雷达导引头DBS回波信号模拟器设计  

Design of DBS echo signal simulator for radar seeker

作　　者：杨海粟[1] 磨国瑞[1] 张江华[1] 阮锋[1] 

机构地区：[1]西安电子工程研究所,陕西西安710100

出　　处：《现代电子技术》2012年第9期13-15,共3页Modern Electronics Technique

摘　　要：半实物仿真是雷达导引头研制过程中性能评估及验证的有效手段,为实现在实验室内对雷达导引头DBS成像算法的评估验证,设计一种基于FPGA和DSP硬件实现的DBS回波信号模拟器,实现了目标方位上回波信号的模拟。模拟器的数据采集结果经DBS成像处理后,与理论仿真结果进行对比分析,验证了所设计雷达导引头DBS回波信号模拟器的正确性。该模拟器已成功应用于导引头研制阶段DBS成像算法的评估验证。Hardware-in-the-Loop simulation is an effective and low cost method for development and performance evaluation of radar seeker.For achieving the evaluation of Radar seeker DBS imaging algorithm in the laboratory,combined with the technique of DBS imaging and echo simulation theory,an echo simulator based on FPGA and DSP is designed.By analyzing data from the output of simulator,and processing these data by DBS imaging algorithm,then comparing processing result with the result of theory simulation,verify the validity of the designed Radar seeker DBS echo simulator.This simulator has been also implemented in the research of Radar seeker.

关 键 词：雷达导引头 DBS 回波信号模拟器 半实物仿真 

分 类 号：TN957-34[电子电信—信号与信息处理]