机载无源测向技术研究  

Research of Passive Direction-Finding Technologies on Airborne

作　　者：徐立 颜雨 Xu Li;Yan Yu(Navy Equipment Department,Chengdu 610036,China)

机构地区：[1]海军装备部,四川成都610036

出　　处：《科学技术创新》2022年第19期188-192,共5页Scientific and Technological Innovation

摘　　要：机载无源测向系统是信息战的重要信息源。本文阐述了干涉仪测向、比幅测向与和差波束测向等常用机载测向技术基本原理,并进行了测向误差影响分析。最后根据几种测向技术的工作特点,分析了典型应用场景,为无源探测系统测向方案选择提供参考。Passive direction-finding(DF) system is significant to information war.This paper first expounds the basic principle of interferometer DF,amplitude comparison DF and sum-and-difference-beam DF,and then DF precision is analyzed.Finaly,an analysis of application scenarios if done according to their features,which is significant and valuable to system design.

关 键 词：无源测向 干涉仪 比幅测向 和差波束 

分 类 号：TN959.73[电子电信—信号与信息处理]