US 11,910,667 B2
Display apparatus and method of manufacturing the same
Jaewon Cho, Hwaseong-si (KR); Wonmi Hwang, Seoul (KR); Geurim Lee, Seoul (KR); and Changwon Jeong, Suwon-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-do (KR)
Filed by Samsung Display Co., Ltd., Yongin-Si (KR)
Filed on Aug. 20, 2021, as Appl. No. 17/407,399.
Claims priority of application No. 10-2020-0174355 (KR), filed on Dec. 14, 2020.
Prior Publication US 2022/0190091 A1, Jun. 16, 2022
Int. Cl. H10K 59/131 (2023.01); H10K 71/00 (2023.01); H10K 59/12 (2023.01)
CPC H10K 59/131 (2023.02) [H10K 71/00 (2023.02); H10K 59/1201 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a substrate including a display area and a peripheral area disposed outside the display area;
a transistor disposed in the display area on the substrate;
a first pad part disposed in the peripheral area on the substrate;
a second pad part disposed in the peripheral area on the substrate and spaced apart from the first pad part;
a first pad disposed in the second pad part;
a second pad disposed in the second pad part and spaced apart from the first pad; and
a passivation layer including a plurality of grooves defined between the first pad and the second pad and a protrusion disposed between two adjacent grooves among the grooves.