US 12,170,345 B2
Display device using semiconductor light-emitting element, and manufacturing method therefor
Byungjoon Rhee, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Appl. No. 17/631,781
Filed by LG ELECTRONICS INC., Seoul (KR)
PCT Filed Sep. 3, 2019, PCT No. PCT/KR2019/011277
§ 371(c)(1), (2) Date Jan. 31, 2022,
PCT Pub. No. WO2021/033822, PCT Pub. Date Feb. 25, 2021.
Claims priority of application No. 10-2019-0102625 (KR), filed on Aug. 21, 2019.
Prior Publication US 2022/0278254 A1, Sep. 1, 2022
Int. Cl. H01L 33/38 (2010.01); H01L 25/075 (2006.01); H01L 33/00 (2010.01); H01L 33/50 (2010.01); H01L 33/62 (2010.01)
CPC H01L 33/382 (2013.01) [H01L 25/0753 (2013.01); H01L 33/005 (2013.01); H01L 33/501 (2013.01); H01L 33/62 (2013.01); H01L 2933/0016 (2013.01); H01L 2933/0041 (2013.01); H01L 2933/0066 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A display device comprising:
a base part;
a first electrode extending in a first direction on the base part and comprising protrusions formed at predetermined intervals;
a first insulating layer on the first electrode and comprising electrode holes through which the protrusions respectively pass;
a first seed electrode formed on one of the protrusions and connected to the first electrode;
a second seed electrode formed on the first insulating layer to be spaced apart from the first seed electrode;
a plurality of semiconductor light emitting devices, wherein one of the plurality of semiconductor light emitting devices is disposed to contact the first seed electrode and the second seed electrode; and
a planarization layer on the first insulating layer and filling spaces between the plurality of semiconductor light emitting devices,
wherein the second seed electrode extends in a second direction intersecting the first direction.