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基于子空间跟踪的盲空时多用户检测

Keywords: 盲多用户检测,空时多用户检测,天线阵列,盲信道估计,子空间分解

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Abstract:

针对天线阵同步CDMA系统,运用子空间方法,提出多径条件下空时盲多用户检测方法.用FSYAST子空间跟踪方法来自适应估计信号子空间,同步多径天线阵列系统的信道参数采用Kalman算法自适应估计.仿真结果表明,提出的盲空时多用户检测器性能优于其它子空间多用户检测器.

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