Measurement and modeling of diffraction from an edge of a thin panel

Applied Acoustics

Volumn 69, Issue 9, 2008, Pages 824-832

  Lokki, Tapio ^a   Pulkki, Ville ^a   Calamia, Paul T ^b,c  

^a AALTO UNIVERSITY   (Finland)

^b RENSSELAER POLYTECHNIC INSTITUTE   (United States)

^c Princeton University   (United States)

Author keywords

Diffraction; Room acoustic modeling

Indexed keywords

ACOUSTIC WAVE PROPAGATION; MATHEMATICAL MODELS;

DIFFRACTION FORMULATION; ROOM ACOUSTIC MODELING;

STRUCTURAL PANELS;

EID: 44649085713     PISSN: 0003682X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.apacoust.2007.05.005     Document Type: Article

References (26)

1. Svensson U.P., Fred R.I., and Vanderkooy J. An analytic secondary source model of edge diffraction impulse responses. J Acoust Soc Am 106 5 (1999) 2331-2344
2. Biot M.A., and Tolstoy I. Formulation of wave propagation in infinite media by normal coordinates with an application to diffraction. J Acoust Soc Am 29 3 (1957) 381-391
3. Medwin H. Shadowing by finite noise barriers. J Acoust Soc Am 69 4 (1981) 1060-1064
4. Svensson UP, Kristiansen UR. Computational modeling and simulation of acoustic spaces. In: AES 22nd international conference on virtual, synthetic and entertainment audio, Finland: Espoo, 2002. p. 11-30.
5. Allen J.B., and Berkley D.A. Image method for efficiently simulating small-room acoustics. J Acoust Soc Am 65 4 (1979) 943-950
6. Borish J. Extension of the image model to arbitrary polyhedra. J Acoust Soc Am 75 6 (1984) 1827-1836
7. MacDonald H.M. A class of diffraction problems. Proc London Math Soc 14 (1915) 410-427
8. Hadden W.J., and Pierce A.D. Sound diffraction around screens and wedges for arbitrary point-source locations. J Acoust Soc Am 69 5 (1981) 1266-1276
9. Kouyoumjian R.G., and Pathak P.H. A uniform geometrical theory of diffraction for an edge in a perfectly conducting surface. Proc IEEE 62 (1974) 1448-1461
10. Tsingos N., Funkhouser T., Ngan A., and Carlbom I. Modeling acoustics in virtual environments using the uniform theory of diffraction. SIGGRAPH '01: Proceedings of the 28th annual conference on computer graphics and interactive techniques (2001), ACM Press, New York, NY, USA 545-552
11. In: Ciskowski R.D., and Brebbia C.A. (Eds). Boundary element methods in acoustics (1991), Elsevier Applied Science, New York
12. Li S., and Clay C.S. Sound transmission experiments from an impulsive source near rigid wedges. J Acoust Soc Am 84 6 (1988) 2135-2143
13. Chambers J.P., and Berthelot Y.H. Time-domain experiments on the diffraction of sound by a step discontinuity. J Acoust Soc Am 96 3 (1994) 1887-1892
14. Menounou P., and You J.H. Experimental study of the diffracted sound field around jagged edge noise barriers. J Acoust Soc Am 116 5 (2004) 2843-2854
15. Ouis D. Sound scattering by a hard half-plane: experimental evidence of the edge-diffracted wave. J Sound Vib 252 3 (2002) 469-477
16. Torres R.R., Svensson U.P., and Kleiner M. Computation of edge diffraction for more accurate room acoustics auralization. J Acoust Soc Am 109 2 (2001) 600-610
17. Tsingos N., Carlbom I., Elko G., Funkhouser T., and Kubli R. Validation of acoustical simulations in the Bell Labs Box. IEEE Comput Graph Appl 22 4 (2002) 28-37
18. Løvstad A., and Svensson U.P. Diffracted sound field from an orchestra pit. Acoust Sci Technol 26 2 (2005) 237-239
19. Rindel JH. Computer simulation techniques for the acoustical design of rooms - how to treat reflections in sound field simulation. In: Proceedings of the ASVA'97, Tokyo, Japan, 1997. p. 201-08.
20. Sakurai Y., and Nagata K. Sound reflections of a rigid plane and of the live end composed by those panels. J Acoust Soc Jpn 2 (1981) 5-14
21. Calamia P, Svensson UP. Edge subdivision for fast diffraction calculations. In: IEEE workshop on applications of signal processing to audio and acoustics, New Paltz, NY, USA, 2005. p. 187-90.
22. Svensson U.P., and Calamia P. Edge-diffraction impulse responses near specular-zone and shadow-zone boundaries. Acta Acust United Acust 92 4 (2006) 501-512
23. Farina A. Simultaneous measurement of impulse response and distortion with a swept-sine technique. In: The 108th Audio Engineering Society (AES) Convention, Paris, France, 2000, Preprint No. 5093.
24. Müller S., and Massarani P. Transfer function measurement with sweeps. J Audio Eng Soc 49 6 (2001) 443-471
25. Peltonen T, Lokki T, Gouatarbes B, Merimaa J, Karjalainen M. A system for multi-channel and binaural room response measurements. In: The 110th Audio Engineering Society (AES) Convention, Amsterdam, The Netherlands, 2001, Preprint No. 5289.
26. Svensson, UP. Edge diffraction toolbox. http://www.iet.ntnu.no/~svensson/Matlab.html (Sept. 1999).