title: Nonlinear communication channels with capacity above the linear Shannon limit.
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.
authors.affiliation: Department of Mechanical Engineering, MIT, Cambridge, Massachusetts 02139, USA. turitsyn@mit.edu
authors.forename: Konstantin S
authors.initials: KS
authors.lastname: Turitsyn
authors.forename: Sergei K
authors.initials: SK
authors.lastname: Turitsyn