US 12,223,869 B2
Display device
Jisu Na, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Jan. 26, 2024, as Appl. No. 18/423,730.
Claims priority of application No. 10-2023-0016176 (KR), filed on Feb. 7, 2023.
Prior Publication US 2024/0265837 A1, Aug. 8, 2024
Int. Cl. G09G 3/00 (2006.01); G09G 3/3233 (2016.01); H10K 59/131 (2023.01); H10K 59/80 (2023.01)
CPC G09G 3/006 (2013.01) [G09G 3/3233 (2013.01); H10K 59/131 (2023.02); H10K 59/873 (2023.02); G09G 2300/0408 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0842 (2013.01); G09G 2330/021 (2013.01); G09G 2330/12 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a substrate including a display area in which a plurality of pixels are arranged and a non-display area positioned around the display area;
a plurality of first crack detection lines disposed in the non-display area on the substrate;
a first dam positioned between the first crack detection lines and the display area;
a second dam positioned between the first dam and the first crack detection lines and including a plurality of sub-layers;
a common voltage line disposed in the non-display area on the substrate, and which provides a common voltage to the pixels, and includes a concave part defined at an edge of the common voltage line facing the first crack detection lines; and
a second crack detection line electrically connected to the first crack detection lines, positioned between the first crack detection lines and the display area, and including a first line part and a first connection part contacting the first line part through a first contact hole overlapping one of the sub-layers in a plan view.