Patent · US Expired

Injection laser modulator with external resonator

US4485474A · kind A · utility

18Cited by
1References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 10, 1981
Grant dateNov 27, 1984
Priority date
Expiry dateDec 10, 2001

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S5/14
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An injection laser is provided with a modulator which includes an external resonator cavity including a lithium niobate crystal and a spherical mirror closely coupled to the rear end of the laser with a source of bias voltage for selectively tuning the resonator for high frequency modulating the laser.

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