturing method thereof
Sanghak Shin, Goyang-si (KR); Hoon Kang, Goyang-si (KR); Soonhwan Hong, Goyang-si (KR); Youngmin Kim, Goyang-si (KR); Changsoo Kim, Paju-si (KR); and Inhyuk Song, Seoul (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Dec. 28, 2021, as Appl. No. 17/563,108.
Claims priority of application No. 10-2021-0074649 (KR), filed on Jun. 9, 2021.
Prior Publication US 2022/0399529 A1, Dec. 15, 2022
Int. Cl. H10K 50/858 (2023.01); G09G 3/3275 (2016.01); H10K 50/86 (2023.01); H10K 59/121 (2023.01); H10K 59/35 (2023.01)
CPC H10K 50/858 (2023.02) [G09G 3/3275 (2013.01); H10K 50/865 (2023.02); H10K 59/1213 (2023.02); H10K 59/353 (2023.02); G09G 2310/0272 (2013.01); G09G 2310/08 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A display panel comprising:
a unit pixel divided into a wide-angle area and a narrow-angle area, wherein at least one sub-pixel is disposed in each of the wide-angle area and the narrow-angle area;
a first lens disposed in the wide-angle area; and
a second lens disposed in the narrow-angle area;
wherein the at least one sub-pixel includes:
a first anode electrode layer in the wide-angle area and a second anode electrode layer in the narrow-angle area;
a first light-emitting layer and a second light-emitting layer respectively disposed on the first anode electrode layer and the second anode electrode layer;
a cathode electrode layer disposed on both the first light-emitting layer and the second light-emitting layer;
a first shielding layer having an opening defined therein and disposed on the cathode electrode layer;
a first insulating layer disposed on the first shielding layer;
a second shielding layer having an opening defined therein and disposed on the first insulating layer;
a first gap-fill layer disposed on the second shielding layer;
the first lens disposed on the first gap-fill layer in the wide-angle area;
the second lens disposed on the first gap-fill layer in the narrow-angle area; and
a second gap-fill layer disposed on both the first lens and the second lens,
wherein the opening of the first shielding layer and the opening of the second shielding layer are respectively defined in an area overlapping the first anode electrode layer and an area overlapping the second anode electrode layer.