Combining nonlinear Fourier transform and neural network-based processing in optical communications

O Kotlyar, M Pankratova, M Kamalian-Kopae… - Optics letters, 2020 - opg.optica.org
We propose a method to improve the performance of the nonlinear Fourier transform (NFT)-
based optical transmission system by applying the neural network post-processing of the …

Nonlinear Fourier transform for optical data processing and transmission: advances and perspectives

SK Turitsyn, JE Prilepsky, ST Le, S Wahls, LL Frumin… - Optica, 2017 - opg.optica.org
Fiber-optic communication systems are nowadays facing serious challenges due to the fast
growing demand on capacity from various new applications and services. It is now well …

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 …

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 …

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 …

End-to-end optimization of coherent optical communications over the split-step Fourier method guided by the nonlinear Fourier transform theory

S Gaiarin, F Da Ros, RT Jones… - Journal of Lightwave …, 2020 - ieeexplore.ieee.org
Optimizing modulation and detection strategies for a given channel is critical to maximizing
the throughput of a communication system. Such an optimization can be easily carried out …

Experimental demonstration of nonlinear frequency division multiplexing transmission with neural network receiver

S Gaiarin, F Da Ros, N De Renzis… - Journal of Lightwave …, 2020 - ieeexplore.ieee.org
Nonlinear frequency division multiplexing (NFDM) communication systems that are based
on the nonlinear Fourier transform (NFT), have seen a rapid improvement in performance …

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 …

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 …

Time-domain neural network receiver for nonlinear frequency division multiplexed systems

RT Jones, S Gaiarin, MP Yankov… - IEEE Photonics …, 2018 - ieeexplore.ieee.org
The nonlinear Fourier transform is a new approach for addressing the capacity limiting Kerr
nonlinearities in optical communication systems. It exploits the property of integrability of the …