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Conferences > OECC > 2021 > S4F > S4F.2

Anti-phase Dual Wavelength Phase Demodulation for Extrinsic Fabry-Perot Interferometric Sensors

Wanjin Zhang, Ping Lu, Zhiyuan Qu, and Deming Liu

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Abstract

We report an anti-phase dual wavelength phase demodulation to overcome drawback of traditional dual wavelength method such as unable to interrogate signals with small amplitude. Our method shows good linearity and excellent repeatability.

© 2021 The Author(s)

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