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High Throughput Route Selection in Multi-rate Wireless Mesh Networks
  • 时间:0
  • 分类:TN925.93[电子电信—通信与信息系统;电子电信—信息与通信工程]
  • 作者机构:[1]Personal Communication Networks Computer Aided Design Center, School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing 100876, China
  • 相关基金:Acknowledgements This work is supported by the National Natural Science Foundation of China (60572119), Ericsson Company.
  • 相关项目:下一代移动通信系统中网络融合的理论和关键技术研究
中文摘要:

最存在的特定的路由协议与一个 hop 计数度量标准使用最短的路径算法选择路径。它在单个率的无线网络是适当的,但是有一个趋势选择包含在多率网络有低数据率和减少的可靠性的长途的连接的路径。这篇文章介绍在网孔联网的无线忠实(WiFi ) 利用多率能力和一些网孔特征的一个高产量路由算法。它使用中等存取控制(MAC ) 传播作为路由度量标准预定,它被从物理层拒绝的信息估计。当建议算法被采用时,特定的按需的距离向量(AODV ) 路由能作为高产量 AODV (HT-AODV ) 被改进。模拟结果证明 HT-AODV 能够建立让高数据率,短端对端的延期和伟人联网产量的一条线路。

英文摘要:

Most existing Ad-hoc routing protocols use the shortest path algorithm with a hop count metric to select paths. It is appropriate in single-rate wireless networks, but has a tendency to select paths containing long-distance links that have low data rates and reduced reliability in multi-rate networks. This article introduces a high throughput routing algorithm utilizing the multi-rate capability and some mesh characteristics in wireless fidelity (WiFi) mesh networks. It uses the medium access control (MAC) transmission time as the routing metric, which is estimated by the information passed up from the physical layer. When the proposed algorithm is adopted, the Ad-hoc on-demand distance vector (AODV) routing can be improved as high throughput AODV (HT-AODV). Simulation results show that HT-AODV is capable of establishing a route that has high data-rate, short end-to-end delay and great network throughput.

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