广域无线宽带TDD技术的原理和应用前景  

Introduction and Application of Wide Area Wireless Broadband TDD Technology

作　　者：王军 卜飞 

机构地区：[1]美国爱瑞通信公司,北京100000 [2]中京邮电通信设计院,北京100035

出　　处：《电信工程技术与标准化》2003年第3期22-25,共4页Telecom Engineering Technics and Standardization

摘　　要：近年来, 无线宽带技术是一个发展热点。无线通信所需要的频率资源是有限的。如何提高无线电频率资源的频谱利用效率,将成为现有的和未来的无线通信技术面临的首要问题。本文以i-BURST为例介绍了广域无线宽带TDD技术的原理,并对其应用前景做了分析。In recent years, wireless broad technology is a trend in communication industry. Wireless spectrum is a limited resource. How to increase the spectrum efficiency is a major task for today and future communication. This article, taking i-BURST technology as an example, gives an introduction to wide area wireless broadband TDD technology and analyzes it's application.

关 键 词：TDD 时分双工 自适应智能天线 无线宽带 无线广域技术 频谱效率 

分 类 号：TN925.93[电子电信—通信与信息系统]