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杂波下频率步进信号参数设计及处理算法研究

Keywords: 频率步进,杂波环境,参数设计,相参处理,高距离分辨像

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Abstract:

针对杂波环境下目标检测与成像问题,给出了频率步进信号参数设计的约束条件与优化准则,分析了帧间脉冲多普勒处理的测速性能,深入研究了在频域上进行杂波抑制、回波补偿及合成高分辨的处理方法.基于实际的雷达系统参数进行了计算机仿真,结果表明该算法可有效提取杂波环境下的微弱运动目标信息,并合成了正确的一维高距离分辨像,且抗噪声性能好,运算量小,工程易实现.

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