US 12,261,192 B2
Display device
Ji Woong Choi, Gwangmyeong-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Dec. 23, 2021, as Appl. No. 17/560,352.
Claims priority of application No. 10-2021-0003722 (KR), filed on Jan. 12, 2021.
Prior Publication US 2022/0223645 A1, Jul. 14, 2022
Int. Cl. H01L 27/15 (2006.01); H01L 33/24 (2010.01); H01L 33/38 (2010.01); H01L 33/44 (2010.01)
CPC H01L 27/156 (2013.01) [H01L 33/24 (2013.01); H01L 33/38 (2013.01); H01L 33/44 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display device comprising:
a first electrode disposed on a substrate;
a second electrode disposed on the substrate, the second electrode being spaced apart from, and facing, the first electrode in a first direction; and
light-emitting elements extending in a length direction, each of the light-emitting elements having a first end disposed on the first electrode and a second end disposed on the second electrode, wherein
the first electrode includes first blind grooves extending into each of a top surface of the first electrode to terminate at respective first terminal surfaces of the first electrode and a side surface of the first electrode that faces the second electrode,
the second electrode includes second blind grooves extending into each of a top surface of the second electrode to terminate at respective second terminal surfaces of the second electrode and a side surface of the second electrode that faces the first electrode, and
each of the light-emitting elements does not directly contact the first electrode nor the second electrode.