DocumentCode
1027959
Title
Laser linewidth measurement using a Mach-Zehnder interferometer and an optical amplifier
Author
Constable, J.A. ; White, Ian H.
Author_Institution
Sch. of Phys., Bath Univ., UK
Volume
30
Issue
2
fYear
1994
fDate
1/20/1994 12:00:00 AM
Firstpage
140
Lastpage
142
Abstract
Laser linewidth measurements have been carried out using a novel form of unbalanced fibre Mach-Zehnder interferometer, in which the interference signal is frequency shifted by an optical amplifier, using a resonating electrical feedback loop. This method offers stable, high sensitivity measurement of the linewidths of coherent laser sources.
Keywords
distributed feedback lasers; fibre optic sensors; laser variables measurement; light interferometry; measurement by laser beam; semiconductor lasers; DFB laser; Mach-Zehnder interferometer; coherent laser sources; high sensitivity measurement; interference signal frequency shifting; laser linewidth measurement; optical amplifier; resonating electrical feedback loop; unbalanced fibre Mach-Zehnder interferometer;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19940089
Filename
265298
Link To Document