Signal processing techniques for optical transmission based on eigenvalue communication

J Koch, K Chan, CG Schaeffer… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
A minimum mean squared error (MMSE) equalizer is a way to effectively increase
transmission performance for nonlinear Fourier transform (NFT) based communication …

Dual-polarization nonlinear Fourier transform-based optical communication system

S Gaiarin, AM Perego, EP da Silva, F Da Ros, D Zibar - Optica, 2018 - opg.optica.org
New services and applications are causing an exponential increase in Internet traffic. In a
few years, the current fiber optic communication system infrastructure will not be able to …

Convolutional long short-term memory neural network equalizer for nonlinear Fourier transform-based optical transmission systems

O Kotlyar, M Kamalian-Kopae, M Pankratova… - Optics …, 2021 - opg.optica.org
We evaluate improvement in the performance of the optical transmission systems operating
with the continuous nonlinear Fourier spectrum by the artificial neural network equalisers …

Neural networks-based equalizers for coherent optical transmission: Caveats and pitfalls

PJ Freire, A Napoli, B Spinnler, N Costa… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
This paper performs a detailed, multi-faceted analysis of key challenges and common
design caveats related to the development of efficient neural networks (NN) based nonlinear …

Deep neural network equalization for optical short reach communication

M Schaedler, C Bluemm, M Kuschnerov, F Pittalà… - Applied Sciences, 2019 - mdpi.com
Nonlinear distortion has always been a challenge for optical communication due to the
nonlinear transfer characteristics of the fiber itself. The next frontier for optical …

Alternative decoding methods for optical communications based on nonlinear Fourier transform

T Gui, TH Chan, C Lu, APT Lau… - Journal of Lightwave …, 2017 - opg.optica.org
Long-haul optical communications based on nonlinear Fourier Transform have gained
attention recently as a new communication strategy that inherently embrace the nonlinear …

Artificial neural network-based equaliser in the nonlinear Fourier domain for fibre-optic communication applications

M Kamalian-Kopae, A Vasylchenkova… - 2019 Conference on …, 2019 - ieeexplore.ieee.org
Nonlinear Fourier transform (NFT) has shown its potential to overcome some challenges of
nonlinear signal distortions in fibre-optic communications ystems [1]. However, there is yet …

Performance versus complexity study of neural network equalizers in coherent optical systems

PJ Freire, Y Osadchuk, B Spinnler, A Napoli… - Journal of Lightwave …, 2021 - opg.optica.org
We present the results of the comparative performance-versus-complexity analysis for the
several types of artificial neural networks (NNs) used for nonlinear channel equalization in …

Two-stage artificial neural network-based burst-subcarrier joint equalization in nonlinear frequency division multiplexing systems

X Chen, H Ming, C Li, G He, F Zhang - Optics Letters, 2021 - opg.optica.org
We propose an artificial neural network (ANN)-based scheme to improve the performance of
nonlinear frequency division multiplexing (NFDM) optical transmission systems in both time …

Training data generation and validation for a neural network-based equalizer

T Liao, L Xue, L Huang, W Hu, L Yi - Optics Letters, 2020 - opg.optica.org
The neural network (NN) has been widely used as a promising technique in fiber optical
communication owing to its powerful learning capabilities. The NN-based equalizer is …