Non-Intrusive DAS Coexisting in Telecom Networks.

Jan Kristoffer Brenne, Anthony Sladen,Pascal Pecci, Jan Petter Morten, Julian Pelaez, Joacim Jacobsen,Alain Calsat, Philippe Plantady,Jean-Paul Ampuero,Diane Rivet, Herve Fevrier

Optical Fiber Communications Conference and Exhibition（2024）

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Abstract

We describe DAS interrogation for non-intrusive coexistence with live C-band WDM channels. The scheme facilitates consistent high sensing sensitivity range >100 km. Surface vessels, seabed fishing gear and earthquakes are localized from the 2Africa network.

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Key words

Distributed Acoustic Sensing,Surface Vessels,Spatial Resolution,Field Experiments,Marine Organisms,Submarine,Frequency Sweep,Seismological,Pulsed Power,Seismic Stations,Automatic Identification System,Seismic Network,Monitoring Team

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