Capacity analysis of signaling on the continuous spectrum of nonlinear optical fibers

I Tavakkolnia, M Safari - Journal of Lightwave Technology, 2017 - opg.optica.org
This paper investigates the capacity of signaling on the continuous spectrum (CS) of optical
fibers as defined by the nonlinear Fourier transform (NFT). The channel model of such NFT …

Signaling on the continuous spectrum of nonlinear optical fiber

I Tavakkolnia, M Safari - Optics express, 2017 - opg.optica.org
This paper studies different signaling techniques on the continuous spectrum (CS) of
nonlinear optical fiber defined by nonlinear Fourier transform. Three different signaling …

Correlated eigenvalues of multi-soliton optical communications

WQ Zhang, T Gui, Q Zhang, C Lu, TM Monro… - Scientific reports, 2019 - nature.com
There is a fundamental limit on the capacity of fibre optical communication system (Shannon
Limit). This limit can be potentially overcome via using Nonlinear Frequency Division …

Nonlinear spectrum of conventional OFDM and WDM return-to-zero signals in nonlinear channel

S Turitsyn, E Sedov, A Redyuk… - Journal of Lightwave …, 2019 - ieeexplore.ieee.org
The nonlinear Schrödinger equation (NLSE) is often used as a master path-average model
for fiber-optic links to analyze fundamental properties of such nonlinear communication …

Nonlinear signal multiplexing for communication beyond the Kerr nonlinearity limit

ST Le, V Aref, H Buelow - Nature Photonics, 2017 - nature.com
Current optical fibre transmission systems rely on modulation, coding and multiplexing
techniques that were originally developed for linear communication channels. However …

On the soliton spectral efficiency in non-linear optical fibers

P Kazakopoulos, AL Moustakas - 2016 IEEE International …, 2016 - ieeexplore.ieee.org
Optical fiber communications can be modeled using the non-linear Schrödinger equation,
which is integrable. In this paper we show how integrability can be exploited to communicate …

Signalling over nonlinear fibre-optic channels by utilizing both solitonic and radiative spectra

I Tavakkolnia, M Safari - 2015 European Conference on …, 2015 - ieeexplore.ieee.org
Using the inverse scattering method known for solving partial differential equations such as
nonlinear Schrödinger equation, we analyse a fibre optic communication system which …

Multi-symbol digital signal processing techniques for discrete eigenvalue transmissions based on nonlinear Fourier transform

G Zhou, L Sun, C Lu, APT Lau - Journal of Lightwave technology, 2021 - opg.optica.org
Optical communications based on Nonlinear Fourier Transform (NFT) and digital coherent
transceivers are proposed as a new theoretical framework for communications over the …

On the capacity of amplitude modulated soliton communication over long haul fibers

Y Chen, I Tavakkolnia, A Alvarado, M Safari - Entropy, 2020 - mdpi.com
The capacity limits of fiber-optic communication systems in the nonlinear regime are not yet
well understood. In this paper, we study the capacity of amplitude modulated first-order …

The Shannon channel capacity of dispersion-free nonlinear optical fiber transmission

J Tang - Journal of Lightwave Technology, 2001 - opg.optica.org
We extend the Shannon information theory to a nonlinear system and present a model for
calculating the channel capacity of an optical-fiber transmission system using dispersion …