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一种基于定向扩散的QoS路由算法

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摘要 提出了一种基于定向扩散的分布式能耗均衡QoS路由选择算法QRDD。QRDD基于路径节点最大最小剩余能量(MaxMPE)和最小跳数(MHC)信息得到梯度,组合利用这两类梯度来得到观测节点和有效传感节点间的多条可选路径,通过多路径路由支持路径的平滑切换,保证性能最优路径被选择,提供失效节点的路径修复和主动通告机制。网络仿真实验表明,QRDD能很好地支持不同业务的资源需求分配,可实现全网能耗均衡。
作者 常春波
机构地区 太原科技大学电子信息工程学院
出处 《广东通信技术》 2010年第12期67-70,共4页 Guangdong Communication Technology
基金 太原科技大学青年基金(20093012)
关键词 QOS路由 定向扩散 无线传感器网络
分类号 TN929.5 [电子电信—通信与信息系统]
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参考文献8

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广东通信技术
2010年 第12期

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