US 12,295,201 B2
Multilayer electrode, light-emitting diode including the same, and display apparatus
Hakchoong Lee, Yongin-si (KR); Yoonseok Ka, Yongin-si (KR); Dongchan Kim, Yongin-si (KR); Jiyoung Moon, Yongin-si (KR); Hajin Song, Yongin-si (KR); Jihwan Yoon, Yongin-si (KR); and Jaehoon Hwang, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Jun. 13, 2022, as Appl. No. 17/838,462.
Claims priority of application No. 10-2021-0117201 (KR), filed on Sep. 2, 2021.
Prior Publication US 2023/0064765 A1, Mar. 2, 2023
Int. Cl. H10K 102/00 (2023.01); H10K 50/826 (2023.01); H10K 59/123 (2023.01)
CPC H10K 50/826 (2023.02) [H10K 59/123 (2023.02); H10K 2102/351 (2023.02)] 28 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a first electrode on a substrate;
a second electrode facing the first electrode; and
an emission layer between the first electrode and the second electrode,
wherein the second electrode includes:
a first conductive layer including a first base metal and a first additive metal that is different from the first base metal;
a second conductive layer on the first conductive layer and including a single metal material; and
a third conductive layer on the second conductive layer and including a second base metal and a second additive metal that is different from the second base metal.