Experimental verification of 64-Gbd/64-QAM interworking of probabilistic shaping with a digital resolution enhancer

Mahmood Abu-Romoh, Tu T. Nguyen, Pavel Skvortcov, Yaron Yoffe, Ian Phillips, Tomislav Drenski, Wladek Forysiak

Research output: Chapter in Book/Published conference outputConference publication

Abstract

We present an experimental study of probabilistic constellation shaping gains in low resolution digital-to-analogue converter based transceivers, which utilizes digital resolution enhancement. A SNR gain of 0.65dB for optimized probabilistic shaping factors can be achieved.
Original languageEnglish
Title of host publication2021 Optical Fiber Communications Conference and Exhibition, OFC 2021 - Proceedings
PublisherIEEE
Number of pages3
ISBN (Electronic)978-1-943580-86-6
ISBN (Print)978-1-6654-2938-2
Publication statusPublished - 26 Jul 2021
Event2021 Optical Fiber Communications Conference and Exhibition (OFC) - San Francisco, CA, USA
Duration: 6 Jun 202110 Jun 2021

Publication series

Name2021 Optical Fiber Communications Conference and Exhibition, OFC 2021 - Proceedings

Conference

Conference2021 Optical Fiber Communications Conference and Exhibition (OFC)
Period6/06/2110/06/21

Bibliographical note

Funding: We thank Socionext Europe GmbH UK for studentship support and Lumentum UK for loan of the CFP2. This work was supported in part by EPSRC grants EP/M009092/1, EP/R035342/, and EP/S002871/1.

Keywords

  • Optical fiber losses
  • Power demand
  • Simulation
  • Probabilistic logic
  • Transceivers
  • Optical fiber communication
  • Gain

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