A Simple Method for Enhancing the SNR in Direct Detection φ-OTDR based Distributed Acoustic Sensors

Faruk Uyar; Tolga Kartaloglu; Canberk Unal; Ekmel Özbay; Ekmel Özbay; Ekmel Özbay; Ibrahim Ozdur; Ibrahim Ozdur

doi:10.1364/CLEOPR.2020.C4D_4

14th Pacific Rim Conference on Lasers and Electro-Optics (CLEO PR 2020)
OSA Technical Digest (Optica Publishing Group, 2020),
paper C4D_4
•https://doi.org/10.1364/CLEOPR.2020.C4D_4

A Simple Method for Enhancing the SNR in Direct Detection φ-OTDR based Distributed Acoustic Sensors

Faruk Uyar, Tolga Kartaloglu, Canberk Unal, Ekmel Özbay, and Ibrahim Ozdur

Conference on Lasers and Electro-Optics/Pacific Rim 2020

Sydney Australia
3–5 August 2020
ISBN: 978-0-646-82504-5

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OTDR, LIDAR and Variations (C4D)

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F. Uyar, T. Kartaloglu, C. Unal, E. Özbay, and I. Ozdur, "A Simple Method for Enhancing the SNR in Direct Detection φ-OTDR based Distributed Acoustic Sensors," in 14th Pacific Rim Conference on Lasers and Electro-Optics (CLEO PR 2020), OSA Technical Digest (Optica Publishing Group, 2020), paper C4D_4.

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Abstract

A simple and effective method for increasing the SNR and range in φ-OTDR based direct-detection distributed acoustic sensors is proposed and experimentally verified. The proposed method results in ~11 dB SNR improvement at 66 km.

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