Modal crosstalk suppression using digital multi-probe time reversal through free-space turbulence and multimode fiber

Yiyu Zhou; Jiapeng Zhao; Boris Braverman; Runzhou Zhang; Kai Pang; Alexander Fyffe; Alan E. Willner; Zhimin Shi; Robert W. Boyd; Robert W. Boyd

doi:10.1364/CLEO_QELS.2021.FTu1N.1

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2021),
paper FTu1N.1
•https://doi.org/10.1364/CLEO_QELS.2021.FTu1N.1

Modal crosstalk suppression using digital multi-probe time reversal through free-space turbulence and multimode fiber

Yiyu Zhou, Jiapeng Zhao, Boris Braverman, Runzhou Zhang, Kai Pang, Alexander Fyffe, Alan E. Willner, Zhimin Shi, and Robert W. Boyd

CLEO: QELS_Fundamental Science 2021

San Jose, California United States
9–14 May 2021
ISBN: 978-1-943580-91-0

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Quantum Engineering Challenges (FTu1N)

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Y. Zhou, J. Zhao, B. Braverman, R. Zhang, K. Pang, A. Fyffe, A. E. Willner, Z. Shi, and R. W. Boyd, "Modal crosstalk suppression using digital multi-probe time reversal through free-space turbulence and multimode fiber," in Conference on Lasers and Electro-Optics, J. Kang, S. Tomasulo, I. Ilev, D. Müller, N. Litchinitser, S. Polyakov, V. Podolskiy, J. Nunn, C. Dorrer, T. Fortier, Q. Gan, and C. Saraceno, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper FTu1N.1.

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Abstract

We demonstrate that digital multi-probe time reversal can effectively suppress crosstalk for mode-division multiplexing. The performance of multi-probe time reversal is experimentally characterized over a 340-m free-space link and a 1-km standard multimode fiber.

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