US 12,356,783 B2
Light emitting device for display and unit pixel having the same
Chae Hon Kim, Ansan-si (KR); and So Ra Lee, Ansan-si (KR)
Assigned to SEOUL VIOSYS CO., LTD., Ansan-si (KR)
Filed by SEOUL VIOSYS CO., LTD., Ansan-si (KR)
Filed on May 10, 2024, as Appl. No. 18/661,054.
Application 18/661,054 is a continuation of application No. 18/135,169, filed on Apr. 16, 2023, granted, now 12,027,571.
Application 18/135,169 is a continuation of application No. 17/128,163, filed on Dec. 20, 2020, granted, now 11,631,714, issued on Apr. 18, 2023.
Claims priority of provisional application 62/954,617, filed on Dec. 29, 2019.
Prior Publication US 2024/0297208 A1, Sep. 5, 2024
Int. Cl. H10H 29/14 (2025.01); H10H 20/824 (2025.01); H10H 20/85 (2025.01)
CPC H10H 29/142 (2025.01) [H10H 20/824 (2025.01); H10H 20/8506 (2025.01)] 20 Claims
OG exemplary drawing
 
1. A display apparatus, comprising:
a circuit board including a conductive pattern;
a first emitter, a second emitter, and a third emitter disposed on the circuit board;
an insulation layer disposed on the circuit board; and
a plurality of adjustment layers disposed on the circuit board, and including a first adjustment layer, a second adjustment layer, and a third adjustment layer,
wherein:
the first emitter is surrounded by the first adjustment layer;
the second emitter is surrounded by the second adjustment layer;
the third emitter is surrounded by the third adjustment layer; and
each of the adjustment layers includes a concave-convex pattern along an edge of the corresponding adjustment layer.