Distributed strain sensing with large dynamic range based on two-wavelength phase-sensitive OTDR

Enrique Piñeiro, Mikel Sagues, Juan José Mompó, Avishay Eyal*, Alayn Loayssa

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We demonstrate the use of two-wavelengths to enhance the dynamic range in phase-sensitive OTDR vibration sensors. The system overcomes the phase wrapping constrains by the synthesis of an equivalent wavelength measurement.

Original languageEnglish
Title of host publicationOptical Fiber Sensors, OFS 2020
PublisherOptica Publishing Group (formerly OSA)
ISBN (Electronic)9781557523075
StatePublished - 2020
Event27th International Conference on Optical Fiber Sensors, OFS 2020 - Washington, United States
Duration: 8 Jun 202012 Jun 2020

Publication series

NameOptics InfoBase Conference Papers

Conference

Conference27th International Conference on Optical Fiber Sensors, OFS 2020
Country/TerritoryUnited States
CityWashington
Period8/06/2012/06/20

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