The recently developed digital coherent receiver enables us to employ a variety of spectrally
efficient modulation formats such as-ary phase-shift keying and quadrature-amplitude …

Digital signal processing for fiber nonlinearities [Invited] clickable element to expand a topic
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Digital coherent transceivers have revolutionized optical fiber communications due to their
superior performance offered compared to intensity modulation and direct detection based …

Optical communication systems represent the backbone of modern communication
networks. Since their deployment, different fiber technologies have been used to deal with …

This paper introduces a novel methodology for develo** low-complexity neural network
(NN) based equalizers to address impairments in high-speed coherent optical transmission …

We explore the potential benefits of digital nonlinearity compensation (NLC) techniques in
fully loaded coherent wavelength-division multiplexed (WDM) transmission systems. After …

Abstract Machine learning (ML) and neuromorphic computing have been enforcing problem-
solving in many applications. Such approaches found fertile ground in optical …

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 …

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 …

Starting from a previously proposed frequency-domain Volterra series nonlinear equalizer
(VSNE), whose complexity evolves as O (N 3), with N being the frequency-domain block …