US 12,477,869 B2
Display device
Kwang Taek Hong, Seoul (KR); Ki Nyeng Kang, Sejong-si (KR); Jong Hwan Cha, Suwon-si (KR); Hee Keun Lee, Suwon-si (KR); Min Cheol Chae, Anyang-si (KR); and Su Min Choi, Hwaseong-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Nov. 24, 2021, as Appl. No. 17/535,028.
Claims priority of application No. 10-2021-0042527 (KR), filed on Apr. 1, 2021.
Prior Publication US 2022/0320378 A1, Oct. 6, 2022
Int. Cl. H10H 20/831 (2025.01); H10H 29/14 (2025.01)
CPC H10H 20/8316 (2025.01) [H10H 29/142 (2025.01)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
an emission area and a subarea located at a side of the emission area in a first direction;
a first electrode extending in the first direction across the emission area and the subarea;
a second electrode spaced from the first electrode in a second direction, the second electrode extending in the first direction;
a first insulating layer on the first and second electrodes, the first insulating layer including an opening in the subarea;
a plurality of light-emitting elements located on the first and second electrodes in the emission area; and
a second insulating layer on the first insulating layer in the subarea,
wherein the first electrode comprises a first electrode extension located in the subarea at a first contact hole,
wherein the opening overlaps with the first contact hole and is located above the first electrode extension, and
wherein the second insulating layer overlaps the opening.