DocumentCode
287610
Title
Push-pull modulated DFB lasers with low chirp and enhanced cut-off frequency for high speed systems
Author
Nowell, M.C. ; Carroll, J.E.
Author_Institution
Dept. of Eng., Cambridge Univ., Cambridge, UK
fYear
1994
fDate
34470
Firstpage
42491
Lastpage
42496
Abstract
Push-pull modulation of a symmetric two contact DFB laser substantially reduces dynamic chirp through overall on-off symmetry and reduction of mean refractive index variations. The cut-off frequency is significantly enhanced making multi-gigabit/s direct modulation attractive
Keywords
distributed feedback lasers; optical communication equipment; optical modulation; semiconductor lasers; cut-off frequency; direct modulation; dynamic chirp; high speed systems; low chirp; mean refractive index variations; on-off symmetry; push-pull modulated DFB lasers; push-pull modulation;
fLanguage
English
Publisher
iet
Conference_Titel
High Capacity Optical Communications, IEE Colloquium on
Conference_Location
London
Type
conf
Filename
316990
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