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时间反转镜在水声通信网上行通信中的应用

DOI: doi:10.3969/j.issn.1006-7043.2011.01.001

Keywords: 水声通信网, 上行通信, 虚拟时间反转镜, 聚焦

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Abstract:

基于声信道物理属性,提出利用位于不同水平距离、深度的用户间声信道弱相关特性,将单阵元虚拟式时间反转镜(VTRM)应用于水声通信网的上行通信,可以聚焦期望用户信息、屏蔽非期望用户信息,并可抑制码间干扰、提高信噪比.仿真研究表明,当各用户信道间互相关性弱时,单阵元VTRM可有效分离各用户信息,有助于实现网络化水声通信.

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