提高城市通信的可靠性和效率:无人机,智能反射表面和深度学习技术
1Hunan Post And Telecommunication College, Hunan Changsha, 410015, China.
Heliyon
|June 24, 2024
概括
本研究介绍了与智能反射表面 (IRS) 集成的无人机通信系统的3D动态通道模型. 它通过使用人工智能驱动的通道跟踪来提高无线网络的可靠性和城市地区的覆盖率.
科学领域:
- 无线通信无线通信
- 空中网络 空中网络
- 信号处理 信号处理
背景情况:
- 无人驾驶飞行器 (UAV) 提供了通过视线 (LoS) 链路改进无线通信的潜力.
- 城市环境由于建筑物和树木等障碍物阻碍了LoS连接.
- 智能反射表面 (IRS) 可以通过反射信号来创建虚拟的LoS路径,提高网络可靠性和覆盖范围.
研究的目的:
- 开发一个三维的动态通道模型,用于UAV辅助的通信系统,包括IRS.
- 提出一种先进的道跟踪方法,利用深度学习和人工智能.
- 评估IRS集成的无人机通信系统的性能.
主要方法:
- 为UAV-IRS系统开发了一个3D动态通道模型.
- 实施了深度学习方法,用于使用深度神经网络进行初步通道估计.
- 采用堆叠双向长期和短期记忆 (Bi-LSTM) 模型进行连续通道监控.
- 进行模拟以评估系统性能.
主要成果:
- 拟议的道跟踪方法与现有方法相比,显示出更快的趋同.
- 综合系统在提高通信可靠性和覆盖率方面表现出卓越的表现.
- 人工智能驱动的技术有效地管理了UAV-IRS网络中的动态通道条件.
结论:
- 将IRS集成到无人机支持的通信系统中,可以显著提高网络的可靠性和效率.
- 这种基于人工智能的道跟踪方法对动态无人机通信环境非常有效.
- 这项研究为未来的智能空中通信网络提供了坚实的框架.
相关概念视频
Errors in Global Positioning System
44
Global Positioning System (GPS) technology has revolutionized navigation and positioning, but its accuracy is often compromised by various errors. These errors, stemming from environmental, satellite, and receiver-related factors, require careful mitigation to ensure reliable performance across applications.Atmospheric ErrorsGPS signals travel through the Earth’s ionosphere and troposphere, introducing delays which affect accuracy. The ionosphere is strongly influenced by charged particles,...
44
Field Application of Global Positioning System
42
The Global Positioning System (GPS) has become an indispensable tool in fieldwork, offering unparalleled precision and efficiency for surveying, navigation, and infrastructure development. By harnessing signals from a constellation of satellites, GPS receivers determine the location of objects with remarkable speed and accuracy, often completing calculations within a second.Advantages of Modern GPS TechnologyContemporary GPS receivers are designed to meet the practical demands of field...
42


