智能交通系统消息交换的复杂度研究  

Study on Complexity of Message Exchange in ITS

作　　者：梁伟[1] 郑印[1] 王沁艳[1] 李盼[1] 冯杰[1] 

机构地区：[1]常熟理工学院计算机科学与工程学院,江苏常熟215500

出　　处：《计算机技术与发展》2014年第1期81-84,共4页Computer Technology and Development

基　　金：国家自然科学基金资助项目(61202440)

摘　　要：针对道路上自动化管理的智能交通难题,利用车辆无线传感器网络对车位检测的辅助定位进行了研究,阐述了基于无线传感器网络的智能交通在提高车辆行驶的安全和效率方面的优势。首先讨论无线传感器网络技术在交通道路系统中的整体应用以及该技术在国内外的发展现状以及分析;然后讨论交通道路传感器网络系统的总体概述;接着对车辆传感器网络辅助定位的理论进行了深入的分析、数据的计算;最后详细地给出了计算车辆传感器网络广播协议的消息传输总时间复杂度的公式。In view of the problem of intelligent transportation of automated management, the assisted positioning of the parking space de- tection is researched using traffic wireless sensor networks. Describe the advantages of improving vehicle safety and efficiency of intelli- gent transportation based on wireless sensor network. First discuss the overall application of wireless sensor network technology in traffic road system, the current development of the wireless sensor network technology at home and abroad, and analyze it. And then discuss a general overview of the traffic and road sensor network system. After that, conduct an in-depth analysis of the vehicle wireless sensor net- work assisted positioning theory, and the data calculation. Finally, give a formula of the total time complexity of message transmission for vehicle sensor network broadcast protocol.

关 键 词：无线传感器网络 车位检测 时间复杂度 消息复杂度 

分 类 号：TP393[自动化与计算机技术—计算机应用技术]