US 12,439,784 B2
Display panel and display device including the same
Byoungyong Kim, Seoul (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Dec. 2, 2022, as Appl. No. 18/073,635.
Claims priority of application No. 10-2021-0171853 (KR), filed on Dec. 3, 2021.
Prior Publication US 2023/0180556 A1, Jun. 8, 2023
Int. Cl. H10K 59/131 (2023.01); H01L 23/00 (2006.01)
CPC H10K 59/131 (2023.02) [H01L 24/05 (2013.01); H01L 24/16 (2013.01); H01L 2224/02141 (2013.01); H01L 2224/02145 (2013.01); H01L 2224/05073 (2013.01); H01L 2224/05558 (2013.01); H01L 2224/05583 (2013.01); H01L 2224/05624 (2013.01); H01L 2224/05666 (2013.01); H01L 2224/16145 (2013.01); H01L 2924/12041 (2013.01)] 24 Claims
OG exemplary drawing
 
1. A display panel comprising:
a display area;
a pad area adjacent to the display area;
pixels disposed in the display area on a substrate; and
pads disposed in the pad area on the substrate and electrically connected to the pixels,
wherein each of the pads includes:
a first conductive layer;
at least one first protrusion disposed on the first conductive layer;
at least one second protrusion disposed on the first conductive layer and having a thickness smaller than a thickness of the at least one first protrusion; and
a second conductive layer disposed on the first conductive layer and overlapping an upper surface of the at least one first protrusion and an upper surface of the at least one second protrusion in a plan view.