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 …

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 …

Dual-Polarization Non-Linear Frequency-Division Multiplexed Transmission With -Modulation

X Yangzhang, V Aref, ST Le, H Buelow… - Journal of Lightwave …, 2019 - opg.optica.org
There has been much interest in the non-linear frequency-division multiplexing (NFDM)
transmission scheme in the optical fiber communication system. Up to date, most of the …

Linear and nonlinear frequency-division multiplexing

M Yousefi, X Yangzhang - IEEE Transactions on Information …, 2019 - ieeexplore.ieee.org
Two signal multiplexing schemes for optical fiber communication are considered:
Wavelength-division multiplexing (WDM) and nonlinear frequency-division multiplexing …

10.83 Tb/s over 800 Km nonlinear frequency division multiplexing WDM transmission

X Chen, X Fang, F Yang, F Zhang - Journal of Lightwave …, 2022 - ieeexplore.ieee.org
Nonlinear frequency division multiplexing (NFDM) transmission scheme has attracted great
interest in optical fiber communication systems due to its potential for surpassing the Kerr …

Experimental demonstration of dual-polarisation NFDM transmission with b-modulation

X Yangzhang, ST Le, V Aref, H Buelow… - 2019 IEEE Photonics …, 2019 - ieeexplore.ieee.org
Dual-polarisation Nonlinear Frequency Division Multiplexing (DP-NFDM) transmission has
been intensively investigated recently due to its potential of doubling the capacity in …

Correlation-aided nonlinear spectrum detection

Q Zhang, FR Kschischang - Journal of Lightwave Technology, 2021 - opg.optica.org
It is shown that a higher spectral efficiency (SE) can be achieved in a narrow-bandwidth-
modulated NFDM subsystem than a moderate-bandwidth one. Exploiting the statistical …

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 …

400 Gbps dual-polarisation non-linear frequency-division multiplexed transmission with b-modulation

X Yangzhang, V Aref, ST Le, H Bülow… - … Conference on Optical …, 2018 - ieeexplore.ieee.org
400 Gbps Dual-Polarisation Non-Linear Frequency-Division Multiplexed Transmission with
B-Modulation Page 1 400 Gbps Dual-polarisation Non-linear Frequency-division Multiplexed …

Probabilistic shaping and neural network-based optimization for a nonlinear frequency division multiplexing system

J Wei, L Xi, X Zhang, J Deng, S Du, X Zhang… - Optics letters, 2021 - opg.optica.org
A joint scheme introducing probabilistic shaping (PS) at the transmitter and utilizing a neural
network (NN) equalizer at the receiver is proposed to improve the performance of the b …