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基于BELLHOP的水声信道时变模型
Authors
段乐峥
Publication date
15 May 2014
Publisher
Abstract
随着海洋开发和信息产业的发展,对水声信道的研究日益重要。传统的射线声学模型不能很好地反映水下环境的复杂多变性。本文提出的bEllHOP--多普勒时变模型充分考虑了水体环境和信道几何结构等物理因素,反映了水声信道的衰减、多径、时变特性,并重点分析了多普勒效应造成信号频移和时间扩展(或压缩)的问题
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Last time updated on 16/06/2016