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On the Nonlinear Capacity with Memory of PS-QPSK and PDM-QPSK in WDM Non-Dispersion Managed Links

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Abstract

We show a novel approach to numerically evaluate the information rate of long-memory nonlinear channels. We apply the technique to compare the spectral efficiency of PS-QPSK and PDM-QPSK in non-dispersion managed links.

© 2012 Optical Society of America

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