Determination of the Measurement Accuracy of a Phase-sensitive OTDR

Malak Galal; Suneetha Sebastian; Zhisheng Yang; Luc Thévenaz

doi:10.1364/SENSORS.2021.SM5A.5

OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES)
OSA Technical Digest (Optica Publishing Group, 2021),
paper SM5A.5
•https://doi.org/10.1364/SENSORS.2021.SM5A.5

Determination of the Measurement Accuracy of a Phase-sensitive OTDR

Malak Galal, Suneetha Sebastian, Zhisheng Yang, and Luc Thévenaz

Optical Sensors 2021

Washington, DC United States
19–23 July 2021
ISBN: 978-1-943580-90-3

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Optical Fiber Sensors II (SM5A)

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M. Galal, S. Sebastian, Z. Yang, and L. Thévenaz, "Determination of the Measurement Accuracy of a Phase-sensitive OTDR," in OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES), S. Buckley, F. Vanier, S. Shi, K. Walker, I. Coddington, S. Paine, K. Lok Chan, W. Moses, S. Qian, P. Pellegrino, F. Vollmer, G. , J. Jágerská, R. Menzies, L. Emmenegger, and J. Westberg, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper SM5A.5.

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Abstract

This paper presents the measurement accuracy of a phase-sensitive optical time-domain reflectometer (ϕ-OTDR) as a function of SNR and pulse width. A method to determine the absolute SNR of a ϕ-OTDR system is also proposed.

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