Patent · US Expired

Optically pumped stepped multi-well laser

US7266279B1 · kind B1 · utility

6Cited by
6References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 25, 2005
Grant dateSep 4, 2007
Priority date
Expiry dateFeb 12, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S5/041
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An apparatus and methods for an optically pumped laser that has a cascade of light-emitting interband transitions are disclosed. The apparatus disclosed contains multistep interband cascade regions able to generate a plurality of photons for a pump photon absorbed from an optical pump source. The methods disclosed teach how to produce a plurality of photons for a pump photon absorbed from an optical pump source.

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