定向台通信电台中的干扰抑制技术研究与实现  

Study and Implementation of Interference Mitigating Technique in Communication Set of Direction Finder

作　　者：金伟[1] 袁永建[1] 雷志雄[1] 李玉林[1] 

机构地区：[1]空军工程大学电讯工程学院,陕西西安710077

出　　处：《现代电子技术》2006年第5期7-9,共3页Modern Electronics Technique

摘　　要：针对定向台通信电台中存在的干扰难题展开研究。首先详细分析了干扰信号的特点,然后基于实测数据对采用的滤波算法的有效性进行了验证,最后,设计了以TMS320VC33DSP芯片为核心的硬件电路对滤波算法进行实现。从设计的干扰抑制器在定向台的运行情况来看,达到了预期效果。The interference in communication set of direction finder is an inextricable problem with traditional techniques. The study on this problem is presented in this paper. Firstly, the properties of interference are analyzed in detail. Secondly, based on real data, the effectiveness of the used algorithm is verified by simulation with Matlab. Finally, a signal processing circuit with TMS320VC33 is designed,and signal processing algorithm is programmed. Its effectiveness is verified by the use in existing equipment.

关 键 词：数字信号处理 滤波器 最小均方算法 干扰抑制 

分 类 号：TN934.3[电子电信—信号与信息处理]