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一种适用于WiFiMesh网络的AODV改进路由协议

DOI: 10.13190/jbupt.200704.120.086, PP. 120-124

Keywords: 无线Mesh网络,移动Ad,hoc网络,Ad,hoc按需距离矢量,路由协议,多速率

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Abstract:

提出了一种利用wirelessfidelity(WiFi)Mesh网络中多传输范围、多速率特性的路由算法.这种算法引进了跨层设计思想,利用IEEE802.11的自适应速率切换机制,节点建立路由时以物理层的数据传输速率作为判据,速率相同时则选择跳数少的路径.提出了通过调整发射功率实现在不同速率下选择路径的方法.利用这种算法改进了Adhoc按需距离矢量(AODV)路由协议,提出WiFi-AODV路由算法.仿真分析表明,该路由算法能建立一条数据速率高、传输时延小、系统吞吐量大的路由.

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