US 12,453,232 B2
Lighting emitting stacked structure and display device having the same
Chung Hoon Lee, Ansan-si (KR); Jong Hyeon Chae, Ansan-si (KR); Seong Gyu Jang, Ansan-si (KR); and Ho Joon Lee, Ansan-si (KR)
Assigned to SEOUL VIOSYS CO., LTD., Ansan-si (KR)
Filed by SEOUL VIOSYS CO., LTD., Ansan-si (KR)
Filed on Mar. 4, 2024, as Appl. No. 18/595,069.
Application 18/595,069 is a continuation of application No. 17/826,127, filed on May 26, 2022, granted, now 11,973,104.
Application 17/826,127 is a continuation of application No. 16/228,621, filed on Dec. 20, 2018, granted, now 11,522,006, issued on Dec. 6, 2022.
Claims priority of provisional application 62/618,573, filed on Jan. 17, 2018.
Claims priority of provisional application 62/609,186, filed on Dec. 21, 2017.
Prior Publication US 2024/0266385 A1, Aug. 8, 2024
Int. Cl. H10H 29/14 (2025.01); G09G 3/20 (2006.01); G09G 3/32 (2016.01); H01L 25/075 (2006.01); H01L 25/16 (2023.01); H10H 20/824 (2025.01); H10H 20/832 (2025.01); H10H 20/851 (2025.01)
CPC H10H 29/142 (2025.01) [G09G 3/2003 (2013.01); G09G 3/32 (2013.01); H01L 25/0756 (2013.01); H10H 20/824 (2025.01); H10H 20/835 (2025.01); H10H 20/8513 (2025.01); G09G 2300/0452 (2013.01); G09G 2310/0267 (2013.01); G09G 2310/08 (2013.01); H01L 25/167 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A light emitting apparatus, comprising:
a substrate;
a first LED, a second LED, and a third LED disposed on the substrate;
a first upper electrode electrically connected to the first LED;
a second upper electrode electrically connected to the second LED;
a third upper electrode electrically connected to the third LED;
a transparent insulation layer disposed on the first LED, the second LED, and the third LED, and covering the substrate;
wherein:
each of the first LED, the second LED, and the third LED includes a first conductivity type semiconductor layer, a second conductivity type semiconductor layer, and an active layer interposed between the first and second conductivity type semiconductor layers;
the first upper electrode includes a first pad and a first projection extending from the first pad;
the second upper electrode includes a second pad and a second projection extending from the second pad;
the third upper electrode includes a third pad and a third projection extending from the third pad;
the first projection of the first LED is extended along a first direction, and the second projection of the second LED is extended along a second direction, wherein the first direction and the second direction are parallel and extend in opposite directions;
the first projection is spaced apart from the second projection in a crossing direction that is perpendicular to the first direction and the second direction; and
each of the first, second, and third pads includes a rounded region, and each of the first, second, and third projections includes an elongated region.