基于最小总功率的Ad-Hoc网络中继链路的功率分配
摘要
Ad-Hoc网络节点的能耗不仅决定其自身的生存周期,同时也影响整个网络的传输性能和覆盖范围。本文针对Ad-Hoc网络节点能耗问题,提出了一种基于最小总功率的中继链路功率分配方案。首先,在给定的系统最小传输速率下,确定接收端信噪比。然后,在系统保持一定中断概率的状态下,利用拉格朗日因子求解法,对功率进行优化配置。仿真结果表明:该方案可以有效的降低系统总功率的开销。
出处
《数据通信》
2015年第4期14-16,42,共4页
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