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Conferences > OFS > 2022 > Th4 > Th4.47

Incorporating pulse compression into complementary frequency approach in FDM-based sampling-rate-enhanced Φ-OTDR distributed acoustic sensing

Yoshifumi Wakisaka, Hiroshi Takahashi, Takahiro Ishimaru, Daisuke Iida, and Yusuke Koshikiya

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Abstract

We observe the waveform distortion in FDM-based sampling-rate-enhanced Φ -OTDR with pulse compression for the first time. We demonstrate that our complementary frequency approach is compatible and effective in suppressing the waveform distortion.

© 2022 The Author(s)

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