Channel resources management strategy for multi-layer satellite network

被引:1
|
作者
Zhou J. [1 ,2 ]
Sun L. [1 ,2 ]
Han C. [1 ,2 ]
Guo X. [1 ,2 ]
Wang J. [1 ,2 ]
机构
[1] School of Computer, Nanjing University of Posts and Telecommunications, Nanjing
[2] Jiangsu High Technology Research Key Laboratory for Wireless Sensor Networks, Nanjing
关键词
ARIMA model; Channel resources management; Degraded factor; Game model; Multi-layer satellite network;
D O I
10.3969/j.issn.1001-506X.2017.08.27
中图分类号
学科分类号
摘要
The characteristics of multi-layer satellite are complex structure and limited channel resources. Efficient management of channel resources in multi-layer satellite can improve the work efficiency of the entire satellite system. Therefore, a channel resources management strategy for multi-layer satellite is proposed. To deal with the problem of channel resources management in LEO/MEO/GEO satellite networks, the priorities are classified by the traffic type firstly. Secondly, the users of new caller traffic in the cell are predicted based on the autoregressive integrated moving average (ARIMA) model. Thirdly, the access layer is chosen according to the predicted users and residual channel bandwidth. Then, the game model is used to determine whether users access or not. Finally, the degraded users are chosen by the degraded factor to release channel bandwidth. The simulation results prove that this strategy can reduce the whole blocking rate and improve the whole utility. © 2017, Editorial Office of Systems Engineering and Electronics. All right reserved.
引用
收藏
页码:1857 / 1863
页数:6
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