Determination of the Measurement Accuracy of a Phase-sensitive OTDR

Galal, MalakSebastian, SuneethaYang, ZhishengThévenaz, Luc2021-11-092021-11-092021-11-092021-07-1910.1364/SENSORS.2021.SM5A.5https://infoscience.epfl.ch/handle/20.500.14299/182944This 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.Distributed optical fibre sensingphase-OTDRmeasurement accuracyDetermination of the Measurement Accuracy of a Phase-sensitive OTDRtext::conference output::conference proceedings::conference paper