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单向Ad_Hoc移动网络的QoS路由协议
引用本文:陈年生,李腊元,孙强.单向Ad_Hoc移动网络的QoS路由协议[J].计算机工程,2005,31(18):25-27,30.
作者姓名:陈年生  李腊元  孙强
作者单位:武汉理工大学计算机学院,武汉,430063;湖北师范学院计算机系,黄石435002;武汉理工大学计算机学院,武汉,430063
基金项目:国家自然科学基金资助项目(60172035,90304018);湖北省教育厅重大项目(2003 Z 001);湖北师范学院重点项目(2003A23)
摘    要:针对Ad_Hoc移动网络的特点,提出了一种支持单向Ad_Hoc移动网络,并且具有QoS控制的路由协议QRUA,该协议充分考虑了网络存在的单向链路,利用邻接主机之间的上游主机表UT来选择满足延时和带宽要求的路由,从而可以适应特定环境下单向Ad_Hoc移动网络的QoS应用需求.模拟仿真说明,QRUA协议不但支持单向链路,同时在路由负载以及包传输率等方面具有一定的优势.

关 键 词:Ad_Hoc移动网络  单向网络  QoS路由  路由协议
文章编号:1000-3428(2005)18-0025-03
收稿时间:2004-08-05
修稿时间:2004-08-05

A QoS Routing Protocol for Ad_Hoc Mobile Networks with Unidirectional Links
Chen Niansheng,LI Layuan,SUN Qiang.A QoS Routing Protocol for Ad_Hoc Mobile Networks with Unidirectional Links[J].Computer Engineering,2005,31(18):25-27,30.
Authors:Chen Niansheng  LI Layuan  SUN Qiang
Affiliation:1.School of Computer Science, Wuhan University of Technology, Wuhan 430063; 2.Department of Computer Science, Hubei Normal University, Huangshi 435002
Abstract:Aquality of service (QoS) routing based on unidirectional Ad-hoc (QRUA) protocol which can support QoS controlled routing is given to satisfy the demands of Ad-hoc networks with unidirectional links.Through using upper table (UT) between adjoining hosts to choose the route with the limitation of bandwidth and delays,the QRUA can perform well in the scenarios of Ad-hoc networks with unidirectional links.The simulated performance of the QRUA is done and reported.The result shows that QRUA can not only work well in the environment of Ad-hoc networks with unidirectional links,but also has some advantages both in deceasing the network overhead and increasing the efficiency of packet transmissions.
Keywords:Ad_hoc mobile network  Unidirectional network  QoS routing  Routing protocol
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