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基于路段连通性和方向转发策略的机会路由协议

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摘要 文章针对车载自组织网络中由于道路拓扑的限制以及障碍物的存在导致车辆节点互相隐藏,造成的网络频繁连接中断的问题,综合考虑车辆位置、方向和速度、车辆密度信息,利用十字路口路段连通性和方向转发策略选择下一跳,提出了基于路段连通性和方向转发策略的车载机会路由协议。由仿真结果可知,在城市场景中,尤其当车辆节点比较稀疏时,本协议相比GPSR和GPCR协议具有更高的包投递率和较低的平均端到端传输时延。
作者 贾珍梅 金纯
机构地区 重庆邮电大学
出处 《广东通信技术》 2014年第3期18-22,共5页 Guangdong Communication Technology
基金 特种设备安全监测与保障系统(cstc2012gg-yyjs0631)
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