US 12,080,687 B2
Unit pixel having light emitting device, method of fabricating the same, and displaying apparatus having the same
Namgoo Cha, Gyeonggi-do (KR)
Assigned to Seoul Viosys Co., Ltd., Gyeonggi-do (KR)
Filed by SEOUL VIOSYS CO., LTD., Gyeonggi-do (KR)
Filed on Oct. 6, 2021, as Appl. No. 17/495,460.
Claims priority of provisional application 63/092,791, filed on Oct. 16, 2020.
Prior Publication US 2022/0123184 A1, Apr. 21, 2022
Int. Cl. H01L 25/075 (2006.01); H01L 33/10 (2010.01); H01L 33/58 (2010.01); H01L 33/60 (2010.01); H01L 33/62 (2010.01)
CPC H01L 25/0753 (2013.01) [H01L 33/10 (2013.01); H01L 33/58 (2013.01); H01L 33/60 (2013.01); H01L 33/62 (2013.01); H01L 2933/0058 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A unit pixel, comprising:
a transparent substrate;
a first light blocking layer disposed on the transparent substrate and having windows that transmit light therethrough;
an adhesive layer covering the first light blocking layer;
a plurality of light emitting devices disposed on the adhesive layer to correspond to the windows;
a second light blocking layer covering side surfaces of the light emitting devices; and
a step adjustment layer covering the second light blocking layer, wherein the step adjustment layer is separated from the adhesive layer by the second light blocking layer, wherein the second light blocking layer and the step adjustment layer have openings exposing the light emitting devices, and wherein the openings of the step adjustment layer are located within the openings of the second light blocking layer.