Patent · US Expired

Tunable external cavity diode laser

US6438147B1 · kind B1 · utility

8Cited by
6References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 1999
Grant dateAug 20, 2002
Priority date
Expiry dateJan 26, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S5/0687
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An external cavity laser system composed of a semiconductor diode laser (10), a temperature control (30) and injection current control (40) means the diode laser, an external cavity (60) with a wavelength selector and means for controlling the laser temperature (20), laser injection current and the wavelength selector (110) to obtain arbitrary frequencies within the tuning range of the laser.

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