Coherent Optical Fiber Sensing Based on a Frequency Shifting Loop

Authors :: Vincent Crozatier
Loïc Morvan
Guillaume Arpison
Hugues Guillet de Chatellus
Vincent Billault
Pierre Travers
Vincent Kemlin
Daniel Dolfi
Source :: OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES).
Publication Year :: 2021
Publisher :: Optica Publishing Group, 2021.
Abstract: An optical fiber sensing system with a frequency shifting loop monitor phase perturbations applied to a transducer in an optical fiber. A sensitivity below 4 µrad/Hz^(1/2) in a 20 kHz – 2 MHz bandwidth is obtained.

Subjects :: Loop (topology)
Materials science
business.industry
Optoelectronics
business
Optical fiber sensing

Database :: OpenAIRE
Journal :: OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES)
Accession number :: edsair.doi...........d357c0280a744348807bacc85c889988
Full Text :: https://doi.org/10.1364/sensors.2021.stu2b.7