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车载通信网中拓扑发现策略的研究与仿真
引用本文:李伟伟,郭晓新,陈轶.车载通信网中拓扑发现策略的研究与仿真[J].吉林大学学报(理学版),2011,49(4):717-722.
作者姓名:李伟伟  郭晓新  陈轶
作者单位:1. 昌吉学院 计算机工程系, 新疆 昌吉 831100,2. 重庆邮电大学 个人通信研究所, 重庆 400065
摘    要:基于车载通信网的运动规律, 提出一种车载通信网中基于分群机制的常驻代理网络拓扑发现策略(VCBRP), 并给出了相应的分群算法. 计算机仿真实验表明, VCBRP算法具有更强的负载均衡特性, 在高速环境下具有更低的时延和路由请求次数, 包的提交率也有一定程度的提高.

关 键 词:车载通信网    DSR协议    CBRP协议    群首    代理  
收稿时间:2010-12-29

Simulation of Smoke Animation with Complex Light on GPU
LI Wei-wei,GUO Xiao-xin,CHEN Yi.Simulation of Smoke Animation with Complex Light on GPU[J].Journal of Jilin University: Sci Ed,2011,49(4):717-722.
Authors:LI Wei-wei  GUO Xiao-xin  CHEN Yi
Institution:1. Department of Computer Engineering, Changji Institute, Changji 831100, Xinjiang Uygur Autonomous Region, China;2. Institute of Personal Communication, Chongqing University of Posts and Telecommunications, Chongqing 400065, China
Abstract:The authors analyzed the movement characteristics of vehicular communication network; proposed a cluster based network topology discovery strategy with resident agent in vehicular communications network (VCBRP); and provided the corresponding clustering algorithm. The proposed VCBRP protocol was compared with CBRP and DSR protocols through computer simulations. Simulationresults show that VCBRP algorithm has better performance in terms of load balancing, with lower end to end transmission delay and less route request times in high speed environment, and the packet delivery rate has improved to some extent.
Keywords:vehicle communications network  dynamic source routing protocol  cluster based routing protocol     cluster head  agent  
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