对末制导雷达有源干扰方法研究  

Research on Active Jamming Method for Terminal Guidance Radar

作　　者：刘子徐 LIU Zixu(91404 Troops,Qinhuangdao Hebei 066001)

机构地区：[1]91404部队,河北秦皇岛066000

出　　处：《长江信息通信》2023年第4期101-103,共3页Changjiang Information & Communications

摘　　要：有源干扰技术是电子对抗工程的重要部分,为了实现对末制导雷达的有效干扰,为末制导雷达舰船综合作战效能与抗干扰能力提升提供理论依据,研究设计了一种对末制导雷达有源干扰方法。设计末制导雷达有源干扰的基本架构,将末制导雷达信号生成转换为回波信号,利用脉冲压缩技术,处理变换有源干扰信号,结合末制导雷达的运行特征,建立对末制导雷达有源干扰信号的数学模型,实现对末制导雷达的有效干扰与压制。仿真试验结果显示,在瞄准噪声有源干扰与距离假目标有源干扰下,文章设计方法的搜索时间分别为55.1s、53.3s,通过有效延长末制导雷达的搜索时间,具有强大的干扰能力;综合评估结果分别为0.95、0.94,满足实际工程中0.8的基本要求,具有高效性与适用性。Active jamming technology is an important part of electronic countermeasure engineering,in order to achieve effective interference with the terminal guidance radar,to provide a theoretical basis for the improvement of the comprehensive combat effectiveness and anti-jamming ability of terminal guidance radar ships,an active jamming method for terminal guidance radar is designed.Design the basic architecture of terminal guidance radar active jamming,convert terminal guidance radar signal generation into echo signal,using pulse compression technology processing transfomied active interfering signals,combined with the operating characteristics of the tenninal guidance radar,establish the mathematical model of the active jamming signal of the terminal guidance radar,realize the effective jamming and suppression of the terminal guidance radar.The simulation test results show that,under the active jamming of targeting noise and the active jamming of felse targets at a distance,the search time of the method designed in this paper is 55.1s and 53.3s,by effectively extending the search time of the terminal guidance radar,has a strong interference ability;The comprehensive evaluation results were 0.95 and 0.94 respectively,meet the basic requirements of0.8 in actual engineermg,efficiency and applicability.

关 键 词：末制导雷达 干扰 有源干扰方法 舰船 

分 类 号：TP751[自动化与计算机技术—检测技术与自动化装置]