计算机科学 ›› 2018, Vol. 45 ›› Issue (11): 60-65.doi: 10.11896/j.issn.1002-137X.2018.11.007
所属专题: 网络通信
陈战胜1,2, 沈鸿3,4
CHEN Zhan-sheng1,2, SHEN Hong3,4
摘要: 针对WSNs路由协议中链路通信负载不均引发的能量空洞问题,提出一种基于虚拟网格的动态聚簇策略IDCS和考虑数据转发延迟的最大化网络生命周期的动态负载均衡路由算法DCDLB。IDCS依据节点的通信半径将网络划分成若干虚拟网格,采用考虑节点能量和位置因素的分布式簇首选举策略,并引入基于簇首能量水平的动态簇首轮换机制。DCDLB综合考虑簇首间能耗均衡和数据多跳转发延迟来构建路由,实现网络生命周期的最大化。实验结果表明,DCDLB路由算法在延长网络生命周期和降低数据转发延迟方面优于LEACH,HEED和CRVB路由算法。
中图分类号:
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