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Conferences > APOS > 2016 > W4A > W4A.13

Delayed differential pulse pair BOTDA sensor with three-tone probe

Wenqiao Lin, Xiaobin Hong, Zhisheng Yang, Sheng Wang, and Jian Wu

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Abstract

A BOTDA sensor based on delayed dual-frequency differential pulse pair is proposed to realize extended range and sub-meter spatial resolution simultaneously. Spatial resolution of 0.5 m is experimentally demonstrated with a 24.444 km sensing fiber.

© 2016 Optical Society of America

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