Experimental demonstration of a 20-Mbit/s per channel free-space bi-directional quantum communication link using orbital-angular-momentum encoding and multi-port mode converters

Cong Liu*, Kai Pang, Hao Song, Guodong Xie, Jiapeng Zhao, Yongxiong Ren, Haoqian Song, Zhe Zhao, Runzhou Zhang, Long Li, Jing Du, Seyed M.H. Rafsanjani, Guillaume Labroille, Pu Jian, Robert W. Boyd, Moshe Tur, Alan E. Willner

*Corresponding author for this work

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

Abstract

We experimentally demonstrate a free-space, bi-directional quantum communication link encoded by two OAM states using multi-port mode converters. We achieve a quantum-symbol-errorrate of ≈ 0.058 for each channel at 20 Mbit/s/channel when OAM mode-spacing is 4.

Original languageEnglish
Title of host publicationCLEO
Subtitle of host publicationApplications and Technology, CLEO_AT 2018
PublisherOptica Publishing Group (formerly OSA)
ISBN (Print)9781943580422
DOIs
StatePublished - 2018
EventCLEO: Applications and Technology, CLEO_AT 2018 - San Jose, United States
Duration: 13 May 201818 May 2018

Publication series

NameOptics InfoBase Conference Papers
VolumePart F92-CLEO_AT 2018
ISSN (Electronic)2162-2701

Conference

ConferenceCLEO: Applications and Technology, CLEO_AT 2018
Country/TerritoryUnited States
CitySan Jose
Period13/05/1818/05/18

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