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 …

Soliton distillation of pulses from a fiber laser

Y Wang, S Fu, C Zhang, X Tang, J Kong… - Journal of Lightwave …, 2021 - opg.optica.org
An elegant method of nonlinear Fourier transform (NFT) has attracted worldwide research
interests and such NFT methodology provides a new viewpoint on the physics of laser …

Nonlinear Fourier transform enabled eigenvalue spectrum investigation for fiber laser radiation

Y Wang, S Fu, J Kong, A Komarov, M Klimczak… - Photonics …, 2021 - opg.optica.org
Fiber lasers are a paradigm of dissipative systems, which distinguish themselves from a
Hamilton system where energy is conservative. Consequently, pulses generated in a fiber …

Nonlinear frequency division multiplexing with b-modulation: shifting the energy barrier

T Gui, G Zhou, C Lu, APT Lau, S Wahls - Optics express, 2018 - opg.optica.org
The recently proposed b-modulation method for nonlinear Fourier transform-based fiber-
optic transmission offers explicit control over the duration of the generated pulses and …

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 …

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 …

Silicon photonic integrated circuits for soliton based long haul optical communication

A Moscoso-Mártir, J Koch, O Schulz… - Journal of Lightwave …, 2022 - ieeexplore.ieee.org
We demonstrate a silicon photonic transmitter for soliton-based communications enabling
the interleaving of QPSK and APSK modulated soliton pulses overlapping in both the time …

Eigenvalue-domain neural network demodulator for eigenvalue-modulated signal

K Mishina, S Sato, Y Yoshida… - Journal of Lightwave …, 2021 - ieeexplore.ieee.org
Optical eigenvalue communication is a promising technique for overcoming the Kerr
nonlinear limit in optical communication systems. The optical eigenvalue associated with the …

Exponential fourth order schemes for direct Zakharov-Shabat problem

S Medvedev, I Vaseva, I Chekhovskoy, M Fedoruk - Optics Express, 2020 - opg.optica.org
Nowadays, improving the accuracy of computational methods to solve the initial value
problem of the Zakharov-Shabat system remains an urgent problem in optics. In particular …

Improving soliton transmission systems through soliton interactions

G Zhou, T Gui, C Lu, APT Lau… - Journal of Lightwave …, 2019 - ieeexplore.ieee.org
Nonlinear interactions between neighboring pulses has always been a fundamental
bottleneck in soliton transmission systems. Recently, coherent transceivers, digital signal …