摘要:本文讨论了TD-SCDMA系统的下行信号模型,并根据TD-SCOMA系统上行信道估计可以直接用于下行波束赋形的特点,研究了特征值分解方法下的下行波束成形算法的性能,并仿真比较了其与基于最大径准则等下行波束形成算法在不同环境下的性能。
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