Reduce Footprints of Multiport Interferometers by Cosine-Sine-Decomposition Unfolding

Yinyi Liu; Jiaxu Zhang; Jun Feng; Shixi Chen; Jiang Xu

doi:10.1364/OFC.2022.W2A.4

Optical Fiber Communication Conference (OFC) 2022
Technical Digest Series (Optica Publishing Group, 2022),
paper W2A.4
•https://doi.org/10.1364/OFC.2022.W2A.4

Reduce Footprints of Multiport Interferometers by Cosine-Sine-Decomposition Unfolding

Yinyi Liu, Jiaxu Zhang, Jun Feng, Shixi Chen, and Jiang Xu

Optical Fiber Communication Conference 2022

San Diego, California United States
6–10 March 2022
ISBN: 978-1-55752-466-9

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Poster Session I (W2A)

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Y. Liu, J. Zhang, J. Feng, S. Chen, and J. Xu, "Reduce Footprints of Multiport Interferometers by Cosine-Sine-Decomposition Unfolding," in Optical Fiber Communication Conference (OFC) 2022, S. Matsuo, D. Plant, J. Shan Wey, C. Fludger, R. Ryf, and D. Simeonidou, eds., Technical Digest Series (Optica Publishing Group, 2022), paper W2A.4.

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Abstract

We present a novel 3D-unfolding method based on Cosine-Sine-Decomposition (CSD) to enable an alternative arrangement of unitary blocks towards plane normal, which reduces the planar footprints of universal multiport interferometers exponentially.

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