US 12,426,412 B2
Display device
Kwang Taek Hong, Seoul (KR); Ki Nyeng Kang, Sejong-si (KR); Jong Hyuk Kang, Suwon-si (KR); Jin Taek Kim, Yongin-si (KR); Tae Woo Kim, Seoul (KR); Do Yeong Park, Hwaseong-si (KR); Hee Keun Lee, Suwon-si (KR); Hyun Deok Im, Seoul (KR); and Su Min Choi, Hwaseong-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Feb. 3, 2022, as Appl. No. 17/592,486.
Claims priority of application No. 10-2021-0024818 (KR), filed on Feb. 24, 2021.
Prior Publication US 2022/0271201 A1, Aug. 25, 2022
Int. Cl. H10H 20/857 (2025.01); H01L 25/16 (2023.01); H10H 20/831 (2025.01); H10H 29/14 (2025.01)
CPC H10H 20/8312 (2025.01) [H10H 20/857 (2025.01); H10H 29/142 (2025.01)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a plurality of subpixels arranged in a first direction and a second direction different from the first direction, wherein each of the subpixels comprises an emission area and a sub area arranged in the first direction therein;
a plurality of electrodes extending in the first direction across the emission area and the sub area, wherein the electrodes comprises a first electrode, a second electrode spaced apart from the first electrode in the second direction, a third electrode disposed between the first electrode and the second electrode, and a fourth electrode spaced apart from the third electrode in the second direction with the first electrode interposed therebetween;
a plurality of first light emitting elements disposed on the first electrode and the fourth electrode; and
a plurality of second light emitting elements disposed on the second electrode and the third electrode,
wherein a length of the third electrode in the first direction is smaller than a length of the first electrode in the first direction.