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移动Adhoc网络中改进的动态源路由算法研究
引用本文:苗建松,孙丹丹,丁炜.移动Adhoc网络中改进的动态源路由算法研究[J].电子科技大学学报(社会科学版),2008(1).
作者姓名:苗建松  孙丹丹  丁炜
作者单位:北京邮电大学继续教育学院 北京海淀区100876(苗建松,丁炜),北京邮电大学电子工程学院 北京海淀区100876(孙丹丹)
基金项目:国家自然科学基金(60372101)
摘    要:实时多媒体业务的普及使得提供QoS保证成为移动自组网研究的热点问题。然而移动节点的自由移动和拓扑动态变化,经常造成已经建立的路径断开而需重构路由,造成通信中断和较大的时延与抖动。该文提出了一种改进的动态源路由协议,采用链路状态探测的方法,找到一条最稳定的路径并在通信过程中实时监测路径状态变化,及时进行软切换,有效降低通信中断的概率,从而提供服务质量保证。

关 键 词:动态源路由  移动自组网  路径稳定性  服务质量

Improved Dynamic Source Routing Algorithm in Mobile Ad hoc Networks
MIAO Jian-song,SUN Dan-dan,DING Wei.Improved Dynamic Source Routing Algorithm in Mobile Ad hoc Networks[J].Journal of University of Electronic Science and Technology of China(Social Sciences Edition),2008(1).
Authors:MIAO Jian-song  SUN Dan-dan  DING Wei
Institution:MIAO Jian-song1,SUN Dan-dan2,DING Wei1
Abstract:With the popularization of real time multimedia services,how to provide quality of service(QoS) support has become a hot point of mobile Ad hoc network(MANET) researches.However,the established path is often disconnected because of the mobility of nodes and dynamic topology.In this paper,an improved dynamic source routing protocol is proposed.This routing protocol tries to find a stable path between source and destination,and supervise the state of path by real time link detection to reduce the probability of communication discontinuity and provide QoS support by soft path switching.
Keywords:dynamic source routing  mobile Ad hoc network  path stability  quality of service
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