TD-SCDMA系统下行波束赋形技术研究  

Research on Downlink Beamforming in TD-SCDMA System

作　　者：邓南新[1] 孟丽囡[1] 

机构地区：[1]辽宁工业大学电子与信息工程学院,辽宁锦州121001

出　　处：《辽宁工业大学学报（自然科学版）》2010年第2期87-88,93,共3页Journal of Liaoning University of Technology(Natural Science Edition)

摘　　要：TD-SCDMA系统最重要的技术特征是智能天线技术,智能天线技术的核心是下行波束赋形。综合考虑了干扰和噪声对移动台的影响,模拟了在不同信道环境下的基于最小均方误差准则的理想波束赋形算法及其实现方法,并对算法进行了性能仿真,分析结论并说明系统性能的改善。In TD-SCDMA system the most important character is of the smart antenna technology,whose core is the downlink beamforming in the smart antenna technology.The effect of disturb ance and noise was synthetically put into consideration.The ideal beamforming algorithm and its implementation method were all simulated in different channel environments based on MMSE criteria and performance was simulated as far as the algorithm was concerned.Conclusions were analyzed and the system performance was improved.

关 键 词：智能天线 TD-SCDMA 下行波束赋形 最小均方误差准则 

分 类 号：TN914[电子电信—通信与信息系统]