基于超宽带技术的无线传感器网络  

Wireless Sensor Network Based on UWB Technology

作　　者：吴微威[1] 王卫东[1] 卫国[1] 

机构地区：[1]中国科学技术大学,安徽合肥230027

出　　处：《中兴通讯技术》2005年第4期28-31,共4页ZTE Technology Journal

基　　金：国家"863"计划项目(2005AA123310);中科院创新基金项目(CXJJ-127)

摘　　要：无线传感器网络集成了传感器、微机电系统和网络通信三大技术,由于其巨大的应用前景而备受学术界和工业界的广泛关注。文章在介绍无线传感器网络基本概念、应用前景、网络体系结构和一些代表性研究项目的基础上,结合超宽带无线传输技术的特点,阐述了超宽带无线传感器网络的主要优势,给出了物理层通信链路技术、介质访问控制方法、网络层路由协议以及测距定位技术等关键技术的研究思路。A wireless sensor network integrates sensor, micro-elector-mechanism system and communication networks. More and more academic researchers and insiders are engaged in developing wireless sensor networks due to their bright future with various applications. In this paper, the basic concepts, the network protocol, some valuable applications and research projects are briefly introduced. Combining with the advantages of UWB technology, the hot spots including physical layer communication link, media access control schemes, network layer routing protocol, and the location methods are discussed in detail and several future research directions are put forward.

关 键 词：无线传感器网络 超宽带 介质访问控制 路由技术 定位 

分 类 号：TN929.5[电子电信—通信与信息系统]