DocumentCode
963267
Title
Bit pattern dependence in optical DQPSK modulation
Author
van den Borne, Dirk ; Gottwald, E. ; Khoe, G.D. ; Gottwald, Erich
Author_Institution
Eindhoven Univ. of Technol., Eindhoven
Volume
43
Issue
22
fYear
2007
Abstract
A strong bit pattern dependence in optical transmission links employing multilevel modulation formats when pseudorandom binary sequences are used for modulation is demonstrated. The use of pseudorandom quaternary sequences for multilevel modulation is proposed and an efficient method to generate such sequences is presented.
Keywords
optical links; optical modulation; quadrature phase shift keying; bit pattern dependence; multilevel modulation; multilevel modulation formats; optical DQPSK modulation; optical transmission links; pseudorandom binary sequences; pseudorandom quaternary sequences;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:20072339
Filename
4375466
Link To Document