Patent · US Active

Luminescent device for the conversion of pump light

US8727563B2 · kind B2 · utility

1Cited by

2References

17Claims

0Family size

Assignee

OSRAM GmbH · DE

Inventors

Dirk Berben · Herdecke, DE
Ulrich Hartwig · Berlin, DE

Key dates

Filing date	Jul 27, 2012
Grant date	May 20, 2014
Priority date	—
Expiry date	Nov 30, 2032

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF21V7/06
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A luminescent device is disclosed comprising a luminescent substance for the conversion of pump light, wherein a scattering body which scatters the pump light is provided. The pump light input into the scattering body may first be scattered at inert scatterers provided in the scattering body and subsequently converted. Light scattered at luminescent particles may also be simultaneously converted.

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