Using 63 bit simplex coding we demonstrate enhanced performance in Raman-based distributed temperature sensors using low-power (80 mW) laser diodes. Achieved 5.8 dB improvement in dynamic range allows for temperature sensing over 17 km with 15m/5K spatial/temperature resolution.
© 2006 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2370) Fiber optics and optical communications : Fiber optics sensors
(190.0190) Nonlinear optics : Nonlinear optics
(190.5650) Nonlinear optics : Raman effect
G. Bolognini, J. Park, P. Kim, D. Lee, F. Di Pasquale, and N. Park, " Performance Enhancement of Raman-Based Distributed Temperature Sensors Using Simplex Codes," in Optical Fiber Communication Conference and Exposition and The National Fiber Optic Engineers Conference, Technical Digest (CD) (Optical Society of America, 2006), paper OTuL1.
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