Patent · US Expired

Switching laser

US4637030A · kind A · utility

4Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 4, 1984
Grant dateJan 13, 1987
Priority date
Expiry dateDec 4, 2004

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S3/113
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A switching laser comprising, in a cavity, a cell of an amplification gas and a cell of an absorption gas, means for exciting said amplification gas and means for exciting said absorption gas. Said means for exciting the absorption cell comprise a radio frequency AC voltage source pulsed at a certain rate. The laser is namely used for infrared detection.

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