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Technique of Feature Parameter Extraction Based on ZAM Distribution for PN-SFM Combined Fuze Signal
Author(s): 
Pages: 1965-1969
Year: Issue:  6
Journal: Journal of Astronautics

Keyword:  伪码调相正弦调频复合引信ZAM分布特征参数提取;
Abstract: 伪码调相与正弦调频引信信号特征参数提取是对该引信进行有效欺骗性干扰的前提.为提取特征参数,提出了基于ZAM分布的信号特征参数提取方法.首先对侦察的复合引信信号进行ZAM变换,将ZAM分布图进行投影获得负尖峰位值,通过搜索最小时间间隔提取伪码特征参数,利用峰值跟踪曲线提取正弦调频信号的特征参数.仿真分析表明,该方法能有效提取复合引信信号的所有特征参数.
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