Experimental Demonstration of Adaptive-Optics-Based Turbulence Mitigation in a Mode-Multiplexed Free-Space Optical Link by Using both Radial and Azimuthal Spatial Indices

Xinzhou Su*, Yuxiang Duan, Huibin Zhou, Hao Song, Kai Pang, Cong Liu, Kaiheng Zou, Runzhou Zhang, Haoqian Song, Nanzhe Hu, Moshe Tur, Alan E. Willner

*Corresponding author for this work

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

3 Scopus citations

Abstract

We experimentally demonstrate turbulence mitigation by adaptive optics for a 400-Gbit/s free-space link multiplexing four Laguerre Gaussian modes using both radial and azimuthal indices. The turbulence-induced power loss and crosstalk are reduced by ∼10 dB and ∼18 dB, respectively.

Original languageEnglish
Title of host publication2022 Optical Fiber Communications Conference and Exhibition, OFC 2022 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781557524669
StatePublished - 2022
Event2022 Optical Fiber Communications Conference and Exhibition, OFC 2022 - San Diego, United States
Duration: 6 Mar 202210 Mar 2022

Publication series

Name2022 Optical Fiber Communications Conference and Exhibition, OFC 2022 - Proceedings

Conference

Conference2022 Optical Fiber Communications Conference and Exhibition, OFC 2022
Country/TerritoryUnited States
CitySan Diego
Period6/03/2210/03/22

Funding

FundersFunder number
Airbus Institute for Engineering Research
Basic Research Office of the Assistant Secretary of Defense
Defense Security Cooperation AgencyDSCA 4441006051
Qualcomm Innovation
Office of Naval ResearchFA9550-20-1-0152, N00014-16-1-2813
Office of Naval Research
Astrophysics Science Division
Multidisciplinary University Research InitiativeN00014-20-1-2558
Multidisciplinary University Research Initiative

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