Title :
Performance improvement in Brillouin-based simultaneous strain and temperature sensors employing pulse coding in coherent detection schemes
Author :
Soto, Marcelo A. ; Bolognini, Gabriele ; Pasquale, Fabrizio Di
Author_Institution :
Scuola Superiore Sant´´Anna, Pisa
Abstract :
We have experimentally characterized the benefits of pulse coding in coherent-detection Brillouin-based hybrid sensors, achieving 15 dB improvement in two-way sensing distance at same resolution in simultaneous strain and temperature sensing.
Keywords :
fibre optic sensors; optical coherent transients; strain sensors; temperature sensors; Brillouin-based simultaneous strain and temperature sensors; coherent detection schemes; pulse coding; Brillouin scattering; Capacitive sensors; Optical fiber sensors; Optical scattering; Optical sensors; Raman scattering; Rayleigh scattering; Sensor phenomena and characterization; Strain measurement; Temperature sensors; (060. 2370) Fiber optics sensors; (290.5830) Scattering; Brillouin;
Conference_Titel :
Optical Fiber Communication - incudes post deadline papers, 2009. OFC 2009. Conference on
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-4244-2606-5
Electronic_ISBN :
978-1-55752-865-0
