US 12,170,307 B2
Display device and tiled display device including the same
Seung Min Lee, Hwaseong-si (KR); Kwang Young Choi, Incheon (KR); Sae Hee Ryu, Hwaseong-si (KR); Sol Ip Jeong, Cheonan-si (KR); Sang Ho Park, Hwaseong-si (KR); Jin Yool Kim, Anyang-si (KR); and Cheon Jae Maeng, Suwon-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Oct. 28, 2021, as Appl. No. 17/452,763.
Claims priority of application No. 10-2021-0034951 (KR), filed on Mar. 17, 2021.
Prior Publication US 2022/0302202 A1, Sep. 22, 2022
Int. Cl. H01L 27/15 (2006.01); G09G 3/32 (2016.01); H01L 33/50 (2010.01); H01L 33/64 (2010.01)
CPC H01L 27/156 (2013.01) [G09G 3/32 (2013.01); H01L 33/50 (2013.01); H01L 33/64 (2013.01); G09G 2300/0426 (2013.01); G09G 2310/08 (2013.01); G09G 2330/02 (2013.01)] 39 Claims
OG exemplary drawing
 
1. A display device comprising:
a first substrate;
a first power bottom line on the first substrate;
a second substrate on the first power bottom line, the second substrate having a first power connection hole to expose the first power bottom line;
a pixel-driving unit comprising a plurality of switching elements on the second substrate; and
a light-emitting unit on the pixel-driving unit, and comprising a light-emitting element configured to receive a first power supply voltage via the first power bottom line to emit light.