A Novel Optical Path Matching Method for Balanced Detection

Zhengyang Li; Yang’an Zhang; Xueguang Yuan; Zhenyu Xiao; Jiayan Huo; Yongqing Huang

doi:10.1364/CLEO_AT.2022.AW5L.6

Conference on Lasers and Electro-Optics
Technical Digest Series (Optica Publishing Group, 2022),
paper AW5L.6
•https://doi.org/10.1364/CLEO_AT.2022.AW5L.6

A Novel Optical Path Matching Method for Balanced Detection

Zhengyang Li, Yang’an Zhang, Xueguang Yuan, Zhenyu Xiao, Jiayan Huo, and Yongqing Huang

CLEO: Applications and Technology 2022

San Jose, California United States
15–20 May 2022
ISBN: 978-1-957171-05-0

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Next-Gen Communications Technologies (AW5L)

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Z. Li, Y. ’a. Zhang, X. Yuan, Z. Xiao, J. Huo, and Y. Huang, "A Novel Optical Path Matching Method for Balanced Detection," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper AW5L.6.

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Abstract

A novel optical path matching method is provided to eliminate the optical path difference of the balanced detection fiber link. The noise floor is reduced by 8dB compared with that of the single photodetector output.

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