Mitigation of Intra-Channel Nonlinearites Using a Frequency-Domain Volterra Series Equalizer
Guiomar, F. P.
; Reis, J.D.
;
Teixeira, A.
;
Pinto, A. N.
Mitigation of Intra-Channel Nonlinearites Using a Frequency-Domain Volterra Series Equalizer, Proc European Conference on Optical Communication ECOC, Geneve, Switzerland, Vol. CD, pp. Tu.6.B.1 - , September, 2011.
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Abstract
We apply a frequency-domain Volterra series nonlinear equalizer to a 20 Gbaud NRZ-QPSK signal propagated over 1600 km. Using 2 samples/symbol we obtain a 2 dB improvement on the nonlinear tolerance over backward propagation split-step Fourier method.
