Nonlinear interference mitigation: Methods and potential gain

R Dar, PJ Winzer - Journal of Lightwave Technology, 2017‏ - ieeexplore.ieee.org
We explore the potential benefits of digital nonlinearity compensation (NLC) techniques in
fully loaded coherent wavelength-division multiplexed (WDM) transmission systems. After …

Perturbation analysis of nonlinear propagation in a strongly dispersive optical communication system

P Johannisson, M Karlsson - Journal of Lightwave Technology, 2013‏ - ieeexplore.ieee.org
We discuss an analytical model that predicts the impact of the Kerr nonlinearity in optical
communication systems when the signal spectrum is wide and the accumulated dispersion …

Deep learning based digital backpropagation demonstrating SNR gain at low complexity in a 1200 km transmission link

BI Bitachon, A Ghazisaeidi, M Eppenberger… - Optics …, 2020‏ - opg.optica.org
A deep learning (DL) based digital backpropagation (DBP) method with a 1 dB SNR gain
over a conventional 1 step per span DBP is demonstrated in a 32 GBd 16QAM transmission …

Neural turbo equalization: Deep learning for fiber-optic nonlinearity compensation

T Koike-Akino, Y Wang, DS Millar… - Journal of Lightwave …, 2020‏ - ieeexplore.ieee.org
Recently, data-driven approaches motivated by modern deep learning have been applied to
optical communications in place of traditional model-based counterparts. The application of …

Digital coherent technology for optical fiber and radio-over-fiber transmission systems

K Kitayama, A Maruta, Y Yoshida - Journal of Lightwave Technology, 2014‏ - opg.optica.org
Current status and the future perspective of digital coherent technology for optical fiber and
radio-over-fiber (RoF) transmission systems will be reviewed. For the starter, we will review …

Revisiting efficient multi-step nonlinearity compensation with machine learning: An experimental demonstration

V Oliari, S Goossens, C Häger, G Liga… - Journal of Lightwave …, 2020‏ - opg.optica.org
Efficient nonlinearity compensation in fiber-optic communication systems is considered a
key element to go beyond the “capacity crunch”. One guiding principle for previous work on …

Enabling technologies for fiber nonlinearity mitigation in high capacity transmission systems

O Vassilieva, I Kim, T Ikeuchi - Journal of Lightwave Technology, 2018‏ - ieeexplore.ieee.org
Fiber nonlinearity has become a major limiting transmission impairment factor. In this paper,
we discuss various nonlinearity mitigation techniques in electrical and optical domains. In …

Probabilistic amplitude sha** and nonlinearity tolerance: Analysis and sequence selection method

MT Askari, L Lampe, J Mitra - Journal of Lightwave Technology, 2023‏ - ieeexplore.ieee.org
Probabilistic amplitude sha** (PAS) is a practical means to achieve a sha** gain in
optical fiber communication. However, PAS and sha** in general also affect the signal …

High-capacity optical transport networks

TJ **a, S Gringeri, M Tomizawa - IEEE Communications …, 2012‏ - ieeexplore.ieee.org
Network traffic demands are forecast to increase for the foreseeable future, with the
challenge being to meet the demand while maintaining or lowering network costs. Simply …

Stochastic digital backpropagation

NV Irukulapati, H Wymeersch… - IEEE Transactions …, 2014‏ - ieeexplore.ieee.org
In this paper, we propose a novel detector for single-channel long-haul coherent optical
communications, termed stochastic digital backpropagation (SDBP), which takes into …