US 11,670,666 B2
Light-emitting systems with close-packed LEDs and/or electrically isolated substrates and methods of making and/or operating the same
Qifeng Shan, San Jose, CA (US); and Shaohua Huang, Taichung (TW)
Assigned to Luminus, Inc., Sunnyvale, CA (US)
Filed by Qifeng Shan, San Jose, CA (US); and Shaohua Huang, Taichung (TW)
Filed on Oct. 8, 2019, as Appl. No. 16/596,403.
Prior Publication US 2021/0104573 A1, Apr. 8, 2021
Int. Cl. H01L 27/15 (2006.01); H01L 33/62 (2010.01)
CPC H01L 27/156 (2013.01) [H01L 33/62 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A light-emitting system, comprising:
a plurality of light-emitting diodes (LEDs), wherein at least one LED of the plurality of LEDs has a nearest neighbor distance of 50 micrometers (μm) or less, and
wherein the plurality of LEDs is configured to be operated at a current density of at least 1 A/mm2, and
wherein the light-emitting system comprises a plurality of wire bonds, wherein each wire bond is in electrical communication with at least one LED of the plurality of LEDs, and wherein at least 50% of the wire bonds are positioned outside of any light emission area of the plurality of LEDs.