步进频率波形距离像合成及其性能分析  

Performance analysis of stepped frequency waveform and its synthetic range profile

作　　者：赵丽[1] 徐芳[1] 吕明久[1] 许鹏程[1] 赵欣[1] Zhao Li;Xu Fang;LüMingjiu;Xu Pengcheng;Zhao Xin(Radar NCO School of Air Force Early Warning Academy,Wuhan 430019,Hubei,China)

机构地区：[1]空军预警学院雷达士官学校,湖北武汉430019

出　　处：《航天电子对抗》2020年第6期49-55,64,共8页Aerospace Electronic Warfare

摘　　要：首先对不同波形样式的步进频率信号处理过程进行了总结分析,得出了统一的处理流程。基于此,对3种典型的距离像合成方法进行了介绍,给出了其具体实现过程。最后,对不同方法的距离合成性能进行了对比,得出的相应结论为不同条件下的步进频率波形数字信号处理提供了参考。The key technology of stepped frequency waveform is summarized,including waveform design and classification,two-step signal processing,distance synthesis and so on.And different range synthesis methods are analyzed,the realization process is given,and the performance of distance synthesis of different methods is compared,and the corresponding conclusions are drawn,which provide reference for digital signal processing of step frequency waveform under different conditions.

关 键 词：步进频率波形 距离像合成 目标抽取算法 宽带合成方法 

分 类 号：TN957[电子电信—信号与信息处理]