Enhanced performance of long range Brillouin intensity based temperature sensors using remote Raman amplification

Measurement Science and Technology

Volumn 15, Issue 8, 2004, Pages 1548-1552

  Cho, Y T ^a   Alahbabi, M N ^a   Gunning, M J ^a   Newson, T P ^a  

^a UNIVERSITY OF SOUTHAMPTON   (United Kingdom)

Author keywords

Brillouin scattering; Distributed temperature sensors; Optical fibre sensors; Raman scattering

Indexed keywords

OPTICAL FIBERS; OPTICAL SENSORS; RAMAN SCATTERING; SIGNAL TO NOISE RATIO; THERMAL EFFECTS;

RAMAN AMPLIFICATION; SPATIAL RESOLUTIONS; TEMPERATURE SENSING;

BRILLOUIN SCATTERING;

TEMPERATURE SENSOR;

EID: 4043181321     PISSN: 09570233     EISSN: None     Source Type: Journal    
DOI: 10.1088/0957-0233/15/8/021     Document Type: Article

References (10)

1. Horiguchi T, Shimizu K, Kurashima T, Tateda M and Koyamada Y 1995 Development of a distributed sensing technique using Brillouin scattering J. Lightwave Technol. 13 1296-302
2. Wait P C and Newson T P 1996 Landau Placzek ratio applied to distributed fibre sensing Opt. Commun. 122 141-6
3. Maughan S M, Kee H H and Newson T P 2001 Simultaneous distributed fibre temperature and strain sensor using microwave coherent detection of spontaneous Brillouin backscatter Meas. Sci. Technol. 12 834-42
4. De Souza K and Newson T P 2000 Brillouin-based fibre-optic distributed temperature sensor with optical preamplification Opt. Lett. 25 1331-3
5. Spirit D M and Blank L C 1989 Raman assisted long distance optical time domain reflectometry Electron. Lett. 25 1687-8
6. Cho Y T and Newson T P 2002 Brillouin based distributed fibre temperature sensor at 1.53 μm using Raman amplification Tech. Dig. OFS 15 305-8
7. Cho Y T, Alahbabi M N, Gunning M J and Newson T P 2003 50 km single-ended spontaneous Brillouin-based distributed temperature sensor exploiting pulsed Raman amplification Opt. Lett. 28 1651-3
8. Alahbabi M N, Wait P C, Cho Y T, Hartog A H and Newson T P 2004 Influence of modulation instability on distributed optical fiber sensors based on spontaneous Brillouin scattering J. Opt. Soc. Am. B 21 1156-60
9. Agrawal G P 1995 Nonlinear Fiber Optics 2nd edn (New York: Academic) chapters 8 and 9
10. Namihira Y 1997 Wavelength dependence of correction factor on effective area and mode field diameter for various singlemode optical fibres Electron. Lett. 33 1483-5