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电子学报  2000 

空时码

, PP. 110-113

Keywords: 空时码,分层空时码(LST),发射分集

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Abstract:

提高频率利用率一直是移动通信系统中的研究热点,而近年来提出的空时码又是其关键技术之一.从当前的研究情况来看,空时码技术主要分为以下两大类:一是分层空时码(LST);二是基于发射分集的空时分组码和空时格码.由于空时码具有良好的频带利用率及性能,3GPP已将空时分组码作为一可选方案列在所提规范之中.相信在不远的将来,空时码必将广泛应用于未来的移动通信系统.

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