[图书][B] Underwater acoustic modeling and simulation

PC Etter - 2018 - taylorfrancis.com
This newest edition adds new material to all chapters, especially in mathematical
propagation models and special applications and inverse techniques. It has updated …

Measurements of temporal coherence of sound transmissions through shallow water

TC Yang - The Journal of the Acoustical Society of America, 2006 - pubs.aip.org
In this paper we report the measurements of temporal coherence of acoustic signals
propagating through shallow water using data from three experiments in three different parts …

[图书][B] Sound propagation through the stochastic ocean

JA Colosi - 2016 - books.google.com
The ocean is opaque to electromagnetic radiation and transparent to low frequency sound,
so acoustical methodologies are an important tool for sensing the undersea world …

Horizontal coherence of low-frequency fixed-path sound in a continental shelf region with internal-wave activity

TF Duda, JM Collis, YT Lin, AE Newhall… - The Journal of the …, 2012 - pubs.aip.org
Sound at 85 to 450 Hz propagating in approximately 80-m depth water from fixed sources to
a joint horizontal/vertical line array (HLA/VLA) is analyzed. The data are from a continental …

Passive time reversal acoustic communications through shallow-water internal waves

A Song, M Badiey, AE Newhall… - IEEE Journal of …, 2010 - ieeexplore.ieee.org
During a 12-h period in the 2006 Shallow Water Experiment (SW06), binary phase shift
keying (BPSK) signals at the carrier frequencies of 813 and 1627 Hz were propagated over …

Acoustic mode coupling induced by nonlinear internal waves: Evaluation of the mode coupling matrices and applications

TC Yang - The journal of the acoustical society of America, 2014 - pubs.aip.org
This paper applies the mode coupling equation to calculate the mode-coupling matrix for
nonlinear internal waves appearing as a train of solitons. The calculation is applied to an …

[HTML][HTML] Effects of internal waves on acoustic temporal coherence in the South China Sea

F Gao, P Hu, F Xu, Z Li, J Qin - Journal of Marine Science and …, 2023 - mdpi.com
An acoustic experiment to measure the sound field during internal wave activity was
conducted in the South China Sea. During the experiment, a train of strong internal solitary …

Effects of internal solitary waves on three-dimensional sound propagation and DOA estimation in the South China Sea

J Li, X Huang, Y Shi, Y Yang, W Zhao - Applied Acoustics, 2023 - Elsevier
Internal solitary waves (ISWs) in the South China Sea, characterized by their large amplitude
and strong nonlinearity, have attracted a lot of attention. In this paper, we use the …

Dynamically orthogonal narrow-angle parabolic equations for stochastic underwater sound propagation. Part I: Theory and schemes

WH Ali, PFJ Lermusiaux - The Journal of the Acoustical Society of …, 2024 - pubs.aip.org
Robust informative acoustic predictions require precise knowledge of ocean physics,
bathymetry, seabed, and acoustic parameters. However, in realistic applications, this …

[HTML][HTML] Modulation effects of internal-wave evolution on acoustic modal intensity fluctuations in a shallow-water waveguide

Q Li, C Sun, L Xie, X Huang - Journal of Marine Science and Engineering, 2023 - mdpi.com
Internal solitary waves evolving with time in shallow water are known to affect sound
propagation significantly. Unlike prior work studying the acoustic effects of individual internal …