A time-variant impulse response method for acoustic scattering from moving two-dimensional surfaces

Journal of the Acoustical Society of America

Volumn 118, Issue 3 I, 2005, Pages 1283-1299

  Keiffer, Richard S ^a   Novarini, Jorge C ^b   Scharstein, Robert W ^c  

^a NAVAL RESEARCH LABORATORY   (United States)

^b PLANNING SYSTEMS INC   (United States)

^c The Aerospace Engineering and Mechanics Department   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC SCATTERING; PERIODIC SURFACES; SCATTERING PROBLEMS;

ACOUSTICS; CALCULATIONS; FREQUENCY DOMAIN ANALYSIS; PROBLEM SOLVING; SCATTERING; SURFACES;

IMPULSE RESPONSE;

ACOUSTICS; CALCULATION; CONFERENCE PAPER; DOPPLER FLOWMETRY; FREQUENCY DISCRIMINATION; GEOMETRY; KINEMATICS; MATHEMATICAL ANALYSIS; MODEL; MOTION; PRIORITY JOURNAL; SEA; SIGNAL DETECTION; SOUND DETECTION; SOUND TRANSMISSION; THEORY; TIME; TIME VARIANT IMPULSE RESPONSE METHOD;

EID: 24944591268     PISSN: 00014966     EISSN: None     Source Type: Journal    
DOI: 10.1121/1.1992687     Document Type: Conference Paper

References (18)

1. R. S. Keiffer and I. C. Novarini, "A time domain rough surface scattering model based on wedge diffraction: Application to low-frequency back-scattering from two-dimensional surfaces," J. Acoust. Soc. Am. 107, 27-39 (2000).
2. R. S. Keiffer, "On the validity of the wedge assemblage method for pressure-release sinusoids," J. Acoust. Soc. Am. 93, 3158-3168 (1993).
3. R. S. Keiffer, J. C. Novarini, and G. V. Norton, "The impulse response of an aperture: Numerical calculations within the framework of the wedge assemblage method," J. Acoust. Soc. Am. 95, 3-12 (1993).
4. H. Medwin and C. S. Clay, Fundamentals of Acoustical Oceanography (Academic, New York, 1998), Chaps. 11-12.
5. M. A. Biot and I. Tolstoy, "Formulation of wave propagation in infinite media by normal coordinates with application to diffraction," J. Acoust. Soc. Am. 29, 381-391 (1957).
6. U. P. Svensson, R. I. Fred, and J. Vanderkooy, "An analytic secondary source model of edge diffraction impulse responses," J. Acoust. Soc. Am. 106, 2331-2344 (1999).
7. J. C. Novarini and R. S. Keiffer, "A hybrid model for the acoustic response of a two-dimensional rough surface to an impulse incident from a refracting medium," Appl. Acoust. 64, 655-668 (2003).
8. D. Chu, "Exact solution for a density contrast shallow-water wedge using normal coordinates," J. Acoust. Soc. Am. 87, 2442-2450 (1990).
9. A. M. J. Davis and R. W. Scharstein, "The complete extension of the Biot-Tolstoy solution to the density-contrast wedge with sample calculations," J. Acoust. Soc. Am. 101, 1821-1835 (1997).
10. R. S. Keiffer, J. C. Novarini, and R. W. Scharstein, "The role of the frozen surface approximation in small wave-height perturbation theory for moving surfaces," J. Acoust. Soc. Am. 113, 1223-1229 (2003).
11. L. B. Wetzel, "A time domain model for sea scatter," Radio Sci. 2, 139-150 (1993).
12. D. Censor, "Acoustical Doppler effect analysis-Is it a valid method?," J. Acoust. Soc. Am. 83, 1223-1230 (1988).
13. L. J. Ziomek, Underwater Acoustics: A Linear Systems Theory Approach (Academic, Orlando, FL, 1985), Chap. 2.
14. G. Rosenhouse and N. Peled, "Dynamic simulation of sound field created by a motion of a monopole along a curved path and related physical phenomena," J. Comput. Acoust. 1, 287-302 (1993).
15. M. Pourkaviani and J. F. Willemsen, "Perturbative corrections to acoustic Doppler backscattering I. Ocean gravity waves," J. Acoust. Soc. Am. 90, 426-432 (1991).
16. I. M. Fuks, "Spectral width of signals scattered by a distributed sea surface," Sov. Phys. Acoust. 20, 275-281 (1974).
17. C. S. Hayek, I. W. Schurman, J. H. Sweeney, and C. A. Boyles, "Azimuthal dependence of Bragg scattering from the ocean surface," J. Acoust. Soc. Am. 105, 2129-2141 (1999).
18. E. R. Kanasewich, Time Sequence Analysis in Geophysics, 3rd ed. (The University of Alberta Press, Alberta, Canada, 1981), Appendix 5.