Methods for determining infrasound phase velocity direction with an array of line sensors

Journal of the Acoustical Society of America

Volumn 124, Issue 4, 2008, Pages 2090-2099

  Walker, Kristoffer T ^a   Zumberge, Mark A ^a   Hedlin, Michael A H ^a   Shearer, Peter M ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

FREQUENCY BANDS; PHASE VELOCITY; SENSOR NETWORKS; SEPARATION; SPACECRAFT OBSERVATORIES; UNDERWATER ACOUSTICS; VELOCITY;

ALTERNATIVE APPROACH; APERTURE ARRAYS; AZIMUTHAL SEPARATION; DECONVOLUTION TECHNIQUE; DIRECTIONAL RESOLUTION; INFRA SOUND; LINE SENSORS; NOISE LEVELS; POINT SENSORS; PRESSURE CHANGING; PROCESSING TECHNIQUES; REAL DATA; SIGNAL TIME; SOUTHERN CALIFORNIA; SPECTRAL PROPERTIES; SYNTHETIC DATA; VELOCITY DIRECTION; WAVE FRONTS;

SENSORS;

ACOUSTICS; ARTICLE; CALCULATION; MATHEMATICAL ANALYSIS; MICROPHONE; PRIORITY JOURNAL; SENSOR; SIGNAL PROCESSING; SOUND DETECTION;

ACOUSTICS; ALGORITHMS; COMPUTER SIMULATION; EQUIPMENT DESIGN; INTERFEROMETRY; MODELS, THEORETICAL; MOTION; NOISE; PRESSURE; SIGNAL PROCESSING, COMPUTER-ASSISTED; SOUND; TIME FACTORS; WIND;

EID: 53949103141     PISSN: 00014966     EISSN: None     Source Type: Journal    
DOI: 10.1121/1.2968675     Document Type: Article

References (20)

1. Alcoverro, B. (1998), " Proposition d'un systeme de filtrage acoustique pour une station infrason IMS (Proposal of a filtering system for an acoustic IMS infrasound station).," Scientific Report No. 241, Commissariat a l'Energie Atomique, Departement Analyse Surveillance Environnement (Atomic Energy Commission, Department of Analysis, Surveillance, and Environment), Bruýres-le-Châtel, France.
2. Alcoverro, B., and Le Pichon, A. (2005), " Design and optimization of a noise reduction system for infrasound measurements using elements with low acoustic impedance.," J. Acoust. Soc. Am. 117, 1717-1727.
3. Christie, D. (1999). " The infrasound segment of the CTBTO's international monitoring system.," IUGG, XXII General Assmbly, B.7 (abstract).
4. Hedlin, M. A., Alcoverro, B., and D'Spain, G. (2003), " Evaluation of rosette infrasonic noise reducing spatial filters.," J. Acoust. Soc. Am. 114, 1807-1820.
5. Hedlin, M. A. H., and Alcoverro, B. (2005), " The use of impedance matching capillaries for reducing resonance in rosette infrasonic spatial filters.," J. Acoust. Soc. Am. 117, 1880-1888.
6. Hedlin, M. A. H., and Raspet, R. (2003), " Infrasonic wind noise reduction by barriers and spatial filters.," J. Acoust. Soc. Am. 114, 1379-1386.
7. Herrin, E., Sorrells, G. C., Negraru, P., Swanson, J. G., Golden, P., and Mulcahy, C. (2001), " Comparative evaluation of selected infrasound noise reduction methods.," Proceedings of the 23rd Seismic Research Review: Worldwide Monitoring of Nuclear Explosions, 2-5 October, pp. 131-139.
8. Jenkins, G. M., and Watts, D. G. (1968), Spectral Analysis and Its Applications (Holden-Day, San Francisco, 1968).
9. Landau, L. D., and Lifshitz, E. M. (1959), Fluid Mechanics (Pergamon, Oxford).
10. Langston, C. (1979), " Structure under Mount Rainier, Washington, inferred from teleseismic body waves.," J. Geophys. Res. 84, 4749-4762.
11. Morgan, S., and Raspet, R. (1992), " Investigation of the mechanisms of low-frequency wind noise generation outdoors.," J. Acoust. Soc. Am. 92, 1180-1183.
12. Raspet, R., Webster, J., and Dillion, K. (2006), " Framework for wind noise studies.," J. Acoust. Soc. Am. 119, 834-843.
13. Sheriff, R. E., and Geldart, L. P. (1995), Exploration Seismology (Cambridge University Press, Cambridge, England).
14. Shields, F. D. (2005), " Low-frequency wind noise correlation in microphone arrays.," J. Acoust. Soc. Am. 117, 3489-3496.
15. Shields, F. D., Dillon, K., and Howard, W. (2007), " Acoustical properties of porous hose wind noise filters.," in Proceedings of the Acoustical Society of America, New Orleans, LA, 28 November-1 December 2007.
16. Silver, P. G., and Chan, W. W. (1991), " Shear wave splitting and subcontinental mantle deformation.," J. Geophys. Res. 96, 16429-16454.
17. Taylor, G. I. (1938), " The spectrum of turbulence.," Proc. R. Soc. London, Ser. A 164, 476-490.
18. Walker, K. T., Zumberge, M., Hedlin, M., Berger, J., and Shearer, P. (2007), " Resolving infrasound signals with arrays of optical fiber infrasound sensors (OFIS): Wind noise reduction, instrument responses, and phase velocity direction resolution.," in Proceedings of the Acoustical Society of America, New Orleans, LA, 28 November-1 December 2007.
19. Zumberge, M. A., Berger, J., Hedlin, M., Husmann, E., Nooner, S., Hilt, R., and Widmer-Schnidrig, R. (2003), " An optical fiber infrasound sensor: A new lower limit on atmospheric pressure noise between 1 Hz and 10 Hz.," J. Acoust. Soc. Am. 113, 2474-2479
20. Zumberge, M. A., Berger, J., Dzieciuch, M. A., and Parker, R. L. (2004), " Resolving quadrature fringes in real time.," Appl. Opt. 43, 771-775.