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Conferences > OFS > 2020 > T3 > T3.84

Long range φ-OTDR based on full wave rectification and Raman amplification

Jingsheng Huang, Jingdong Zhang, Xuefei Sun, Jianfeng Wen, and Tao Zhu

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Abstract

Full wave rectification and Raman amplification are used to improve the SNR and reduce the computer cost of the coherent detection φ-OTDR. Experimental results show vibration intensity detection over 50km can be achieved.

© 2020 The Author(s)

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