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Intense Internal Waves and Their Manifestation in the Interference Patterns of Received Signals on Oceanic Shelf. Part II
Physics of Wave Phenomena ( IF 1.4 ) Pub Date : 2019-12-14 , DOI: 10.3103/s1541308x19040125
M. Badiey , V. M. Kuz’kin , G. A. Lyakhov , S. A. Pereselkov , D. Yu. Prosovetskiy , S. A. Tkachenko

Data of the SWARM-95 experiment, where intense internal waves on a stationary path led to coupling of acoustic source field modes, have been processed. The spectral-density localization domains, which are due to unperturbed and perturbed fields, are obtained using a double Fourier transform of interference pattern on a hologram. The interference patterns of these fields have been reconstructed by filtering these regions and applying double inverse Fourier transforms to them, which made it possible to reconstruct the unperturbed-waveguide transfer function and the time variability of the medium. The velocity of intense internal waves is estimated based on the recorded perturbed-field hologram.

中文翻译:

海洋架上强信号的内波及其在接收信号干扰模式中的表现。第二部分

SWARM-95实验的数据已经处理过,其中固定路径上的强烈内部波导致声源场模耦合。使用全息图上干涉图的双重傅里叶变换,可以得到由于不受干扰和受干扰的场而引起的光谱密度定位域。通过对这些区域进行滤波并对其进行双重逆傅立叶变换,可以重建这些场的干涉图样,从而可以重构无扰波导管的传递函数和介质的时变性。基于记录的扰动场全息图估计强内波的速度。
更新日期:2019-12-14
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