Noncontact Photoacoustic Signal Detection Using Phase-diversity Optical Coherent Receiver

Xiaoyan Wang; Xiaoyan Wang; Masanori Hanawa

doi:10.1364/OECC.2021.W4E.5

26th Optoelectronics and Communications Conference
OSA Technical Digest (Optica Publishing Group, 2021),
paper W4E.5
•https://doi.org/10.1364/OECC.2021.W4E.5

Noncontact Photoacoustic Signal Detection Using Phase-diversity Optical Coherent Receiver

Xiaoyan Wang and Masanori Hanawa

Optoelectronics and Communications Conference 2021

Hong Kong China
3–7 July 2021
ISBN: 978-1-943580-92-7

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Biophotonics and Imaging (W4E)

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X. Wang and M. Hanawa, "Noncontact Photoacoustic Signal Detection Using Phase-diversity Optical Coherent Receiver," in 26th Optoelectronics and Communications Conference, P. Alexander Wai, H. Tam, and C. Yu, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper W4E.5.

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Abstract

An optical digital coherent detection technique is applied to realize a stable real-time detection of noncontact photoacoustic signal by acquiring the entire quadrature components of the signal without waiting for the highest intensity instance.

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