US 12,382,807 B2
Display apparatus and manufacturing method of the same
Heemin Park, Yongin-si (KR); Joongu Lee, Yongin-si (KR); Hyejin Gwark, Yongin-si (KR); Arong Kim, Yongin-si (KR); Jaeik Kim, Yongin-si (KR); Jungsun Park, Yongin-si (KR); Yeonhwa Lee, Yongin-si (KR); and Kyuhwan Hwang, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Oct. 17, 2022, as Appl. No. 17/967,707.
Claims priority of application No. 10-2021-0145857 (KR), filed on Oct. 28, 2021.
Prior Publication US 2023/0133603 A1, May 4, 2023
Int. Cl. H10K 59/131 (2023.01); H10K 59/12 (2023.01); H10K 71/00 (2023.01)
CPC H10K 59/1315 (2023.02) [H10K 71/00 (2023.02); H10K 59/1201 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
an auxiliary line comprising a main sub-layer and an upper layer on the main sub-layer;
an insulating layer comprising a first opening having a greater width than the auxiliary line, wherein the first opening overlaps the auxiliary line;
a first electrode on the insulating layer;
an intermediate layer overlapping the first electrode and comprising an emission layer;
an auxiliary layer, at least a portion of which overlaps the auxiliary line; and
a second electrode on the auxiliary layer,
wherein the upper layer of the auxiliary line comprises a tip protruding, in a lateral direction, from a first point, in which a side surface and an upper surface of the main sub-layer meet each other, and being curved upwards from the first point, and
the second electrode contacts the side surface of the main sub-layer through the first opening of the insulating layer.