Nonlinear communication channels with capacity above the linear Shannon limit

Turitsyn, Konstantin S. and Turitsyn, Sergei K. (2012). Nonlinear communication channels with capacity above the linear Shannon limit. Optics Letters, 37 (17), pp. 3600-3602.

Abstract

We prove that, under certain conditions, the capacity of an optical communication channel with in-line, nonlinear filtering (regeneration) elements can be higher than the Shannon capacity for the corresponding linear Gaussian white noise channel.

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