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The effects of the internal waves on temporal correlation of matched-field processing in shallow water
  • ISSN号:0217-9776
  • 期刊名称:《声学学报:英文版》
  • 时间:0
  • 分类:TP334[自动化与计算机技术—计算机系统结构;自动化与计算机技术—计算机科学与技术] TN919.81[电子电信—通信与信息系统;电子电信—信息与通信工程]
  • 作者机构:[1]National Laboratory of Acoustics, Institute of Acoustics, Chinese Academy of Sciences Beijing 100190, [2]Haikou Lab, Institute of Acoustics, Chinese Academy of Sciences Haikou 570105, [3]Graduate University of Chinese Academy of Sciences Beijing 100190
  • 相关基金:This work was supported by the Knowledge Innovation Program of the Chinese Academy of Sciences (KZCXl-YW-12-2) and by the National Natural Science Foundation of China (10974218).
中文摘要:

浅水里的 matchedfield 处理的时间的关联( MFP )上的线性、独居的内部波浪的效果数字地与不同频率为声学的来源被调查,深度基于从 experiment.It 的海洋学的数据被显示出 MFP 的时间的关联作为独居的内部波浪的振幅减少或线性内部波浪 increases.For 的平均精力密度有更低的频率的声学的来源或下面定位了 thermocline , tempor

英文摘要:

Effects of linear and solitary internal waves on the temporal correlation of matched- field processing (MFP) in shallow water are numerically investigated for acoustic sources with different frequencies and depths based on oceanographic data from an experiment. It is shown that the temporal correlation of MFP decreases as the amplitude of solitary internal waves or the average energy density of linear internal waves increases. For acoustic source with lower frequency or located below the thermocline, the temporal correlation of MFP is less affected by internal waves, and the temporal correlation length of MFP is longer. Moreover, the effects of the range from solitary internal waves to acoustic source on the temporal correlation of MFP are relatively small.

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期刊信息
  • 《声学学报:英文版》
  • 主管单位:
  • 主办单位:中国科学院声学所 中国声学会
  • 主编:
  • 地址:北京北四环西路21号
  • 邮编:100080
  • 邮箱:jsx@mail.ioa.ac.cn
  • 电话:010-62558329
  • 国际标准刊号:ISSN:0217-9776
  • 国内统一刊号:ISSN:11-2066/O3
  • 邮发代号:
  • 获奖情况:
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  • 被引量:47