US 11,844,244 B2
Display device having a first contact electrode and a second contact electrode
Min Suk Ko, Cheonan-si (KR); Tae Wook Kang, Seongnam-si (KR); Kab Jong Seo, Hwaseong-si (KR); and Bo Geon Jeon, Hwaseong-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Aug. 9, 2021, as Appl. No. 17/444,745.
Claims priority of application No. 10-2020-0145194 (KR), filed on Nov. 3, 2020.
Prior Publication US 2022/0140024 A1, May 5, 2022
Int. Cl. H01L 29/08 (2006.01); H10K 59/122 (2023.01); H10K 50/816 (2023.01); H10K 50/828 (2023.01); H10K 59/124 (2023.01); H10K 71/00 (2023.01)
CPC H10K 59/122 (2023.02) [H10K 50/816 (2023.02); H10K 50/828 (2023.02); H10K 59/124 (2023.02); H10K 71/00 (2023.02)] 15 Claims
OG exemplary drawing
 
1. A display device comprising:
a substrate;
first banks spaced apart from each other on the substrate;
a first electrode and a second electrode covering the first banks and spaced apart from each other;
a light-emitting element between the first electrode and the second electrode;
a first contact electrode connected to the first electrode and contacting one end of the light-emitting element; and
a second contact electrode connected to the second electrode and contacting another end of the light-emitting element,
wherein the first contact electrode comprises crystallized indium tin oxide, and the second contact electrode comprises amorphous indium tin oxide.