Patent · US Active

Reflective color correction for phosphor illumination systems

US11474422B2 · kind B2 · utility

0Cited by
23References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 25, 2019
Grant dateOct 18, 2022
Priority date
Expiry dateJul 25, 2039

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B33/06
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Wavelength conversion elements formed from phosphors and dielectric interference particles dispersed in a host material, either in a single layer or in separate layers, are disclosed. Optical light conversion devices having such wavelength conversion elements, methods of making such wavelength conversion elements, and methods of using such wavelength conversion elements are also disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.