第三代移动通信智能天线的研究现状及发展趋势分析  

Research and Development Tendency of Smart Antennas in the Third Generation Mobile Communication

作　　者：庄铭杰[1] 林比宏[1] 

机构地区：[1]厦门大学物理系

出　　处：《电讯技术》2002年第3期122-127,共6页Telecommunication Engineering

摘　　要：本文首先简单地介绍移动通信发展以及第三代移动通信 (3G)的技术特征和实现目标 ,并阐述了如何用多址来解决通信资源紧缺的问题。随后重点讲述智能天线的定义、优点、组成、工作原理、信道模型以及要解决的关键技术问题和发展现状。最后 ,提出了智能空分多址的概念 ,并对智能天线未来的发展进行了分析和预测。In this paper the development of mobile communication is firstly introduced.The technical features and aim of the 3rd generation mobile communication are given.How to solve the lack of communication sources with multi-access is also described. Then the definition, construction, operation principle , channel models, key technology, developing situation of smart antenna are presented. Finally, the concept of smart spatial-division-multi-access (SSDMA),analysis and predication about future development of smart antenna is provided.

关 键 词：第三代移动通信 智能天线 现状 发展趋势 信道模型 自适应天线阵 

分 类 号：TN929.5[电子电信—通信与信息系统] TN828.6[电子电信—信息与通信工程]