DocumentCode
842265
Title
Wavelength discriminator method for measuring dynamic chirp in DFB lasers
Author
Bergano, N.S.
Author_Institution
AT&T Bell Labs., Holmdel, NJ, USA
Volume
24
Issue
20
fYear
1988
fDate
9/29/1988 12:00:00 AM
Firstpage
1296
Lastpage
1297
Abstract
Wavelength fluctuations in a modulated DFB laser are transformed into intensity fluctuations using a Fabry-Perot interferometer as a wavelength discriminator. Using this method the authors have measured chirp in several DFB lasers. The results show a high correlation between chirp and regenerator sensitivity degradation when transmitting through dispersive spans
Keywords
distributed feedback lasers; semiconductor junction lasers; DFB lasers; Fabry-Perot interferometer; chirp; dispersive spans; dynamic chirp; intensity fluctuations; regenerator sensitivity degradation; wavelength discriminator;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
Filename
191810
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