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Conferences > ACPC > 2016 > AF1A > AF1A.4

Dynamic Strain Sensing by using Phase-Gain Ratio in Slope-Assisted Brillouin Optical Time Domain Analysis

Guangyao Yang, Xinyu Fan, Bin Wang, Qingwen Liu, and Zuyuan He

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Abstract

We introduce the phase-gain ratio into slope-assisted BOTDA to enhance the performance of dynamic strain measurement. A linear slope is achieved with a doubled dynamic range of strain measurement, and the pump-power-dependency is also suppressed.

© 2016 Optical Society of America

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