Shadow Enhancement in Synthetic Aperture Sonar Using Fixed Focusing

IEEE Journal of Oceanic Engineering

Volumn 34, Issue 3, 2009, Pages 269-284

  Groen, Johannes ^a   Hansen, Roy Edgar ^b,c   Callow, Hayden John ^b   Sæbø, Torstein Olsmo ^b   Sabel, Jan Cees ^d  

^a NATO UNDERSEA RESEARCH CENTRE   (Italy)

^b NORWEGIAN DEFENCE RESEARCH ESTABLISHMENT FFI   (Norway)

^c UNIVERSITY OF OSLO   (Norway)

^d TNO   (Netherlands)

Author keywords

Acoustics; beamforming; focusing; imaging; shadow; synthetic aperture sonar (SAS)

Indexed keywords

EID: 85008017087     PISSN: 03649059     EISSN: 15581691     Source Type: Journal    
DOI: 10.1109/JOE.2008.920996     Document Type: Article

References (22)

1. T. Sato, M. Ueda, and S. Fukuda, “Synthetic aperture sonar,” J. Acoust. Soc. Amer., vol. 54, no. 3, pp. 799–802, 1973.
2. P. T. Gough and D. W. Hawkins, “A short history of synthetic aperture sonar,” in Proc. Int. Geosci. Remote Sens. Symp., 1998, vol. 2, pp. 618–620.
3. A. Bellettini and M. A. Pinto, “Theoretical accuracy of synthetic aperture sonar micronavigation using a displaced phase center antenna,” IEEE J. Ocean. Eng., vol. 27, no. 4, pp. 780–789, Oct. 2002.
4. R. E. Hansen, T. O. Sæbø, K. Gade, and S. Chapman, “Signal processing for AUV-based interferometric synthetic aperture sonar,” in Proc. MTS/IEEE OCEANS, San Diego, CA, Sep. 2003, pp. 2438–2444.
5. P. T. Gough and D. W. Hawkins, “Imaging algorithms for a strip-map synthetic aperture sonar: Minimizing the effects of aperture errors and aperture undersampling,” IEEE J. Ocean. Eng., vol. 22, no. 1, pp. 27–39, Jan. 1997.
6. J. C. Curlander and R. N. McDonough, Synthetic Aperture Radar: Systems and Signal Processing. New York: Wiley, 1991, pp. 1–66.
7. W. G. Carrara, R. S. Goodman, and R. M. Majewski, Spotlight Synthetic Aperture Radar: Signal Processing Algorithms. Norwood, MA: Artech House, 1995, pp. 1–137.
8. S. K. Upadhyay, Seismic Reflection Processing. New York: Springer-Verlag, 2004, pp. 425–473.
9. S. Reed, Y. Petillot, and J. Bell, “An automatic approach to the detection and extraction of mine features in sidescan sonar,” IEEE J. Ocean. Eng., vol. 28, no. 1, pp. 90–105, Jan. 2003.
10. S. Reed, J. Bell, and Y. Petillot, “Unsupervised mine detection and analysis in sidescan sonar: A comparison of Markov random fields and statistical snakes,” in Proc. Comput.-Aided Design/Comput.-Aided Classificat., Halifax, NS, Canada, Nov. 2001, CD-ROM.
11. J. C. Sabel, J. Groen, and B. A. J. Quesson, “Shadow enhancement in synthetic aperture sonar imagery for improved target classification.,” in Proc. Int. Conf. Underwater Acoust. Meas.: Technol. Results, Heraklion, Crete, Greece, 2005, CD-ROM.
12. J. Groen, B. A. J. Quesson, J. C. Sabel, R. E. Hansen, H. J. Callow, and T. O. Sæbø, “Simulation of high resolution mine hunting sonar measurements,” in Proc. Underwater Acoust. Meas. Conf., Heraklion, Crete, Greece, Jun. 2005, CD-ROM.
13. X. Lurton, An Introduction to Underwater Acoustics. New York: Springer-Verlag, 2004, pp. 219–247.
14. R. K. Raney, “Synthetic aperture radar (SAR) images of moving targets,” IEEE Trans. Aerosp. Electron. Syst., vol. AES-7, no. 3, pp. 499–505, May 1971.
15. V. C. Chen and H. Ling, Time-Frequency Transforms for Radar Imaging and Signal Analysis. Boston, MA: Artech House, 2002, pp. 147–170.
16. J. Groen, “Adaptive motion compensation in sonar array processing” Ph.D. dissertation, Dept. Imag. Sci. Technol., Delft Univ. Technol./TNO, Delft, The Netherlands, 2006 [Online]. Available: www.darenet.nl/en/page/language.view/promise.page
17. A. J. Berkhout, Seismic Migration, Imaging of Acoustic Energy by Wave Field Extrapolation. Amsterdam, The Netherlands: Elsevier, 1982, pp. 121–150.
18. F. Florin and S. Bozinoski, “Effets d'echos et d'ombres differentiels sur les antennes de sonar actif en champ de fresnel,” in Proc. 14th Colloque Gretsi, 1993, pp. 1155–1158.
19. T. J. Sutton, H. D. Griffiths, A. P. Hetet, Y. Perrot, and S. A. Chapman, “Experimental validation of autofocus algorithms for high-resolution imaging of the seabed using synthetic aperture sonar,” Proc. Inst. Electr. Eng.—Radar Sonar Navigat., vol. 150, no. 2, pp. 78–83, Apr. 2003.
20. R. E. Hansen, T. O. Sæbø, H. J. Callow, and B. Langli, “The SEN-SOTEK interferometric synthetic aperture sonar: Results from HUGIN AUV trials.,” in Proc. Eur. Conf. Underwater Acoust., Carvoeiro, Portugal, Jun. 2006, pp. 623–628.
21. R. E. Hansen, T. O. Sæbø, H. J. Callow, P. E. Hagen, and E. Hammerstad, “Synthetic aperture sonar processing for the HUGIN AUV,” in Proc. OCEANS Europe, Brest, France, Jun. 2005, pp. 1090–1094.
22. P. E. Hagen, N. Størkersen, and K. Vestgard, “The HUGIN 1000 military AUV system,” in Proc. UDT Europe, Nice, France, Jun. 2004, CD-ROM.