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相关衰落信道发射天线选择系统的性能分析

Gao-jun SONG,Zheng-zhong ZHOU

Journal of Hefei University of Technology(Natural Science)（2006）

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Abstract
文章研究了接收天线空间相关条件下组合发射选择/最大比合并方法(TAS/MRC)的性能;导出了准确错误概率的上限,以及信道参数对系统性能的影响.性能分析表明:采用不相关的发射和接收天线,TAS/MRC方法能实现满分集增益;随着接收相关的增强,系统的分集增益减小,性能下降;反之,系统的编码增益增大,从而对系统性能的下降有一定的抵消作用.
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Key words
diversity gain,maximal-ratio combining,coding gain,correlation
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