Title :
Distributed and dynamic strain measurement by BOCDA with time-division pump-probe generation scheme
Author :
Yamauchi, Toyohiko ; Hotate, Kszuo
Author_Institution :
Dept. of Electron. Eng., Tokyo Univ., Japan
Abstract :
By a configuration of Brillouin optical correlation domain analysis simplified with time-division pump-probe generation scheme, distributed and dynamic strain sensing with 11 cm spatial-resolution and 1.7 Hz sampling-rate have been demonstrated using an ordinary DFB-LD.
Keywords :
Brillouin spectra; distributed sensors; fibre optic sensors; optical pumping; strain measurement; strain sensors; BOCDA; Brillouin optical correlation domain analysis; DFB-LD; distributed strain measurement; dynamic strain measurement; time-division pump-probe generation;
Conference_Titel :
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-777-6
