US 12,243,876 B2
Display device and tiled display device including the same
Doo Hyun Lee, Seongnam-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Dec. 7, 2021, as Appl. No. 17/544,159.
Claims priority of application No. 10-2021-0033508 (KR), filed on Mar. 15, 2021.
Prior Publication US 2022/0293636 A1, Sep. 15, 2022
Int. Cl. H01L 27/12 (2006.01); H01L 25/16 (2023.01); H01L 23/00 (2006.01)
CPC H01L 27/124 (2013.01) [H01L 25/162 (2013.01); H01L 25/167 (2013.01); H01L 27/1218 (2013.01); H01L 24/32 (2013.01); H01L 2224/32137 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display device comprising:
a first substrate including:
a display area including a plurality of emission areas; and
a non-display area adjacent to the display area;
a first voltage line disposed on the first substrate and supplying a first voltage;
a first connection line overlapping an emission area among the plurality of emission areas and having a same material as the first voltage line;
a second substrate disposed on the first voltage line; and
a thin film transistor layer disposed on the second substrate and comprising:
a plurality of thin film transistors;
a second voltage line disposed in the non-display area and electrically connected to the first voltage line through a first contact hole penetrating the second substrate; and
a second connection line electrically connected to the first connection line through a second contact hole penetrating the second substrate, the second connection line having a same material as the second voltage line.