Committee on Acoustics of the Polish Academy of Sciences Section of Ultrasonics Polish Acoustical Society Gdansk Division HYDROACOUSTICS
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2 Committee on Acoustics of the Polish Academy of Sciences Section of Ultrasonics Polish Acoustical Society Gdansk Division ISSN HYDROACOUSTICS Annual Journal Volume 9 Gdańsk 2006
3 Hydroacoustics is the annual journal in which original papers, both theoretical and experimental, concerning problems in hydroacoustics and its application are published. EDITORIAL BOARD Grażyna Grelowska Eugeniusz Kozaczka Roman Salamon Andrzej Stepnowski EDITORIAL STAFF Alicja Kubaty Aleksandra Raganowicz Lech Kilian SCIENTIFIC COMMITTEE Prof. Roman Salamon Prof. Grażyna Grelowska Prof. Zygmunt Klusek Prof. Eugeniusz Kozaczka Prof. Andrzej Orłowski Prof. Andrzej Stepnowski PUBLISHER Polish Acoustical Society Gdansk Division Narutowicza 11/ Gdansk, Poland Phone: (+48 58) , Fax(+48 58)
4 Volume 9 HYDROACOUSTICS CONTENTS A. Baranowska Numerical analysis ofthe finite amplitude plane wave propagation problem. J. Bielański The analisys ofthe system towing rope with long underwater object. 9 K. Bikonis, M. Moszynski, A. Chybicki, P. Kocinski 3D imaging software tools for multibeam sonar data. 17 H. Czyż, T. Markowski The mathieu functions applied to some problems in underwater acoustics. 23 I. Didenkulov, L. Kustov, A. Martyanov, P. Vyugin The difference-frequency acoustic seattering from nonlinear objects 31 J. Dobrzeniecki, J. DomagaIski Setting time periods ofthe concentration ofthe acoustic energy generated to water by ships.39 V. Dvornikov, A. Makarov 2-D FFT a1gorithm for frank sequence processing 47 A. Elminowicz, L. Zajączkowski Multistatic systems. 57 G. Grelowska, L. Kilian Research and development on underwater acoustic systems at Polish Naval Academy and Gdansk University oftechnology for the Polish Navy 65 S. Jastrzębski Phase conjugation for underwater acoustic communications 71 Z. Klusek, A. Lisimenka Are the knudsen curves acceptab1e in the Baltic Sea? 77
5 HYDROACOUSTICS Volume 9 A. Kruss, J. Tęgowski, J. Wiktor, A. Tatarek Acoustic estimation ofmacrophytes in the Homsund Fjord (The Svalbard Archipelago) K. Listewnik Influence ofvibration ofship's generating set on emitted acoustic energy 97 z. Łubniewski, K. Bikonis, J. Demkowicz, A. Partyka, A. Stepnowski 3D visualisation and monitoring of marine pollutant aggregations in web-based GIS. 103 D. Łukaszewicz, L. Rowiński Experimental evaluation ofhigh frequency side scan sonar as object search and identification to ol. 109 J. Marszal, W. Leśniak, R. Salamon, J. Schmidt Electronic stabilization of beams in sonar with cylindrical array. 119 A. Milewski, D. Szczegielniak A hybrid optimization method for designing polyphase sequences 125 M. Moszynski, A. Stepnowski The estimation ofnorwegian cod size distribution from acoustic data 133 A. Orłowski Acoustic c1assification of southem Baltic benthic habitat. 139 v. Riznyk, O. Bandyrska, M. Tałan Nonredundant 2-D and 3-D sonar systems based on gold ring bundles 151 V. Shchurov, M. Kuyanova, H. Tkachenko, V. Kułeshov On cross-processing scalar and vector quantities in underwater acoustics 159 D. Studziński Approximation ofunderwater channel impulse response by non-orthogonal functions 171 A. Świerzowski, L. Doroszczyk The ichthyofauna of the degraded vendace lakes Mielno and Maróz studied with hydroacoustic and monitoring catch methods. 181
6 Volume 9 HYDROACOUSTlCS M. Szczegielniak Spatial SAS signal filtering by means ofpolar format processing 191 J. Tęgowski, A. Zielinski Synthesis and wavelet analysis of side-scan sonar sea bottom imagery. 199 T. Wieczorek The new underwater acoustic communication algorithm based on an approximation method 209 J. Wojtalik, M. Godlewska, P. Frankiewicz, M. Zalewski Diurnal and seasonal fish horizontal rnigrations in the Sulejów reservoir, Poland 217 A. Zielinski, Y. Shi Quadrature phase detection in an acoustic positioning system. 227
Committee on Acoustics of the Polish Academy of Sciences Section of Ultrasonics Polish Acoustical Society Gdansk Division HYDROACOUSTICS
Committee on Acoustics of the Polish Academy of Sciences Section of Ultrasonics Polish Acoustical Society Gdansk Division ISSN 1642-1817 HYDROACOUSTICS Annual Journal Volume 13 Gdańsk 2010 Hydroacoustics
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