Optimal model-based beamforming and independent steering for spherical loudspeaker arrays

IEEE Transactions on Audio, Speech and Language Processing

Volumn 19, Issue 7, 2011, Pages 2234-2238

  Rafaely, Boaz ^a   Khaykin, Dima ^a  

^a BEN GURION UNIVERSITY OF THE NEGEV   (Israel)

Author keywords

Array signal processing; Loudspeaker arrays; Spherical arrays; Spherical harmonics

Indexed keywords

ACOUSTIC ARRAYS; ACOUSTIC GENERATORS; ACOUSTIC PROPERTIES; ACOUSTIC SIGNAL PROCESSING; ACOUSTIC WAVE PROPAGATION; ACOUSTIC WAVE SCATTERING; BEAMFORMING; HARMONIC ANALYSIS; LOUDSPEAKERS; MICROPHONES; OPTIMIZATION; SIGNAL PROCESSING;

ARRAY SIGNAL PROCESSING; EXPERIMENTAL INVESTIGATIONS; LOUDSPEAKER ARRAY; NUMERICAL OPTIMIZATIONS; SPHERICAL ARRAY; SPHERICAL HARMONICS; SPHERICAL MICROPHONE ARRAY; THREE DIMENSIONAL SPACE;

SPHERES;

EID: 84876483110     PISSN: 15587916     EISSN: None     Source Type: Journal    
DOI: 10.1109/TASL.2011.2116011     Document Type: Article

References (15)

1. O. Warusfel and N. Misdariis, "Directivity synthesis with a 3D array of loudspeakers: Application for stage performance," in Proc. COSTG-6 Conf. Digital Audio Effects (DAFX-Ol), Limerick, Ireland, 2001.
2. R. Avizienis, A. Freed, P. Kassakian, and D. Wessel, "A compact 120 independent element spherical loudspeaker array with programmable radiation patterns," in Proc. 120th Audio Eng. Soc. Conv., Paris, France, 2006, no. 6783.
3. B. Rafaely, "Spherical loudspeaker array for local active control of sound," J. Acoust. Soc. Amer., Vol. 125, no. 5, pp. 3006-3017, May 2009.
4. F. Zotter and R. Höldrich, "Modeling of radiation synthesis with spherical loudspeaker arrays," in Proc. 19th Int. Congr. Acoust., Madrid, Spain, Sep. 2007, no. COM-01-006.
5. E. G. Williams, Fourier Acoustics: Sound Radiation and Nearfield Acoustical Holography. New York: Academic, 1999.
6. A. M. Pasqual, J. R. de Franca Arruda, and P. Herzog, "Application of acoustic radiation modes in the directivity control by a spherical loudspeaker array," Acta Acust. United With Acust., Vol. 96, no. 1, pp. 32-42, 2010.
7. M. Pollow and G. K. Behler, "Variable directivity for platonic sound sources based on spherical harmonics optimization," Acta Acoust. United With Acoust., Vol. 95, pp. 1082-1092, 2009.
8. J. Meyer and G. W. Elko, "A highly scalable spherical microphone array based on an orthonormal decomposition of the soundfield," in Proc. ICASSP'02, 2002, vol. II, pp. 1781-1784.
9. B. Rafaely, "Analysis and design of spherical microphone arrays," IEEE Trans. Speech Audio Process., Vol. 13, no. 1, pp. 135-143, Jan. 2005.
10. B. Rafaely, Y. Peled, M. Agmon, D. Khaykin, and E. Fisher, "Spherical microphone array beamforming," in Speech Processing in Modern Communications: Challenges and Perspectives, I. Cohen, J. Benesty, and S. Gannot, Eds. Berlin, Germany: Springer-Verlag, 2010, ch. 11, pp. 281-305.
11. F. Zotter and R. Höldrich, "Modeling a spherical loudspeaker system as a multipole source," in Proc. 33rd German Annu. Conf. Acoust., Stuttgart, Germany, Mar. 2007.
12. G. Arfken and H. J. Weber, Math. Methods for Physicists, 5th ed. San Diego, CA: Academic, 2001.
13. L. E. Kinsler, A. R. Frey, A. B. Coppens, and J. V. Sanders, Fundamentals of Acoustics, 4th ed. New York: Wiley, 1999.
14. H. L. Van-Trees, Optimum Array Processing (Detection, Estimation, and Modulation Theory, Part IV), 1st ed. New York: Wiley-Interscience, 2002.
15. B. Rafaely, "Phase-mode versus delay-and-sum spherical microphone array processing," IEEE Signal Process. Lett., Vol. 12, no. 10, pp. 713-716, Oct. 2005.