基于瞬时测频的雷达调频信号脉内特征估算方法  

Estimation of In-pulse Characteristics of Radar FM Signal Based on Instantaneous Frequency Measurement

作　　者：姜建华[1] 

机构地区：[1]中国电子科技集团第38研究所,安徽合肥230031

出　　处：《数字技术与应用》2017年第3期90-92,共3页Digital Technology & Application

摘　　要：针对雷达调频信号的脉内分析和识别,文章提出基于瞬时测频的雷达调频信号脉内特征估算算法。分析了基于瞬时测频的雷达调频信号脉内特征估算原理,建立了雷达调频信号脉内分析和识别的仿真系统。仿真验证,该算法对雷达调频信号可获得准确的调制参数和信号类型识别。Aiming at in-pulse analysis and recognition of FM signal, the estimate method of in-pulse characteristics based on instantaneous frequency measurement was proposed. The principle of estimation was analyzed. And the simulation system of in-pulse analysis and recognition was modeled. The simulation shows that, the method achieved accurate in-pulse characteristics and type recognition.

关 键 词：脉内分析 线性调频信号 信号带宽 调频斜率 

分 类 号：TN95[电子电信—信号与信息处理]