Paper
23 November 2011 Analyzing and imitating calculation of photoelectricity-inspect of sound frequency by phase modulating
Author Affiliations +
Proceedings Volume 8006, MIPPR 2011: Remote Sensing Image Processing, Geographic Information Systems, and Other Applications; 80061J (2011) https://doi.org/10.1117/12.902805
Event: Seventh International Symposium on Multispectral Image Processing and Pattern Recognition (MIPPR2011), 2011, Guilin, China
Abstract
The paper analyzes and researches the possibility and measure of photoelectric-inspect of sound frequency by phase modulating. Analyzing the 4-Frame Phase Shifting analyzing method used in sound frequency photoelectric-inspect. It is verified that vibrator film and the position of exploring instrument determines inspecting precision. This step directly influences sound frequency spectrum and dynamic range. A kind of vibrator film choosing reference gist has been brought up. This inspecting method can be used in sound information analyzing.
© (2011) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Jie Liu "Analyzing and imitating calculation of photoelectricity-inspect of sound frequency by phase modulating", Proc. SPIE 8006, MIPPR 2011: Remote Sensing Image Processing, Geographic Information Systems, and Other Applications, 80061J (23 November 2011); https://doi.org/10.1117/12.902805
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KEYWORDS
Sensors

Mirrors

Analytical research

Modulation

Acoustics

Distortion

Inspection

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