4×4 MIMO equalization to mitigate crosstalk degradation in a four-channel free-space orbital-angular-momentum-multiplexed system using heterodyne detection

Hao Huang, Guodong Xie, Yongxong Ren, Yan Yan, Changjing Bao, Nisar Ahmed, Morteza Ziyadi, Mohammad Chitgarha, Mark Neifeld, Samuel Dolinar, Alan E. Willner

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Scopus citations

Abstract

We demonstrate crosstalk degradation mitigation using 4×4 MIMO equalization on an orbital-angular-momentum-multiplexed free-space data link with heterodyne detection. 20-Gbit/s QPSK signal with up to -4.8 dB crosstalk is recovered and the BER is reduced by two orders of magnitude.

Original languageEnglish (US)
Title of host publication39th European Conference and Exhibition on Optical Communication, ECOC 2013
Pages708-710
Number of pages3
Edition622 CP
DOIs
StatePublished - 2013
Event39th European Conference and Exhibition on Optical Communication, ECOC 2013 - London, United Kingdom
Duration: Sep 22 2013Sep 26 2013

Publication series

NameIET Conference Publications
Number622 CP
Volume2013

Other

Other39th European Conference and Exhibition on Optical Communication, ECOC 2013
CountryUnited Kingdom
CityLondon
Period9/22/139/26/13

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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