MIMO无线通信系统研究现状及其技术路线

Technology Route and Research Present State of MIMO Wireless Communication System

多输入多输出(MIMO)技术能在不增加带宽的情况下成倍地提高通信系统的容量和频谱利用率,是下一代移动通信系统中最富有竞争力的技术之一。本文分析了MIMO无线通信系统的空域相关性、信道建模以及信道估计研究现状,并提出了相应的技术路线,这些为更加深入地研究MIMO通信技术奠定了坚实的理论基础。

Multiple-input multiple-output （MIMO） technology can enhance capacity and frequency spectrum utilization efficiency of communication system while maintaining bandwidth, MIMO is one of the most competitive technologies in the next generation mobile communication system. We analyze MIMO wireless communication system spatial correlation, channel modeling, and channel estimation＇s research present state, at the same time corresponding technology route are presented in this paper, which establish a solid theoretical basis for profoundly research MIMO communication technology.