US 11,917,847 B2
Electroluminescent display device including a conductive bank disposed between a second electrode and a connection pattern
Jin-Ah Kwak, Paju-si (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG DISPLAY CO., LTD., Seoul (KR)
Filed on Nov. 8, 2021, as Appl. No. 17/521,114.
Claims priority of application No. 10-2020-0164875 (KR), filed on Nov. 30, 2020.
Prior Publication US 2022/0173352 A1, Jun. 2, 2022
Int. Cl. H01L 29/08 (2006.01); H10K 50/824 (2023.01); H10K 59/122 (2023.01); H10K 59/126 (2023.01)
CPC H10K 50/824 (2023.02) [H10K 59/122 (2023.02); H10K 59/126 (2023.02)] 20 Claims
OG exemplary drawing
 
1. An electroluminescent display device comprising:
a substrate;
a first electrode disposed on the substrate;
a connection pattern disposed on the substrate and formed of a same material as the first electrode;
a bank covering edges of the first electrode and the connection pattern and including a hydrophobic bank;
a light-emitting layer disposed on the first electrode;
a second electrode disposed on the light-emitting layer, the bank, and the connection pattern; and
a conductive bank disposed between the second electrode and the connection pattern,
wherein the second electrode is in contact with a side surface of the conductive bank.