Patent number: 11094856
Abstract: A device including an LED light source optically coupled to a phosphor selected from [Y,Gd,Tb,La,Sm,Pr,Lu]3[Al,Ga]5?aO12?3/2a:Ce3+ (wherein 0<a<0.5), beta-SiAlON:Eu2+, [Sr,Ca,Ba][Al,Ga,In]2S4:Eu2+, alpha-SiAlON doped with Eu2+ and/or Ce3+, Ca1?h?rCehEurAl1?h[Mg,Zn]hSiN3, (where 0<h<0.2, 0<r<0.2), Sr(LiAl3N4):Eu2+, [Ca,Sr]S:Eu2+ or Ce3+, [Ba,Sr,Ca]bSigNm:Eu2+ (wherein 2b+4g=3m), quantum dot materials, and combinations thereof; and a green-emitting U6+-doped phosphor having a composition selected from the group consisting of U6+-doped phosphate-vanadate phosphors, U6+-doped halide phosphors, U6+-doped oxyhalide phosphors, U6+-doped silicate-germanate phosphors, U6+-doped alkali earth oxide phosphors, and combinations thereof, is presented.
Type:
Grant
Filed:
May 22, 2020
Date of Patent:
August 17, 2021
Assignee:
General Electric Company
Inventors:
Samuel Joseph Camardello, Anant A. Setlur