基于最优连通的WSNs的传输功率控制研究Research on optimal connectivity based transmission power control for wireless sensor networks
吴小博,梅晓仁
摘要(Abstract):
在维持节点间最优连通的情况下,通过调节传输功率降低能耗,提出基于学习自动机的功率控制(LAPC)算法。在LAPC算法中,每个节点装备了学习自动机,并将节点的传输功率范围作为自动机的连续动作集。每个阶段,在保证网络最优连通条件下,学习自动机尽可能选择低的传输功率,降低能耗,进而延长网络寿命。仿真结果表明,与同类算法相比,提出的LAPC算法在传输功率、归一化信噪比、控制消息开销和平均剩余能量四个方面的性能得到有效的提升。
关键词(KeyWords): 无线传感网络;连通;功率控制;学习自动机;传输功率;LAPC
基金项目(Foundation):
作者(Author): 吴小博,梅晓仁
DOI: 10.16652/j.issn.1004-373x.2018.11.005
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