Paper
24 April 1996 Diffraction method of vocal chord oscillation sensing
Author Affiliations +
Abstract
A method of small-amplitude biovibrations detection is presented in the paper. The method uses a dependence of properties of speckle-structures formed by focused coherent light field diffraction from rough surfaces on the statistics and movement parameters of the surface. With the help of computer modeling the different components of skin surface vibration were analyzed and their influence on speckles dynamics was studied. Human vocal chord oscillations spectrum was monitored using the developed technique.
© (1996) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Sergey Yu. Kuzmin and Valery V. Tuchin "Diffraction method of vocal chord oscillation sensing", Proc. SPIE 2676, Biomedical Sensing, Imaging, and Tracking Technologies I, (24 April 1996); https://doi.org/10.1117/12.238796
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KEYWORDS
Skin

Scattering

Diffraction

Laser scattering

Speckle

Distortion

Light scattering

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