小型差分带通滤波器在超宽带雷达中应用  

Application of Compact Differential Band-Pass Filter in Ultra-Wideband Radar

作　　者：王辉[1] 芮平亮[1] 李伟超[1] 

机构地区：[1]中国电子科技集团公司第二十八研究所,南京210007

出　　处：《指挥信息系统与技术》2016年第1期78-82,共5页Command Information System and Technology

摘　　要：差分技术现已应用在雷达中,设计了一种基于平行耦合微带谐振器的小型化超宽带差分带通滤波器。该滤波器结构紧凑且成本较低,差模滤波特性较佳。仿真试验和测试结果表明,该滤波器对超宽带雷达系统具有热噪声宽带抑制效能,可提高己方雷达在恶劣电磁干扰环境下生存能力,从而获得作战优势。The differential technology has been applied in radars.A miniaturized ultra-wideband differential band-pass filter is designed based on parallelized coupling microstrip resonators.The filter has characteristics of compact structure,low cost and good differential-mode filtering.Simulation experiments and testing results show that the filter is effective on wideband thermal noise suppression for ultra-wideband radar system.The filter can enhance survivability for our radars in bad electromagnetic environment.Thus,the operational superiority is obtained.

关 键 词：电子战 超宽带雷达 差分带通滤波器 噪声抑制 

分 类 号：TN713.5[电子电信—电路与系统]