Bottom backscattering coefficient estimation from wideband chirp sonar echoes by chirp adapted time-frequency representation

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings

Volumn 4, Issue , 1998, Pages 2461-2464

  Ma, Ning ^a   Vray, Didier ^b  

^a CHINESE UNIVERSITY OF HONG KONG   (Hong Kong)

^b UNIVERSITÉ DE LYON   (France)

Author keywords

[No Author keywords available]

Indexed keywords

AUDIO SIGNAL PROCESSING; FREQUENCY ESTIMATION; SONAR; SPEECH COMMUNICATION;

BACKSCATTERING COEFFICIENTS; CHIRP SONAR; CONVENTIONAL METHODS; ENERGY DISTRIBUTIONS; FIXED ANGLES; INCIDENT ANGLES; SONAR SIGNAL ANALYSIS; TIME-FREQUENCY REPRESENTATIONS; WIDEBAND CHIRPS; WIDEBAND SONARS;

BACKSCATTERING;

EID: 0031645950     PISSN: 15206149     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ICASSP.1998.681649     Document Type: Conference Paper

References (7)

1. R.J. Urick, Principles of underwater sound, New-York, McGraw-Hill, 1983
2. Ning Ma et al, Time-frequency representation of multicomponent chirp signal, Signal Processing, Vol. 56, No. 2, January 1997, ppl49-155
3. N. Chotiros, Reflection and reverberation in normal incidence echo-sounding, J.Acoust.Soc.Am., Vol. 96, No.5, part 1, November 1994, pp2921-2929
4. P. Cobo-parra, C. Ranz-Guerra, Deconvolution applied to high-frequency echograms in sea bottoms, J.Acoust. Soc. Am., Jtune 1989, Vol. 87, No. 2, pp. 2388-2393
5. F. Hlawatsch and G.F. Boudreaux-bartels, Linear and quadratic time-frequency signal representations, IEEE SP Magazine, April 1992, pp.21-66
6. A.L. Buren Van, L.D. Luker, M.D. Jevnager and A.C. Tims, Experimental constant beamwidth transducer, J.Acoust. Soc. Am., June 1983, Vol. 73, No.6, pp.22002209
7. N. Andrieux, P. Delachartre, D. Vray, G. Gimenez, Lack-bottom recognition using a wideband sonar and time-frequency representation, J. Acoust. Soc. Am., July 1995, Vol 54, No. 4, pp712-716