Patent · US Expired

Tunable laser and laser current source

US6904070B2 · kind B2 · utility

12Cited by
19References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 30, 2003
Grant dateJun 7, 2005
Priority date
Expiry dateMay 16, 2023

Classification

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

Abstract

A laser system including a controller for monitoring and controlling various functions of a laser assembly. The laser controller may include a wavelength tuning circuit for adjusting and locking the wavelength of the external cavity. To perform various monitoring and control functions, the controller may include circuitry for monitoring various parameters associated with operation of the laser, such as temperature indicating signals and/or signals from light detectors such as photodiodes.

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