Title :
Sensitivity enhancement in long-range distributed Brillouin fiber sensor using an anti-Stokes single-sideband probe and a bidirectional EDFA
Author :
Nguyen, D.M. ; Stiller, Burkhard ; Lee, M.W. ; Beugnot, J.C. ; Maillotte, H. ; Sylvestre, Thibaut ; Mottet, A. ; Hauden, Jerome
Author_Institution :
FEMTO-ST, Univ. de Franche-Comte, Besancon, France
Abstract :
We demonstrate a long-range Brillouin optical time-domain analysis (BOTDA) sensor system with a sensing range up to 100-km by combining an anti-Stokes single sideband suppressed-carrier modulation technique with an in line mid-span bidirectional EDFA.
Keywords :
Brillouin spectra; distributed sensors; erbium; fibre optic sensors; optical fibre amplifiers; optical modulation; time-domain analysis; antiStokes single sideband suppressed-carrier modulation technique; antiStokes single-sideband probe; erbium doped-fiber amplifier; in line mid-span bidirectional EDFA; long-range Brillouin optical time-domain analysis sensor system; long-range distributed Brillouin fiber sensor; sensitivity enhancement; Amplitude modulation; Optical fiber sensors; Optical fibers; Probes; Scattering; Strain; Brillouin optical time domain analysis; EDFA; fiber optic sensor; single-sideband modulation;
Conference_Titel :
Photonics Global Conference (PGC), 2012
Conference_Location :
Singapore
Print_ISBN :
978-1-4673-2513-4
DOI :
10.1109/PGC.2012.6458002
