US 12,324,280 B2
Display device and manufacturing method thereof
Geun Tak Kim, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Jun. 14, 2021, as Appl. No. 17/347,411.
Claims priority of application No. 10-2020-0127494 (KR), filed on Sep. 29, 2020.
Prior Publication US 2022/0102584 A1, Mar. 31, 2022
Int. Cl. H10H 20/01 (2025.01); H01L 25/075 (2006.01); H01L 25/16 (2023.01); H05K 5/10 (2025.01); H10D 8/75 (2025.01); H10D 10/80 (2025.01); H10D 30/01 (2025.01); H10D 84/83 (2025.01); H10H 20/831 (2025.01); H10H 29/14 (2025.01)
CPC H10H 20/8312 (2025.01) [H10H 20/01 (2025.01); H10H 29/142 (2025.01); H10H 20/032 (2025.01)] 15 Claims
OG exemplary drawing
 
1. A display device comprising:
a substrate;
a first electrode and a second electrode spaced from each other on the substrate; and
a first light emitting element and a second light emitting element arranged between the first electrode and the second electrode,
wherein the first light emitting element and the second light emitting element are electrically insulated from each other,
wherein the first light emitting element and the second light emitting element have different lengths, and wherein:
the first electrode comprises a first lower electrode and a first upper electrode, wherein an insulation layer is located between the first lower electrode and the first upper electrode;
the second electrode comprises a second lower electrode and a second upper electrode, wherein the insulation layer is located between the second lower electrode and the second upper electrode;
the first lower electrode and the second lower electrode are spaced from each other in a first direction and are located at a same layer; and
the first upper electrode and the second upper electrode are spaced from each other in a second direction perpendicular to the first direction and are located at a same layer.