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Enhanced long-range distributed strain and temperature sensing using BOTDA and optical pulse coding

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4 Author(s)
Soto, M.A. ; EPFL Swiss Federal Institute of Technology, Institute of Electrical Engineering, Group for Fibre Optics, STI IEL GR-SCI Station 11, CH-1015 Lausanne, Switzerland ; Bolognini, G. ; Di Pasquale, F. ; Thévenaz, L.

Optical pulse coding is successfully applied to long-range sensors based on Brillouin optical time domain analysis, achieving a record of 1 meter spatial resolution over 50 km of SMF with 2.2°C / 44µɛ temperature/strain resolutions.

Published in:
Optical Communication, 2009. ECOC '09. 35th European Conference on  (Volume:2009-Supplement )

Date of Conference: 20-24 Sept. 2009

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