Measurement of remote sound based on laser feedback interferometry

Zongren Dai; Kaiyi Zhu; Yidong Tan

doi:10.1364/FIO.2018.JTu3A.26

Frontiers in Optics / Laser Science
OSA Technical Digest (Optica Publishing Group, 2018),
paper JTu3A.26
•https://doi.org/10.1364/FIO.2018.JTu3A.26

Measurement of remote sound based on laser feedback interferometry

Zongren Dai, Kaiyi Zhu, and Yidong Tan

Frontiers in Optics 2018

Washington, DC United States
16–20 September 2018
ISBN: 978-1-943580-46-0

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Poster Session II (JTu3A)

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Z. Dai, K. Zhu, and Y. Tan, "Measurement of remote sound based on laser feedback interferometry," in Frontiers in Optics / Laser Science, OSA Technical Digest (Optica Publishing Group, 2018), paper JTu3A.26.

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Abstract

An optical sound measurement technology is developed based on microchip Nd:YVO₄ laser feedback interferometry. The system can recover the sound signal by measuring the vibration of non-cooperative target, which is located in the sound field.

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