【Key words】 channel correlation； antenna spacing； cross-polarization discrimination； power azimuth spectrum；
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How to depress the influence of channel correlation and how to decrease the feedback load and operation complication are the key points for the application of MIMO technology.
能否有效降低信道相关性的影响,同时降低反馈负荷与算法复杂度,成为MIMO技术应用的关键因素。
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得出分集增益不受信道相关性的影响，但是编码增益则有一定的损耗的结论。
Furthermore, we conclude that the channel fading correlation has nothing to do with diversity advantage, but the code advantage will be affected.
然而，在低信噪比区间，且已知信道状态信息时利用自适应注水功率分配算法，信道相关性对信道容量具有提升作用。
However, when the channel information at the transmitter is known and the self-adaptive water-filling power allocation algorithm is used, the channel correlation may lead to higher channel capacity.
重点分析了实现信道特性仿真的两种算法：慢衰落的相关性整形和频率选择性多径衰落。
Two simulation algorithms of realization channel characteristic are analyzed emphatically: shaping of slow fading with correlation and generation of frequency-selected multipath fading.
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