US 12,016,222 B2
Display device having dummy pattern in bending area extending to pad area
Chungi You, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on May 6, 2021, as Appl. No. 17/313,925.
Claims priority of application No. 10-2020-0091858 (KR), filed on Jul. 23, 2020.
Prior Publication US 2022/0028956 A1, Jan. 27, 2022
Int. Cl. H10K 59/131 (2023.01); H10K 59/122 (2023.01); H10K 59/124 (2023.01)
CPC H10K 59/131 (2023.02) [H10K 59/122 (2023.02); H10K 59/124 (2023.02)] 19 Claims
OG exemplary drawing
 
1. A display device comprising:
a substrate comprising a display area, a pad area, and a bending area, the pad area being located outside the display area, and the bending area being located between the display area and the pad area;
a connection line extending in a direction from the display area to the pad area, and arranged in the bending area;
a first organic insulating layer and a second organic insulating layer, which are sequentially arranged to cover the connection line; and
a dummy pattern located between the first organic insulating layer and the second organic insulating layer,
wherein:
the dummy pattern comprises a first extension portion and a second extension portion spaced apart from each other in a plan view in the pad area;
the first extension portion and the second extension portion each extend from the bending area to the pad area; and
the dummy pattern comprises electrically conductive material.