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Conferences > OFS > 2023 > Tu2 > Tu2.1

Time-expanded phase-sensitive OTDR: High-resolution DAS based on dual-comb spectroscopy

María R. Fernández-Ruiz, Miguel Soriano-Amat, Camilo Escobar-Vera, Hugo F. Martins, Vicente Durán, Sonia Martin-Lopez, and Miguel Gonzalez-Herraez

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Abstract

A perspective of a novel DAS is offered. By using dual frequency combs (DFC), we attain time-expansion of ΦOTDR traces. Customized performance can be attained by engineering DFC parameters. Results obtained to date are summarized.

© 2023 The Author(s)

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