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相关噪声条件下的多天线信号合成性能分析
引用本文:万明康,罗柏文,于宏毅,杨珂.相关噪声条件下的多天线信号合成性能分析[J].计算机工程与应用,2010,46(23):12-14.
作者姓名:万明康  罗柏文  于宏毅  杨珂
作者单位:信息工程大学信息工程学院,郑州,450002
摘    要:针对多天线信号合成中的相关噪声问题,给出了基于信噪比最大准则的最佳合成权值和合成信噪比,并利用噪声的互相关系数推导了合成增益,分析了相关噪声对合成造成的影响。数值结果表明合成增益只与各路信号间的信噪比之差以及噪声的互相关系数有关。

关 键 词:多天线  信号合成  相关噪声  合成权值
收稿时间:2010-4-29
修稿时间:2010-6-18  

Performance analysis on multi-antenna signals combining in correlated noises.Computer Engineering and Applications
WAN Ming-kang,LUO Bo-wen,YU Hong-yi,YANG Ke.Performance analysis on multi-antenna signals combining in correlated noises.Computer Engineering and Applications[J].Computer Engineering and Applications,2010,46(23):12-14.
Authors:WAN Ming-kang  LUO Bo-wen  YU Hong-yi  YANG Ke
Affiliation:WAN Ming-kang,LUO Bo-wen,YU Hong-yi,YANG Ke Institute of Information Engineering,Information Engineering University,Zhengzhou 450002,China
Abstract:The effect of the correlated noises on multi-antenna signals combining is considered.By exploiting the maximum SNR rule,the optimal combining weights and combining SNR are derived,the values of combining gain are given using the correlated coefficients of noises,and the impact caused by correlated noises is analyzed.Numerical value show that the combining gain only have connection with correlated coefficient and the differential SNR of signals.
Keywords:multi-antenna  signal combining  correlated noises  combining weight  
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