Interference Fading Elimination by Combination of Rotate Vector Sum and Intensity Tracking Techniques in Coherent Φ-OTDR

Ying Qiu; Yafeng Cheng; Hanyong Wang; Desheng Li; Yixin Zhang; Ming Luo; Xiang Li; Tianye Huang; Xu Zhang; Xi Xiao; Xi Xiao

doi:10.1364/OFS.2023.Tu3.64

28th International Conference on Optical Fiber Sensors
Technical Digest Series (Optica Publishing Group, 2023),
paper Tu3.64
•https://doi.org/10.1364/OFS.2023.Tu3.64

Interference Fading Elimination by Combination of Rotate Vector Sum and Intensity Tracking Techniques in Coherent Φ-OTDR

Ying Qiu, Yafeng Cheng, Hanyong Wang, Desheng Li, Yixin Zhang, Ming Luo, Xiang Li, Tianye Huang, Xu Zhang, and Xi Xiao

Optical Fiber Sensors 2023

Naka-ku, Hamamatsu-shi Japan
20–24 November 2023
ISBN: 978-1-957171-30-2

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Poster Session I (Tu3)

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Y. Qiu, Y. Cheng, H. Wang, D. Li, Y. Zhang, M. Luo, X. Li, T. Huang, X. Zhang, and X. Xiao, "Interference Fading Elimination by Combination of Rotate Vector Sum and Intensity Tracking Techniques in Coherent Φ-OTDR," in 28th International Conference on Optical Fiber Sensors, Technical Digest Series (Optica Publishing Group, 2023), paper Tu3.64.

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Abstract

A method combined with rotate vector sum and intensity tracking algorithm was proposed to eliminate the interference fading in coherent Φ-OTDR. The experimental results shows that the proposed method can effectively locate the vibration position with mitigated interference fading.

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