DocumentCode
1961321
Title
Enhanced digital polarization demultiplexation via CMA step size adaptation for PM-QPSK coherent receivers
Author
Ribeiro, Vitor B. ; Oliveira, Júlio C R F ; Diniz, Julio C M ; Rosa, Eduardo S. ; Silva, Reginaldo ; Silva, Edson P. ; Carvalho, Luis H. ; Bordonalli, Aldário C.
Author_Institution
CPqD, Campinas, Brazil
fYear
2012
fDate
4-8 March 2012
Firstpage
1
Lastpage
3
Abstract
Fixed step size CMA can exhibit serious penalties due to rapid channel variations during coherent receiver polarization demultiplexing. We propose and experimentally demonstrate two CMA gain adaptation methods that improve dynamic equalizer tracking and convergence.
Keywords
convergence; demultiplexing; optical fibre communication; optical receivers; quadrature phase shift keying; CMA step size adaptation; PM-QPSK coherent receivers; convergence; dynamic equalizer tracking; enhanced digital polarization demultiplexation; rapid channel variations; Bit error rate; Convergence; Heuristic algorithms; Optical noise; Receivers; Signal processing algorithms; Signal to noise ratio;
fLanguage
English
Publisher
ieee
Conference_Titel
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2012 and the National Fiber Optic Engineers Conference
Conference_Location
Los Angeles, CA
ISSN
pending
Print_ISBN
978-1-4673-0262-3
Type
conf
Filename
6192169
Link To Document