Title :
Brillouin optical time domain analysis using phase-modulated probe light with σ-Type Brillouin fiber laser
Author :
Tsuji, Keita ; Uehara, T. ; Onodera, Naoyuki
Author_Institution :
Nat. Defense Acad., Yokosuka, Japan
Abstract :
We propose a cost-effective, microwave generator-free BOTDA system using a phase-modulated probe light with a σ-type Brillouin fiber laser. The distributed strain measurement using the proposed BOTDA system is experimentally demonstrated.
Keywords :
distributed sensors; fibre lasers; fibre optic sensors; optical modulation; phase modulation; stimulated Brillouin scattering; strain measurement; strain sensors; σ-type Brillouin fiber laser; BOTDA; Brillouin optical time domain analysis; distributed strain measurement; phase-modulated probe light; Frequency modulation; Optical fiber sensors; Optical fibers; Probes; Scattering;
Conference_Titel :
Optical Fibre Technology, 2014 OptoElectronics and Communication Conference and Australian Conference on
Conference_Location :
Melbourne, VIC
