自适应滤波下中波无线电广播信号增强研究  

Research on enhancement of medium wave radio broadcasting signal under adaptive filtering

作　　者：王玉刚 WANG Yugang(Inner Mongolia Autonomous Region Radio and Television Transmission and Transmission Center Ordos 835,Ordos 017000,China)

机构地区：[1]内蒙古自治区广播电视传输发射中心鄂尔多斯835台,内蒙古鄂尔多斯017000

出　　处：《无线互联科技》2024年第19期4-6,共3页Wireless Internet Science and Technology

摘　　要：文章利用无线电接收器采集中波无线电广播信号,剔除干扰因素后进行无线电广播信号分流,采用自适应滤波方法计算广播信号的滤波器参数,确定广播信号特征并计算特征权重值,结合广播信号流数量的计算结果实现中波无线电广播信号增强。实验结果表明,设计方法的信噪比较高,信号增强效果较好。The paper uses a radio receiver to collect medium wave radio broadcast signals,removing interference factors and performing radio broadcast signal splitting,using adaptive filtering methods to calculate the filter parameters of the broadcast signal,determining the characteristics of the broadcast signal and calculating feature weight values,and combining the calculation results of the number of broadcast signal streams to achieve medium wave radio broadcast signal enhancement.The experimental results show that the design method has a high signal-to-noise ratio and good signal enhancement effect.

关 键 词：自适应滤波 无线电广播 广播信号 信号增强 信号特征 特征权重 

分 类 号：G642[文化科学—高等教育学]