基于虚拟仪器的DRFM干扰模拟器设计  

Design of DRFM jamming simulator using virtual instrument

作　　者：汪敏[1,2] 蒋彦雯 范红旗 Wang Min;Jiang Yanwen;Fan Hongqi(National Key Laboratory of Science and Technology on Automatic Target Recognition,National University of Defense Technology,Changsha 410000,China;Unit 94535 of PLA,Xuzhou 221000,China)

机构地区：[1]国防科技大学自动目标识别重点实验室,湖南长沙410000 [2]中国人民解放军94535部队,江苏徐州221000

出　　处：《电子技术应用》2022年第3期118-122,128,共6页Application of Electronic Technique

摘　　要：为满足雷达对抗数字射频存储(DRFM)干扰的技术验证和系统测试需求,采用矢量信号收发仪结合DRFM技术设计了一种模块化、可扩展、轻量便携的干扰模拟器,采用一种流控制器实现对干扰模拟器的控制,并通过雷达和干扰模拟器的注入测试验证了设计的有效性。该设计能根据雷达回波产生包括间歇采样转发干扰在内的多种类型雷达干扰信号,能通过更换、扩展板卡实现多种任务功能,可用于雷达测试环境构建,有力支撑了雷达抗干扰技术的研究与验证。In order to meet the technical verification and system testing requirements of radar countermeasures against digital radio frequency memory(DRFM)jamming,a modular,scalable,lightweight and portable vector signal transceiver combined with DRFM technology is designed.The simulator control part adopts a kind of flow controller to realize,and the effectiveness of the design is verified by the injection test of the radar and jamming simulator.This design can generate various types of radar jamming signals,including interrupted-sampling and repeater jamming according to the radar echo.It can realize multiple mission functions by replacing and expanding the board.It can be used in the construction of radar test environment to support the research and verification of radar anti-jamming technology.

关 键 词：干扰模拟 数字储频 虚拟仪器 间歇采样 FPGA 

分 类 号：TN955.3[电子电信—信号与信息处理]