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基于边缘频率分布互相关系数的水声跳频信号检测方法

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摘要 针对水声跳频通信多跳自相关技术中检测量求取过程复杂及实施不便的问题,文章提出一种以边缘频率分布互相关系数作为检测统计量的水声跳频信号检测方法。计算机仿真结果表明,当信噪比变化、虚警概率一定条件下,边缘频率分布互相关系数门限随信噪比的变化不大,当信噪比大于0时,多次仿真结果表明,互相关系数总是大于0.95。当取门限为0.95,信噪比大于-2 dB时,检测概率为100%。
出处 《声学与电子工程》 2019年第4期37-38,41,共3页 Acoustics and Electronics Engineering
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