Coherent Phase-sensitive Optical Time Domain Reflectometer Based on Digital Orthogonal Pulses

Junfeng Jiang; Junfeng Jiang; Junfeng Jiang; Wenjie Chen; Wenjie Chen; Wenjie Chen; Kun Liu; Kun Liu; Kun Liu; Shuang Wang; Shuang Wang; Shuang Wang; Zhe Ma; Zhe Ma; Zhe Ma; Zhenyang Ding; Zhenyang Ding; Zhenyang Ding; Tianhua Xu; Tianhua Xu; Tianhua Xu; Tiegen Liu; Tiegen Liu; Tiegen Liu

doi:10.1364/OFS.2020.T3.81

Optical Fiber Sensors Conference 2020 Special Edition
OSA Technical Digest (Optica Publishing Group, 2020),
paper T3.81
•https://doi.org/10.1364/OFS.2020.T3.81

Coherent Phase-sensitive Optical Time Domain Reflectometer Based on Digital Orthogonal Pulses

Junfeng Jiang, Wenjie Chen, Kun Liu, Shuang Wang, Zhe Ma, Zhenyang Ding, Tianhua Xu, and Tiegen Liu

Optical Fiber Sensors 2020

Washington, DC United States
8–12 June 2020
ISBN: 978-1-55752-307-5

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Poster Session I (T3)

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J. Jiang, W. Chen, K. Liu, S. Wang, Z. Ma, Z. Ding, T. Xu, and T. Liu, "Coherent Phase-sensitive Optical Time Domain Reflectometer Based on Digital Orthogonal Pulses," in Optical Fiber Sensors Conference 2020 Special Edition, G. Cranch, A. Wang, M. Digonnet, and P. Dragic, eds., OSA Technical Digest (Optica Publishing Group, 2020), paper T3.81.

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Abstract

A coherent phase-sensitive optical time domain reflectometer (COTDR) based on digital orthogonal pulses is proposed. The digital orthogonal pulses provide phase diversity demodulation with a single detector and system sampling frequency will not reduce.

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