Towards Polarization-Insensitive Coherent Coded Phase OTDR

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Oct 12, 2021
Sterenn Guerrier, Christian Dorize, Elie Awwad, Jérémie Renaudier
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We explore the alternatives for interrogating a fiber sensor from the polarization point of view, and demonstrate a better accuracy with dual polarization probing for coherent phi-OTDR compared with single polarization probing.

* Conference paper (27th International Conference on Optical Fiber Sensors, 2020), 4 pages, 6 figures  
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