Patent · US Expired

Oscillation frequency stabilized semiconductor laser

US4677630A · kind A · utility

15Cited by
0References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 14, 1984
Grant dateJun 30, 1987
Priority date
Expiry dateNov 14, 2004

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S5/141
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A semiconductor laser generating no intensity noise caused by reflected light and oscillating at a single frequency, wherein a cavity resonator is disposed externally of the semiconductor laser in order to suppress the oscillation frequency shift (chirping) of the semiconductor laser possibly induced with current modulation of the same.

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