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Conferences > OFS > 2023 > Th6 > Th6.19

Complex Domain Frequency-shift Demodulation in Phase-sensitive OTDR

Zhengyu Pu, Haijun He, Lin Jiang, Wei Pan, and Lianshan Yan

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Abstract

An effective complex-domain method is proposed to demodulate the frequency shift in phase-sensitive optical time-domain reflectometry. Experimental results indicate a double improvement in sidelobe suppression ratio and 4-times acceleration in demodulation than the conventional method.

© 2023 The Author(s)

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