US 12,113,151 B2
Unit pixel having light emitting device and displaying apparatus
Namgoo Cha, Ansan-si (KR); Sangmin Kim, Ansan-si (KR); Jung Hwan Ahn, Ansan-si (KR); and Jae Hee Lim, Ansan-si (KR)
Assigned to SEOUL VIOSYS CO., LTD., Ansan-si (KR)
Filed by SEOUL VIOSYS CO., LTD., Ansan-si (KR)
Filed on Dec. 11, 2023, as Appl. No. 18/535,178.
Application 18/535,178 is a continuation of application No. 17/168,958, filed on Feb. 5, 2021, granted, now 11,843,077.
Claims priority of provisional application 63/015,191, filed on Apr. 24, 2020.
Claims priority of provisional application 62/972,981, filed on Feb. 11, 2020.
Prior Publication US 2024/0154067 A1, May 9, 2024
Int. Cl. H01L 33/38 (2010.01); H01L 27/15 (2006.01); H01L 33/48 (2010.01); H01L 33/54 (2010.01); H01L 33/58 (2010.01); H01L 33/62 (2010.01)
CPC H01L 33/38 (2013.01) [H01L 27/156 (2013.01); H01L 33/486 (2013.01); H01L 33/54 (2013.01); H01L 33/58 (2013.01); H01L 33/62 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A light device, comprising:
a substrate;
two or more light emitting devices disposed on the substrate, each of the two or more light emitting devices comprising a semiconductor layer;
an adhesive layer disposed between a light emitting device and the substrate;
a step adjustment layer covering a region of the light emitting device and comprising a region overlapping the adhesive layer; and
a light block layer disposed on the substrate and configured to provide at least one light path,
wherein the at least one light path includes a concave-convex patterned region disposed between the substrate and the semiconductor layer, and
wherein the at least one light path includes a region comprising a width greater than a width of the light emitting device.