北京邮电大学学报

  • EI核心期刊

北京邮电大学学报 ›› 1999, Vol. 22 ›› Issue (3): 1-6.

• 学术论文 •    下一篇

基于智能天线的SA/CDMA系统分析

李小强, 胡健栋   

  1. 北京邮电大学电信工程学院, 北京 100876
  • 收稿日期:1999-01-21 出版日期:1999-07-10

System Analysis of SA/CDMA Employing Smart Antenna

Li Xiaoqiang, Hu Jiandong   

  1. School of Telecommunication Engineering, Beijing University ofPosts and Telecommunications, Beijing 100876
  • Received:1999-01-21 Online:1999-07-10

摘要: 分析了在基站与移动终端采用智能天线方法提高系统容量; 提出了基站端智能天线阵全向搜索算法; 构造了在移动台端两元阵列天线模型, 提出基于前向链路导频信号辅助的阵列权值更新算法, 利用蒙特卡罗模拟方法得出的数值结果表明, 采用智能天线技术能够提高系统反向链路容量和改善系统频率的利用率.

关键词: 阵列信号处理, 智能天线, 天线方向性图

Abstract: Analyze the system capacity improvement by employingsmart antenna at base and mobile station.A full direction searching algorithm is provided.It also constructs a two element arrays used at mobile station.A method to update weight value based downlink pilot signal is promoted also.Numericalresult of Monte-Carlo simulation proves the reverse link capacity increasementand system frequency reusing efficiency improvement from smart antenna method.

Key words: array signal processing, smart antenna, antenna directional patterns

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