吉林大学学报(工学版) ›› 2015, Vol. 45 ›› Issue (6): 1961-1973.doi: 10.13229/j.cnki.jdxbgxb201506033
宋晓莹1, 温涛1,2, 郭权2, 张冬青1, 盛刚1
SONG Xiao-ying1, WEN Tao1,2, GUO Quan2, ZHANG Dong-qing1, SHENG Gang1
摘要: 针对无线传感器网络的能量空洞问题,提出了一种具有最优簇规模的无线传感器网络不等簇的数据收集协议(UCPOCS)。首先,UCPOCS协议运用定时广播代替传统的消息协商机制竞选簇首。其次,利用候选簇首的位置信息从理论上获得最优簇半径对网络进行不等簇的划分。然后,簇首间多跳路由机制根据其相邻簇首的剩余能量等3种信息选择其中继节点,使UCPOCS能够适用于均匀和非均匀节点分布情况。最后,仿真结果表明UCPOCS协议能够有效地均衡网络能量消耗,延长网络寿命。
中图分类号:
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