Title :
Novel distributed fiber temperature and strain sensor using coherent radio-frequency detection of spontaneous Brillouin scattering
Author :
Geng, Jihong ; Staines, Sean ; Blake, Mike ; Jiang, Shibin
Author_Institution :
NP Photonics, Inc., 9030 S. Rita Rd., Tucson, AZ 85747 USA
Abstract :
A novel technique that enables coherent detection of spontaneous Brillouin scattering in radio-frequency region has been demonstrated for distributed measurements of temperature and strain in long fiber by using a CW single-frequency Brillouin fiber laser.
Keywords :
Brillouin scattering; Capacitive sensors; Fiber lasers; Optical fiber cables; Optical fiber sensors; Pulse modulation; Radio frequency; Strain measurement; Temperature measurement; Temperature sensors;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2007. QELS '07
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/QELS.2007.4431536
