无线传感器网络分簇路由协议研究

Research on clustering routing protocol for wireless sensor networks

在无线传感器网络中,分簇型路由在路由协议中占据重要的地位,该协议方便拓扑结构管理,能源利用率高,数据融合简单。文章从簇头生成、簇形成和簇路由3个角度对典型的分簇路由算法LEACH,HEED,EEUC,PEGASIS进行了系统描述,从网络生命周期和节点存活数量等方面,对比了其优缺点,结合该领域的研究现状,指出了未来研究的方向。

In wireless sensor networks,clustering routing plays an important role in routing protocol,which is convenient for topology management,high energy efficiency and simple data fusion.In this paper,LEACH,HEED,EEUC,PEGASIS,which are typical clustering routing algorithms,are systematically described from three aspects of cluster head generation,cluster formation and cluster routing.The advantages and disadvantages of LEACH,HEED,EEUC,PEGASIS are compared from the aspects of network life cycle and node survival number.Combined with the research status in this field,the future research direction is pointed out.