基于脉冲压缩的弹载雷达目标检测方法研究  

Research on the method of target signal detecting based on pulse compression for missile-borne radar

作　　者：齐恩勇[1] QI En-yong(China Airborne Missile Academy,Luoyang 471009,China)

机构地区：[1]中国空空导弹研究院,河南洛阳471099

出　　处：《电子设计工程》2018年第18期136-139,共4页Electronic Design Engineering

摘　　要：本文描述了基于线性调频信号的脉冲压缩处理的基本原理,并对脉冲压缩效果进行了仿真分析。着重分析了线性调频脉冲压缩在弹载雷达系统应用中的波形参数设计和失配滤波器设计等技术因素。提出了基于线性调频脉冲压缩处理的弹载雷达目标信号检测和目标信息提取算法架构。实际应用表明采用基于线性调频波形的脉冲压缩技术,使得弹载雷达具备高距离分辨力的目标检测性能,提升了弹载雷达制导系统在复杂战场环境下的目标探测能力和抗干扰能力。In this paper,the principle of pulse compression based on linear frequency modulation is described,and the effect of pulse compression is simulated and analyzed. Some technical elements such as waveform-parameter setting and the matching filter designing with window function are analyzed emphatically. It is presented that the algorithm frame of target signal detecting and taget information extracting for missile-borne Radar using pulse compression based on linear frequency modulation. The practical application indicates that putting to use the technique of pulse compression based on linear frequency modulation,ensures missile-borne Radar to have high range-resolution detecting capacity,and exalts target detection ability and anti-jamming capability of missile-borned Radar guidance system in the complex battleground electromagnetic environment.

关 键 词：线性调频 脉冲压缩 弹载雷达 距离分辨力 目标信号检测 

分 类 号：TN959.21[电子电信—信号与信息处理]