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Conferences > CLEOPR > 2022 > CWP13A > CWP13A_05

Improvement of Visualization of Sound Wave Propagation by Optical Microphone based on Digital Holography

Kohei Itaya, Xiangyu Quan, Yasuhiro Awatsuji, and Osamu Matoba

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Abstract

In the optical microphone based on digital holography, the noise reduction method of phase images of sound fields is applied and then it is verified that the propagation of sound waves is more clearly observed than conventional method.

© 2022 IEEE

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