计算机科学 ›› 2013, Vol. 40 ›› Issue (12): 166-168.
顾云丽,徐昕,侯荣涛,杜杰,钱焕延,梅园
GU Yun-li,XU Xin,HOU Rong-tao,DU Jie,QIAN Huan-yan and MEI Yuan
摘要: 传统基于移动Sink的无线传感器网络(WSN)路由协议,在Sink移动过程中需时时散播位置信息,能耗开销巨大。针对该问题提出一种基于预测路由机制的移动Sink WSN任播路由协议(ARPMS)。在ARPMS中,Sink只在移动速度或方向发生改变时才需散播其移动信息,而传感器节点可以计算(预测)Sink的当前和将来位置并选择能耗效率最高的Sink作为任播目标。Sink由于无需时时散播其位置信息,因此节省大量能耗开销。仿真实验数据表明,相比于ALURP协议,ARPMS在能耗效率上性能更佳(223%~462%)。
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