复杂电磁环境下雷达信号脉内特征分析  

Intrapulse Feature Analysis of Radar Signals of Complex Electromagnetic Environment

作　　者：熊永坤 白长河 郭新民 

机构地区：[1]解放军92785部队

出　　处：《舰船电子对抗》2011年第6期79-82,共4页Shipboard Electronic Countermeasure

摘　　要：介绍了数字中频技术,指出其在雷达信号脉内调制特征分析方面的优势,并针对线性调频雷达信号,结合傅里叶变换提取雷达信号脉内调制规律和调制参数,软件分析结果证明本方法是有效的。This paper introduces the digital intermediate frequency technology,pointes out that its advantages in pulse modulation feature analysis of radar signals,and aiming at the linear frequency modulation radar signal,combining with Fourier transforms,extracts the intra-pulse modulation law and modulation parameters of radar signals,the software analysis result proves that this method is effective.

关 键 词：雷达信号 脉内特征 数字中频技术 

分 类 号：TN957.51[电子电信—信号与信息处理]