US 12,087,807 B2
Display device, method of manufacturing the same, and tiled display device including the same
Jun Mo Im, Seoul (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Sep. 24, 2021, as Appl. No. 17/484,224.
Claims priority of application No. 10-2020-0189054 (KR), filed on Dec. 31, 2020.
Prior Publication US 2022/0208850 A1, Jun. 30, 2022
Int. Cl. H01L 27/12 (2006.01); H01L 27/15 (2006.01); H01L 29/786 (2006.01); H01L 33/00 (2010.01)
CPC H01L 27/156 (2013.01) [H01L 29/78633 (2013.01); H01L 33/005 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A display device comprising:
a first substrate;
a first connection line disposed on a surface of the first substrate;
a thin film transistor layer disposed on the first connection line, the thin film transistor layer comprising a plurality of thin film transistors;
a first pad portion disposed on another surface of the first substrate; and
a plurality of conductive parts disposed in the first substrate, including a material different from those of the first connection line and the first pad portion, and electrically connecting the first connection line and the first pad portion,
wherein the plurality of conductive parts include carbon nanotubes.