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Conferences > OFC > 2020 > Th3F > Th3F.5

Distortion-suppressed sampling rate enhancement in phase-OTDR vibration sensing with newly designed FDM pulse sequence for correctly monitoring various waveforms

Yoshifumi Wakisaka, Daisuke Iida, and Hiroyuki Oshida

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Abstract

The FDM-based sampling rate enhancement method proposed herein detects vibration waveforms more accurately than previous methods while reducing phase unwrapping failures; it can measure vibrations with larger amplitude and higher frequency than heretofore.

© 2020 The Author(s)

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