摘要
对卫星通信信道传感器网络的空间节点资源优化控制可以提高卫星通信网络资源的利用率,节省卫星通信网络开销,提高卫星通信传输吞吐能力。提出一种基于稀疏分布的空间节点资源循环迭代控制算法,通过构建空间节点资源的稀疏化控制矩阵,得到最大偏离调度控制量,采用循环迭代思想实现对空间节点资源的循环迭代控制。实现WSN空间节点资源控制模型的设计,构建WSN空间资源任务节点信息表征,得到WSN网络空间状态的最小正特征带状的连接权值,实现对卫星通信WSN网络的空间节点资源循环迭代控制算法的改进。仿真实验结果表明,该算法能提高卫星通信网络资源的利用率,节省卫星通信网络开销,WSN通信节点具有较好的数据吞吐性能,资源分配和控制效果达到最佳状态,展示了其优越性能。
Spatial node resources optimization control can improve the utilization of resources in satellite communication network, the rate of satellite communication channel can improved in sensor network, it can save the satellite communication network overhead, increase the throughput capacity of satellite communication. A space node resources circulation iter- ative control algorithm is proposed based on sparse distribution. The parse control node matrix is constructed for node resources control, maximum deviation control is obtained, the iteration space node resource control is obtained based on iterative idea. WSN space node resource control model is designed, WSN space resource task node information and connection weights are designed, and minimum positive characteristic banded WSN network space state is obtained, the improved cir- culation space node resources iterative control algorithm is improved. The simulation results show that, the algorithm can improve the utilization rate of resource satellite communication network, save the satellite communication network overhead, WSN communication node has better data throughput performance, resource allocation and control effect achieve the best state, its superior performance is proved.
出处
《科技通报》
北大核心
2015年第8期183-185,共3页
Bulletin of Science and Technology
关键词
卫星通信
稀疏分布
传感器网络
资源调度
satellite communications
sparse distribution
sensor network
resource scheduling
