Title :
Frequency-locking of external cavity semiconductor lasers using an optical comb generator
Author :
Hunkin, D.J. ; Hill, G.R. ; Stallard, W.A.
Author_Institution :
British Telecom Research Laboratories, Ipswich, UK
Abstract :
An external cavity laser has been frequency-locked to each tooth of an optical comb generated using a reference laser source and an LiNbO3 Mach-Zehnder interferometric frequency translator. The frequency spacing is electrically controlled and is thus both precise and variable.
Keywords :
frequency division multiplexing; laser cavity resonators; laser frequency stability; optical communication equipment; semiconductor junction lasers; 420 MHz spacings; FDM; LiNbO3; Mach-Zehnder; electrically-controlled frequency spacing; external cavity; frequency locking; interferometric frequency translator; long-term stability; optical comb generator; optical communication equipment; optical frequency multiplexed systems; reference laser source; semiconductor lasers;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19860264
