US 12,408,507 B2
Display device
Heekwan Kim, Paju-si (KR)
Assigned to LG Display Co., Ltd., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Dec. 13, 2022, as Appl. No. 18/065,349.
Claims priority of application No. 10-2021-0185235 (KR), filed on Dec. 22, 2021.
Prior Publication US 2023/0200108 A1, Jun. 22, 2023
Int. Cl. H01L 29/08 (2006.01); H10K 50/824 (2023.01); H10K 59/122 (2023.01)
CPC H10K 50/824 (2023.02) [H10K 59/122 (2023.02)] 33 Claims
OG exemplary drawing
 
1. A display device comprising:
a substrate;
an auxiliary electrode disposed on the substrate;
a passivation layer disposed on the auxiliary electrode and having a first hole defined therein through which at least a portion of the auxiliary electrode is exposed;
an overcoat layer disposed on the passivation layer and having a second hole defined therein through which the at least a portion of the auxiliary electrode is exposed; and
a bank layer disposed on the overcoat layer and having a third hole defined therein through which the at least a portion of the auxiliary electrode is exposed,
wherein the first hole, the second hole, and the third hole are arranged such that at least portions thereof overlap each other,
wherein a middle area in a first direction of the first hole overlaps a middle area in a second direction of the second hole, wherein the first direction intersects the second direction.