US 12,008,932 B2
Display device and mother substrate for display device
Do Yeong Park, Hwaseong-si (KR); and Chong Chul Chai, Seoul (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Dec. 12, 2022, as Appl. No. 18/079,107.
Claims priority of application No. 10-2022-0038651 (KR), filed on Mar. 29, 2022.
Prior Publication US 2023/0316964 A1, Oct. 5, 2023
Int. Cl. G09G 3/00 (2006.01); G09G 3/32 (2016.01); H01L 21/66 (2006.01)
CPC G09G 3/006 (2013.01) [G09G 3/32 (2013.01); G09G 2330/12 (2013.01); H01L 22/32 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a display area and a first non-display area located on a side of the display area in a first direction;
a first bus pattern disposed in the first non-display area;
a second bus pattern disposed in the first non-display area and spaced apart from the first bus pattern in a second direction intersecting the first direction;
first voltage lines disposed in the display area, extending in the first direction, and electrically connected to the first bus pattern;
second voltage lines disposed in the display area, extending in the first direction, and electrically connected to the second bus pattern; and
a first test pad disposed in the first non-display area and disposed between the first bus pattern and the second bus pattern.