RC-LAHR:软件定义的车辆特设网络的路边单位辅助基于云的位置感知混合路由
Manish Kumar1, Ram Shringar Raw2
1Department of Computer Science and Engineering, University School of Information, Communication and Technology, Guru Gobind Singh Indraprastha University, Dwarka, New Delhi 110078, India.
Sensors (Basel, Switzerland)
|February 24, 2024
概括
这项研究引入了一个新的路由协议RC-LAHR,以改善车辆特设网络 (VANET) 中的消息传输. 它提高了可靠性,并减少了尽管硬件差异和网络变化延迟.
科学领域:
- 计算机科学 计算机科学
- 网络化 网络化 网络化
- 汽车技术 汽车技术
背景情况:
- 由于频繁的拓变化,车载特设网络 (VANET) 面临通信可靠性的挑战.
- 不同制造商的车辆之间的硬件异质性进一步复杂化了VANET中的消息传播.
研究的目的:
- 提出一个强大的路由协议,以在VANET中提供可靠,可扩展和对异质性耐受的消息传播.
- 在动态和多样化的车辆环境中解决现有协议的局限性.
主要方法:
- 为SD-VANET引入使用软件定义网络 (SDN) 原则的混合层次架构.
- 开发一个路边单位 (RSU) 辅助的基于云的位置感知混合路由协议 (RC-LAHR).
- 基于数据包交付比率 (PDR) 和端到端延迟 (EED) 的性能评估,与GPSR和OPBR进行比较.
主要成果:
- 与贪的周边无国籍路由 (GPSR) 和机会性和基于位置的路由 (OPBR) 相比,RC-LAHR显示出了显著的改进.
- 端到端延迟 (EED) 减少了20%,包裹交付比率 (PDR) 增加了30%.
- 与现有协议相比,网络可靠性增加了多达5%.
结论:
- 拟议的RC-LAHR协议有效地增强了VANET中的消息传播.
- SDN原则和RSU辅助的云集成有助于为SD-VANET提供更强大,更有效的路由解决方案.
- RC-LAHR提供了一种有希望的方法来克服车辆网络中的异质性和可靠性问题.
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