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Efficient Multi-Event Localization from Rayleigh Backscattering in Phase-Sensitive OTDR Systems

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Abstract

We introduce a phase-OTDR multi-resolution approach to detect mechanical events through telecom fibers. Perturbations are first coarsely localized from a subset of high-reflecting backscatters, followed by a low complexity localization refinement.

© 2019 The Author(s)

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