US 11,895,880 B2
Display device and method for manufacturing the same
Bo Geon Jeon, Yongin-si (KR); Min Suk Ko, Yongin-si (KR); and Jong Jun Baek, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on May 4, 2021, as Appl. No. 17/307,906.
Claims priority of application No. 10-2020-0164920 (KR), filed on Nov. 30, 2020.
Prior Publication US 2022/0173196 A1, Jun. 2, 2022
Int. Cl. H01L 21/00 (2006.01); H10K 59/131 (2023.01); H10K 59/121 (2023.01); H10K 59/12 (2023.01)
CPC H10K 59/131 (2023.02) [H10K 59/121 (2023.02); H10K 59/1201 (2023.02)] 14 Claims
OG exemplary drawing
 
1. A display device comprising:
a base layer comprising a first surface, and a second surface;
a plurality of pixels on the first surface; and
a plurality of first lines on the first surface,
wherein the base layer comprises:
a first base layer;
an etch stop layer on the first base layer;
a plurality of second lines on the etch stop layer; and
a second base layer on the etch stop layer and the second lines,
wherein the first base layer, the etch stop layer, the second lines, and the second base layer are sequentially stacked,
wherein the first lines are electrically connected to the second lines through first contact holes, and
wherein the etch stop layer comprises conductive areas electrically connecting the second lines to a plurality of pads.