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Conferences > OFS > 2006 > ThE > ThE45

Improved Performance in Raman-based Distributed Temperature Sensing with coded OTDR and Discrete Raman Amplification

G. Bolognini, J. Park, A. Chiuchiarelli, N. Park, and F. Di Pasquale

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Abstract

Using 255-bit Simplex-coded OTDR we demonstrate enhanced performance in Raman-based DTS (30 km with 5 K and 17 m resolution) using low-power (80 mW) laser-diodes. Additional discrete Raman amplification of coded pulses allows more than 40 km measurement range.

© 2006 IEICE

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