Visualization of sound field with uniform phase distribution using laser beam microphone coupled with computerized tomography method

Acoustical Science and Technology

Volumn 29, Issue 4, 2008, Pages 295-299

  Sakoda, Tatsuya ^a   Sonoda, Yoshito ^b  

^a UNIVERSITY OF MIYAZAKI   (Japan)

^b TOKAI UNIVERSITY   (Japan)

Author keywords

Audio wave; Fraunhofer diffraction; Reconstruction; Sound field; Tomography

Indexed keywords

ACOUSTIC FIELD MEASUREMENT; ACOUSTICS; COMPUTERIZED TOMOGRAPHY; DIAGNOSTIC RADIOGRAPHY; ELECTRIC INSTRUMENT TRANSFORMERS; ELECTROSTATICS; LASER BEAMS; LASERS; MEDICAL IMAGING; MICROPHONES; PRESSURE; PULSED LASER DEPOSITION; SOLDERED JOINTS; THERMOGRAPHY (TEMPERATURE MEASUREMENT); TOMOGRAPHY; VISUALIZATION; WAVES;

AMPLITUDE DISTRIBUTIONS; COMPLEX FIELDS; COMPUTERIZED TOMOGRAPHY (CT); CROSS SECTIONING; CT METHOD; DIFFRACTION SIGNALS; GENERAL (CO); PHASE DISTRIBUTIONS; SOUND FIELDS; SOUND PRESSURES; SOUND WAVES; UNIFORM PHASE DISTRIBUTION;

ACOUSTIC FIELDS;

EID: 46649111229     PISSN: 13463969     EISSN: 13475177     Source Type: Journal    
DOI: 10.1250/ast.29.295     Document Type: Article

References (10)

1. A. Korpel, Acousto-Optics, 2nd ed. (Marcel Dekker, New York, 1997).
2. Y. Sonoda and M. Akazaki, "Measurement of low-frequency ultrasonic waves by Fraunhofer diffraction," Jpn. J. Appl. Phys., 33, 3110-3114 (1994).
3. T. Sakoda and Y. Sonoda, "Transmission and detection of light diffraction signal by low-frequency ultrasonic wave," Jpn. J. Appl. Phys., 42, 5821-5825 (2003).
4. K. Nakamura, "Sound field measurements based on the acousto-optic effect of air," Proc. 27th Meet. Light Wave Sensing Technology, pp. 137-142 (2001).
5. Y. Ikeda, M. Goto, N. Okamoto, T. Takizawa, Y. Oikawa and Y. Yamasaki, "A measurement of reproducible sound field with laser computed tomography," J. Acoust. Soc. Jpn. (J), 62, 491-499 (2006) (in Japanese).
6. K. C. Kim, H. Fukuhara and H. Yamazaki, "Ultrasonic imaging of welded metals using simplified ultrasonic computerized tomography," Jpn. J. Appl. Phys., 41, 374-378 (2002).
7. T. Mihara, K. Hagiwara and T. Furukawa, "Three-dimensional sound pressure field measurement using photoelastic computer tomography method," Jpn. J. Appl. Phys., 37, 3030-3034 (1998).
8. O. J. Lokberg, M. Espeland and H. M. Pedersen, "Tomographic reconstruction of sound fields using TV holography," Appl. Opt., 34, 1640-1645 (1995).
9. D. E. Evans, M. von Hellermann and E. Holzhauer, "Fourier optics approach to far forward scattering and related refractive index phenomena in laboratory plasmas," Plasma Phys., 24, 819-834 (1982).
10. Y. Sonoda, Y. Suetsugu, K. Muraoka and M. Akazaki, "Applications of the Fraunhofer-diffraction method for plasma-wave measurements," Plasma Phys., 25, 1113-1132 (1983).