Publication number: 20210095201
Abstract: A wavelength converting structure is disclosed, the wavelength converting structure including a spinel type SWIR phosphor material having emission wavelengths in the range of 1000 to 1700 nm, the SWIR phosphor material including AE1-x-zAz+0.5(x-y)D2+0.5(x-y)-z-u EzO4:Niy,Cru where AE=Mg, Zn, Co, or Be, or mixtures thereof, A=Li, Na, Cu, or Ag, or mixtures thereof, D=Ga, Al, B, In, or Sc, or mixtures thereof, and E=Si, Ge, Sn, Ti, Zr, or Hf, or mixtures thereof; where 0?x?1, 0<y?0.1, 0?z?1, 0?u?0.2.
Type:
Application
Filed:
September 28, 2020
Publication date:
April 1, 2021
Applicant:
LUMILEDS HOLDING B.V.
Inventors:
Peter Josef SCHMIDT, Detlef WIECHERT, Cristian DAN