Reduction in complexity of Volterra filter by employing l0-regularization in 112-Gbps PAM-4 VCSEL optical interconnect

Yi Yu Lin, Chun Jui Chen, Hong Minh Nguyen, Chun Yen Chuang, Chia Chien Wei, Jyehong Chen, Jin Wei Shi

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We employ l0-regularization to reduce Volterra filter complexity by up to 90% in 112-Gbps PAM-4 VCSEL transmission. Compared to l1-regularization, l0-regularization achieves lower complexity and more precise weights without retraining after sparse identification.

Original languageEnglish
Title of host publicationOptical Fiber Communication Conference, OFC 2020
PublisherOSA - The Optical Society
ISBN (Print)9781943580712
DOIs
StatePublished - 2020
EventOptical Fiber Communication Conference, OFC 2020 - San Diego, United States
Duration: 8 Mar 201712 Mar 2017

Publication series

NameOptics InfoBase Conference Papers
VolumePart F174-OFC 2020

Conference

ConferenceOptical Fiber Communication Conference, OFC 2020
Country/TerritoryUnited States
CitySan Diego
Period8/03/1712/03/17

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