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兵工学报  2012 

一种极化捷变雷达中欺骗性干扰的提取方法

, PP. 77-82

Keywords: 雷达工程,欺骗性干扰提取,极化捷变,Jones矢量

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Abstract:

?为简化目标回波和干扰信号的分离过程以及求解干扰的Jones矢量,提出一种简便的提取雷达欺骗性干扰方法。通过发射一组相关的极化捷变信号,利用目标的变极化效应和干扰极化相对不变的特性,在对接收机输出信号的加减运算中将目标回波和干扰分离,从而提取干扰波形以及计算其Jones矢量。与现有干扰特征提取算法相比,该方法在单片实现时可节省芯片资源。仿真表明,当干噪比(INR)大于11.8dB时,Jones矢量计算相对误差不超过10%.

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