Reaching pε/√Hz sensitivity in a distributed optical fiberstrain sensor

Authors
Pereira da Costa, Luis DuarteUniversity of Alcalá Author; Fidalgo Martins, HugoUniversity of Alcalá Author; Martín López, SoniaUniversity of Alcalá Author; Fernández Ruiz, María del RosarioUniversity of Alcalá Author; González Herráez, MiguelUniversity of Alcalá Author
Identifiers
Permanent link (URI): http://hdl.handle.net/10017/36927
DOI: 10.1364/OFS.2018.TuD3
Publisher
OSA Publishing
Date
2018-09-24
Embargo end date
2019-12-01
Affiliation
Universidad de Alcalá. Departamento de Electrónica
Funders
European Commission
Ministerio de Economía y Competitividad
Comunidad de Madrid
Bibliographic citation
Costa, L., Martins, H. F., Martín-López, S., Fernández-Ruiz, M. R. & González-Herráez, M. 2018, "Reaching pε/√Hz sensitivity in a distributed optical fiber strain sensor", in 26th International Conference on Optical Fiber Sensors, OSA Technical Digest (Optical Society of America, 2018), paper TuD3.
Keywords
Optical sensing and sensors
Scattering
Rayleigh
Chirping
Description / Notes
26th International Coference on Optical Fiber Sensors OFS-26, 24/09/2018-28/09/2018, Lausanne, Suiza.
Project
info:eu-repo/grantAgreement/EC/FP7/307441/EU/Ubiquitous optical FIbre NErves/U-FINE
info:eu-repo/grantAgreement/EC/H2020/722509/EU/Fibre Nervous Sensing Systems/FINESSE
info:eu-repo/grantAgreement/EC/H2020/WaterJPI-JC-2015-04/EU/Dikes and Debris Flows Monitoring by Novel Optical Fiber Sensors/DOMINO
info:eu-repo/grantAgreement/MINECO//TEC2015-71127-C2-2-R/ES/REDUCCION DE LOS EFECTOS DE RUIDO EN SISTEMAS DE FIBRA OPTICA NO LINEALES/
info:eu-repo/grantAgreement/CAM//S2009%2FMIT2790/ES/Sensores e INstrumentación en tecnologías FOTÓNicas/SINFOTON
Document type
info:eu-repo/semantics/conferenceObject
Version
info:eu-repo/semantics/acceptedVersion
Publisher's version
https://doi.org/10.1364/OFS.2018.TuD3
Rights
Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)
(c) OSA, 2018
Access rights
info:eu-repo/semantics/openAccess
Share
 
Abstract
Chirped-pulse ΦOTDR provides distributed strain measurement via a time-delay estimation process. We propose a lower bound for performance, after reducing sampling error and compensating phase-noise. We attempt to reach the limit, attaining unprecedented pε/√Hz sensitivities.
Files in this item
Collections
Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)
Este ítem está sujeto a una licencia Creative Commons.