Demonstration of Mitigation of Both Turbulence and Misalignment in a 50-Gbit/s/channel Free-Space Mode-Division-Multiplexed Optical Link Using Complex Beamforming

Muralekrishnan Ramakrishnan; Huibin Zhou; Zile Jiang; Xinzhou Su; Yuxiang Duan; Abdulrahman Alhaddad; Moshe Tur; Alan Willner

Demonstration of Mitigation of Both Turbulence and Misalignment in a 50-Gbit/s/channel Free-Space Mode-Division-Multiplexed Optical Link Using Complex Beamforming

Muralekrishnan Ramakrishnan^*, Huibin Zhou, Zile Jiang, Xinzhou Su, Yuxiang Duan, Abdulrahman Alhaddad, Moshe Tur, Alan Willner

^*Corresponding author for this work

School of Electrical Engineering

University of Southern California

Research output: Contribution to conference › Paper › peer-review

Abstract

We experimentally demonstrate a beamforming technique for mitigating channel crosstalk effects due to both misalignment and turbulence in a two-mode-multiplexed free-space-optical communication link, achieving a crosstalk reduction by ~15 dB in a 50-Gbits/s/channel link.

Original language	English
State	Published - 2024
Event	CLEO: Science and Innovations in CLEO 2024, CLEO: S and I 2024 - Part of Conference on Lasers and Electro-Optics - Charlotte, United States Duration: 5 May 2024 → 10 May 2024

Conference

Conference	CLEO: Science and Innovations in CLEO 2024, CLEO: S and I 2024 - Part of Conference on Lasers and Electro-Optics
Country/Territory	United States
City	Charlotte
Period	5/05/24 → 10/05/24

Funding

Funders	Funder number
Office of Naval Research	N00014-20-1-2558
Air Force Office of Scientific Research	FA9453-20-2-0001

Cite this

Ramakrishnan, M., Zhou, H., Jiang, Z., Su, X., Duan, Y., Alhaddad, A., Tur, M., & Willner, A. (2024). Demonstration of Mitigation of Both Turbulence and Misalignment in a 50-Gbit/s/channel Free-Space Mode-Division-Multiplexed Optical Link Using Complex Beamforming. Paper presented at CLEO: Science and Innovations in CLEO 2024, CLEO: S and I 2024 - Part of Conference on Lasers and Electro-Optics, Charlotte, United States.

Ramakrishnan, Muralekrishnan ; Zhou, Huibin ; Jiang, Zile et al. / Demonstration of Mitigation of Both Turbulence and Misalignment in a 50-Gbit/s/channel Free-Space Mode-Division-Multiplexed Optical Link Using Complex Beamforming. Paper presented at CLEO: Science and Innovations in CLEO 2024, CLEO: S and I 2024 - Part of Conference on Lasers and Electro-Optics, Charlotte, United States.

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title = "Demonstration of Mitigation of Both Turbulence and Misalignment in a 50-Gbit/s/channel Free-Space Mode-Division-Multiplexed Optical Link Using Complex Beamforming",

abstract = "We experimentally demonstrate a beamforming technique for mitigating channel crosstalk effects due to both misalignment and turbulence in a two-mode-multiplexed free-space-optical communication link, achieving a crosstalk reduction by \textasciitilde{}15 dB in a 50-Gbits/s/channel link.",

author = "Muralekrishnan Ramakrishnan and Huibin Zhou and Zile Jiang and Xinzhou Su and Yuxiang Duan and Abdulrahman Alhaddad and Moshe Tur and Alan Willner",

note = "Publisher Copyright: {\textcopyright} Optica Publishing Group 2024; CLEO: Science and Innovations in CLEO 2024, CLEO: S and I 2024 - Part of Conference on Lasers and Electro-Optics ; Conference date: 05-05-2024 Through 10-05-2024",

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Ramakrishnan, M, Zhou, H, Jiang, Z, Su, X, Duan, Y, Alhaddad, A, Tur, M & Willner, A 2024, 'Demonstration of Mitigation of Both Turbulence and Misalignment in a 50-Gbit/s/channel Free-Space Mode-Division-Multiplexed Optical Link Using Complex Beamforming', Paper presented at CLEO: Science and Innovations in CLEO 2024, CLEO: S and I 2024 - Part of Conference on Lasers and Electro-Optics, Charlotte, United States, 5/05/24 - 10/05/24.

Demonstration of Mitigation of Both Turbulence and Misalignment in a 50-Gbit/s/channel Free-Space Mode-Division-Multiplexed Optical Link Using Complex Beamforming. / Ramakrishnan, Muralekrishnan; Zhou, Huibin; Jiang, Zile et al.
2024. Paper presented at CLEO: Science and Innovations in CLEO 2024, CLEO: S and I 2024 - Part of Conference on Lasers and Electro-Optics, Charlotte, United States.

Research output: Contribution to conference › Paper › peer-review

TY - CONF

T1 - Demonstration of Mitigation of Both Turbulence and Misalignment in a 50-Gbit/s/channel Free-Space Mode-Division-Multiplexed Optical Link Using Complex Beamforming

AU - Ramakrishnan, Muralekrishnan

AU - Zhou, Huibin

AU - Jiang, Zile

AU - Su, Xinzhou

AU - Duan, Yuxiang

AU - Alhaddad, Abdulrahman

AU - Tur, Moshe

AU - Willner, Alan

PY - 2024

Y1 - 2024

N2 - We experimentally demonstrate a beamforming technique for mitigating channel crosstalk effects due to both misalignment and turbulence in a two-mode-multiplexed free-space-optical communication link, achieving a crosstalk reduction by ~15 dB in a 50-Gbits/s/channel link.

AB - We experimentally demonstrate a beamforming technique for mitigating channel crosstalk effects due to both misalignment and turbulence in a two-mode-multiplexed free-space-optical communication link, achieving a crosstalk reduction by ~15 dB in a 50-Gbits/s/channel link.

UR - https://www.scopus.com/pages/publications/85205118508

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AN - SCOPUS:85205118508

T2 - CLEO: Science and Innovations in CLEO 2024, CLEO: S and I 2024 - Part of Conference on Lasers and Electro-Optics

Y2 - 5 May 2024 through 10 May 2024

ER -

Ramakrishnan M, Zhou H, Jiang Z, Su X, Duan Y, Alhaddad A et al.. Demonstration of Mitigation of Both Turbulence and Misalignment in a 50-Gbit/s/channel Free-Space Mode-Division-Multiplexed Optical Link Using Complex Beamforming. 2024. Paper presented at CLEO: Science and Innovations in CLEO 2024, CLEO: S and I 2024 - Part of Conference on Lasers and Electro-Optics, Charlotte, United States.

Demonstration of Mitigation of Both Turbulence and Misalignment in a 50-Gbit/s/channel Free-Space Mode-Division-Multiplexed Optical Link Using Complex Beamforming

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