基于DJS的射频噪声干扰信号产生方法及其特性分析  

Research on Generating and Characteristic Analysis of RF Noise Jamming Based on DJS

作　　者：邱丽原 孙伟超 张润萍 QIU Liyuan;SUN Weichao;ZHANG Runping(Naval Aviation University,Yantai Shandong 264001,China)

机构地区：[1]海军航空大学,山东烟台264001

出　　处：《海军航空工程学院学报》2021年第1期101-108,114,共9页Journal of Naval Aeronautical and Astronautical University

摘　　要：数字干扰合成(Digital Jamming Synthesis,DJS)是近年来发展起来的1种雷达干扰技术。介绍了2种基于DJS的射频噪声干扰信号的产生方法;对于伪随机读取法,给出了具体实施方案、带宽调谐方法以及1种延长干扰信号周期的解决方案;从干扰信号的带宽调谐、遮盖性能以及硬件实现系统的复杂度等方面对这2种方法进行了比较;通过仿真验证了这2种方法的可行性并分析了各自的性能特点。Digital Jamming Synthesis is a radar jamming technique developing in recent years.Two methods of generating RF noise jamming based on DJS are given in this paper.For pseudo-random reading method,specific implementation plan,bandwidth tuning method and a solution of extending jamming period are given.The two methods are compared from some aspects including bandwidth tuning,barrage jamming performance and hardware complexity.The feasibility of the two methods and their performance characteristics are verified by simulation.

关 键 词：DJS 射频噪声干扰 带宽调谐 性能比较 仿真 

分 类 号：TN974[电子电信—信号与信息处理]