Improved Sensitivity of Distributed Fibre Optical Sensing Using Structured Sampling

Shan Jiang; Zhuqiang Zhong; Wei Jin; Jiaxiang He; Roger Giddings; Jianming Tang

doi:10.1364/COSI.2022.JF2D.2

Imaging and Applied Optics Congress 2022 (3D, AOA, COSI, ISA, pcAOP)
Technical Digest Series (Optica Publishing Group, 2022),
paper JF2D.2
•https://doi.org/10.1364/COSI.2022.JF2D.2

Improved Sensitivity of Distributed Fibre Optical Sensing Using Structured Sampling

Shan Jiang, Zhuqiang Zhong, Wei Jin, Jiaxiang He, Roger Giddings, and Jianming Tang

Computational Optical Sensing and Imaging 2022

Vancouver, British Columbia Canada
11–15 July 2022
ISBN: 978-1-957171-09-8

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Advances in the Design, Fabrication and Characterization of Optical Sensors II (Joint COSI and IS) (JF2D)

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S. Jiang, Z. Zhong, W. Jin, J. He, R. Giddings, and J. Tang, "Improved Sensitivity of Distributed Fibre Optical Sensing Using Structured Sampling," in Imaging and Applied Optics Congress 2022 (3D, AOA, COSI, ISA, pcAOP), Technical Digest Series (Optica Publishing Group, 2022), paper JF2D.2.

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Abstract

A structured sampling scheme for fiber optical sensing in the digital domain is proposed and demonstrated experimentally, which improves the fiber optical sensing sensitivity by 4dB without any hardware modification compared with conventional pulse-based system.

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