DocumentCode :
1423565
Title :
Cross-Polarization Modulation in Polarization-Division Multiplex Transmission
Author :
Winter, Marcus ; Setti, Dario ; Petermann, Klaus
Author_Institution :
FG Hochfrequenztech./Photonik (HFT4), Tech. Univ. Berlin, Berlin, Germany
Volume :
22
Issue :
8
fYear :
2010
fDate :
4/15/2010 12:00:00 AM
Firstpage :
538
Lastpage :
540
Abstract :
We show theoretically and with the aid of computer simulations that the nonlinear depolarization induced by cross-polarization modulation leads to crosstalk between the polarization-division multiplex (PolDM) subchannels during their demultiplexing. This additive crosstalk can be approximated as additive Gaussian noise, and we derive expressions to estimate its variance. It can lead to significant penalties of up to several decibels for PolDM transmission and must be properly accounted for. We also show why time-interleaving both subchannels can significantly reduce these penalties.
Keywords :
Gaussian noise; light polarisation; multiplexing; optical Kerr effect; optical crosstalk; optical fibre communication; optical fibre dispersion; optical modulation; additive Gaussian noise; cross polarization modulation; crosstalk; nonlinear depolarization; optical Kerr effect; optical fiber communication; optical polarization; polarization division multiplex subchannel; polarization division multiplex transmission; Cross-polarization modulation (XPolM); optical Kerr effect; optical fiber communication; optical polarization; polarization-division multiplex (PolDM);
fLanguage :
English
Journal_Title :
Photonics Technology Letters, IEEE
Publisher :
ieee
ISSN :
1041-1135
Type :
jour
DOI :
10.1109/LPT.2010.2042164
Filename :
5419003
Link To Document :
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