Patent · US Expired

Incandescent microcavity lightsource having filament spaced from reflector at node of wave emitted

US5955839A · kind A · utility

48Cited by
9References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 1997
Grant dateSep 21, 1999
Priority date
Expiry dateMar 26, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01K3/02
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An incandescent microcavity lightsource 30 has an incandescent active region 13 capable of spontaneous light emission when heated. The incandescent microcavity lightsource 30 controls the spontaneous light emissions from said active region 13.

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