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Conferences > OFS > 2022 > Th4 > Th4.27

Analysis of distributed acoustic sensing in multimode fibers based on heterodyne optical time domain reflectometry

Daniele Orsuti, Gianluca Marcon, Axel Turolla, Marco Santagiustina, Andrea Galtarossa, Massimo Zampato, and Luca Palmieri

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Abstract

The performance of a distributed acoustic sensor based on heterodyne OTDR applied to multimode fibers is analyzed. Substantial reduction of the noise floor is achieved by exploiting spatial diversity and a novel aggregation algorithm.

© 2022 The Author(s)

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