定制的毫米波频道模型用于增强下一代无人机辅助物联网网络
Faisal Altheeb1, Ibrahim Elshafiey1, Majid Altamimi1
1Electrical Engineering Department, King Saud University, Riyadh 12372, Saudi Arabia.
Sensors (Basel, Switzerland)
|March 13, 2024
概括
使用毫米波波段优化3D物联网网络需要精确的通道建模. 本研究介绍了一种基于几何学的模型,可以显著改善道质量指标和密集城市环境中的吞吐量预测.
科学领域:
- 无线通信无线通信
- 物联网 (IoT) 的物联网 (IoT) 的物联网.
- 网络工程 网络工程
背景情况:
- 下一代物联网 (IoT) 应用需要先进的通信技术,如毫米波 (mmWave) 波段和3D网络.
- 无人机可以增强物联网节点的视线连接 (LoS),减轻毫米波路径损失.
- 在3D物联网网络中可靠的通信,特别是在密集的城市地区,需要系统优化.
研究的目的:
- 开发和验证基于几何的随机通道模型,用于在毫米波频段运行的3D物联网网络.
- 评估环境几何学对通道配置和通信性能的影响.
- 与标准通道模型相比,量化拟议模型提供的精度改进.
主要方法:
- 实现基于几何学的随机道模型,定制集群延迟线 (CDL) 道配置文件.
- 使用高密度城市地区实际地图进行模拟验证.
- 对道质量指标 (CQI) 和下行链路 (DL) 吞吐量进行分析.
主要成果:
- 由于环境几何学效应,标准通道模型可以在CQI预测中引入超过50%的错误.
- 拟议的基于几何学的模型提供了更现实的性能评估.
- 在无线通道和网络性能 (CQI和DL吞吐量) 中量化了显著的准确性改进.
结论:
- 精确的道建模对于优化复杂的城市环境中的3D物联网网络至关重要.
- 拟议的基于几何的随机通道模型提高了物联网mmWave通信的可靠性和性能.
- 这项研究提供了一种全面的方法,用于在密集的城市3D物联网部署中实现现实的系统设计和性能评估.
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