A machine learning-based detection technique for optical fiber nonlinearity mitigation

  • Abdelkerim Amari (Corresponding author)
  • , Xiang Lin
  • , Octavia A. Dobre
  • , Ramachandran Venkatesan
  • , Alex Alvarado

Research output: Contribution to journalArticleAcademicpeer-review

48 Citations (SciVal)
157 Downloads (Pure)

Abstract

We investigate the performance of a machine learning classi?cation technique, called the Parzen window, to mitigate the ?ber nonlinearity in the context of dispersion managed and dispersion unmanaged systems. The technique is applied for detection at the receiver side, and deals with the non-Gaussian nonlinear effects by designing improved decision boundaries. We also propose a two-stage mitigation technique using digital back propagation and Parzen window for dispersion unmanaged systems. In this case, digital back propagation compensates for the deterministic nonlinearity and the Parzen window deals with the stochastic nonlinear signal-noise interactions, which are not taken into account by digital back propagation. A performance improvement up to 0.4 dB in terms of Q factor is observed.
Original languageEnglish
Article number8660506
Pages (from-to)627-630
Number of pages4
JournalIEEE Photonics Technology Letters
Volume31
Issue number8
DOIs
Publication statusPublished - 15 Apr 2019

Funding

Manuscript received October 29, 2018; revised January 4, 2019; accepted February 25, 2019. Date of publication March 5, 2019; date of current version April 2, 2019. This work was supported in part by the Atlantic Canada Opportunities Agency, in part by the Research Development Corporation Canada, and in part by the Netherlands Organisation for Scientific Research through the VIDI ICONIC under Project 15685. (Corresponding author: Abdelkerim Amari.) A. Amari was with the Faculty of Engineering and Applied Science, Memorial University, St. John’s, NL A1C 5S7, Canada. He is now with the Information and Communication Theory Lab, Signal Processing Systems Group, Department of Electrical Engineering, Eindhoven University of Technology, 5612 AZ Eindhoven, The Netherlands (e-mail: [email protected]).

Keywords

  • Digital back propagation
  • fiber nonlinearity mitigation
  • machine learning
  • optical communication systems
  • Parzen window

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