在综合卫星-地面网络中基于光束跳跃的资源分配.
Mengying Zhang1,2, Xiumei Yang1,2, Zhiyong Bu1,2,3
1Shanghai Institute of Microsystem and Information Technology, Chinese Academy of Sciences, Shanghai 200050, China.
Sensors (Basel, Switzerland)
|July 27, 2024
概括
本研究介绍了使用光束跳转技术的综合卫星-地面网络 (ISTNs) 的资源分配算法. 拟议的方法在下一代通信系统中提高频谱效率和用户公平性.
科学领域:
- * 下一代通信网络是下一代通信网络
- * 综合卫星-地面网络 (ISTN)
背景情况:
- * 频谱资源稀缺和流量需求不均,挑战了无处不在的连接.
- * 综合卫星-地面网络 (ISTNs) 为高数据速率连接提供了解决方案.
- * 波束跳转 (BH) 技术可实现灵活的调度,用于共享频谱使用.
研究的目的:
- *为共享频段的ISTN开发资源分配算法.
- *为了提高频谱的效率和用户在ISTN中的公平性.
- * 解决卫星和地面系统之间的共同通道干扰问题.
主要方法:
- * 制定两个资源分配问题:最大化加权总量容量 (MWSC) 和最大化最低容量与需求比率 (MMCDR).
- * 重构问题以混合整数线性编程 (MILP) 为最佳解决方案.
- *为MWSC和MMCDR开发两个贪的次优算法,以减少计算复杂性.
主要成果:
- *动态保护区有效减轻共同通道干扰.
- * 拟议的算法与传统方法相比,可以实现更高的频谱效率.
- *算法确保卫星和地面系统之间的公平性.
- *贪的算法表现出与复杂性显著降低的最佳解决方案相当的性能.
结论:
- *开发的资源分配算法对ISTN有效.
- *光束跳转技术提高了集成网络中的频谱效率和公平性.
- *贪算法为ISTN中的资源管理提供了一种实用且高效的方法.
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