Title :
Reduction of optical-feedback-induced frequency noise in pigtailed laser diodes
Author :
Midgley, J.H. ; Pannell, C.N. ; Jackson, D.A.
Author_Institution :
Dept. of Phys., Kent Univ., Canterbury, UK
fDate :
6/22/1989 12:00:00 AM
Abstract :
Two schemes for active cavity length control for close-coupled laser diode to butt-ended fibre are described and it is shown that at specific fibre-to-facet distances a significant reduction in feedback-induced laser frequency noise occurs.
Keywords :
feedback; fibre optic sensors; laser frequency stability; laser modes; optical communication equipment; optical noise measurement; semiconductor junction lasers; active cavity length control; butt-ended fibre; close coupled fibre; close-coupled laser diode; laser diode fibre coupling; mode hopping; optical-feedback-induced frequency noise; pigtailed laser diodes; reduction in feedback-induced laser frequency noise; specific fibre-to-facet distances;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19890581
