Patent · US Active

Wavelength converting material for a light emitting device

US10982143B2 · kind B2 · utility

0Cited by

1References

14Claims

0Family size

Assignee

LUMILEDS LLC · US

Inventors

Peter Josef Schmidt · Aachen, DE
Philipp-Jean Strobel · Munich, DE
Wolfgang Schnick · Gauting, DE

Key dates

Filing date	Jan 18, 2019
Grant date	Apr 20, 2021
Priority date	—
Expiry date	May 31, 2039

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF21Y2115/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Embodiments of the invention include a light source and a nitridoberyllate phosphor disposed in a path of light emitted by the light source. The nitridoberyllate phosphor includes a trigonal planar BeN3 structure and/or a tetrahedral Be(N,O)4 structure.

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