基于分析-综合滤波器组的雷达多模干扰高效实现方法研究

Efficient Implementation of Radar Multi-mode Jamming based on Analysis-synthetic Filter Banks

针对传统的数字射频储存架构的雷达干扰系统监视带宽有限、干扰样式单一以及硬件资源使用量大等缺点,提出了一种基于分析-综合滤波器组的雷达多模干扰高效实现方法。因此,介绍分析-综合滤波器组的原理及其工程实现结构,分析该干扰技术的干扰信号产生机理和干扰效果。仿真与测试结果表明,该方法接收频率覆盖范围宽,能够保证信号恢复精度与较小的资源使用量,且易于实现雷达多种模式干扰与对指定信号的保护屏蔽功能。

Aiming at the shortcomings of traditional digital radio frequency storage architecture radar jamming system with limited monitoring bandwidth,single jamming style,large hardware resource usage,etc.,an efficient implementation method of radar multi-mode jamming based on analysis-synthesis filter bank is proposed.Therefore,this paper discusses the principle of integrated filter bank and its engineering implementation structure,and analyzes the interference signal generation mechanism and interference effect of the interference technology.Simulation and test results indicate that this method has a wide receiving frequency coverage,and can ensure the accuracy of signal recovery and a small amount of resource usage,and is easy to realize the functions of radar multi-mode interference and protection or shielding for specified signals.