优先意识频谱管理用于车辆物联网中的 QoS 优化
Adeel Iqbal1, Tahir Khurshaid2, Yazdan Ahmad Qadri1
1School of Computer Science and Engineering, Yeungnam University, Gyeongsan-si 38541, Republic of Korea.
Sensors (Basel, Switzerland)
|September 19, 2025
概括
本研究介绍了车辆网络的优先级意识频谱管理 (PASM) 方案. PASM提高了智能运输系统中物联网 (IoT) 设备的频谱利用率和通信可靠性.
科学领域:
- 智能运输系统 智能运输系统
- 无线通信网络 无线通信网络
- 物联网 (IoT) 的物联网 (IoT) 的物联网.
背景情况:
- 车载物联网 (V-IoT) 网络面临着由于频谱有限和服务质量 (QoS) 需求多样化的原因,在提供稳定,低延迟和节能通信方面面临挑战.
- 高密度的路边单位和装有传感器的车辆的部署是下一代智能交通系统的特点.
- 现有的通信方法与V-IoT环境的异质性和容易延迟的性质作斗争.
研究的目的:
- 为基于物联网的车辆网络提出一个优先意识的频谱管理 (PASM) 方案.
- 在V-IoT网络中优化频谱利用,能源效率和吞吐量.
- 确保所有物联网设备的连续和可靠服务,无论优先级如何.
主要方法:
- 一个集成交织,底层和共存模式的动态频谱接入方案.
- 实施一个优先级意识的资源分配算法.
- 使用连续时间马尔科夫链 (CTMC) 模型进行分析,以评估各种网络负载下的性能.
主要成果:
- 与传统方法相比,PASM方案显示了更好的频谱效率和吞吐量.
- 观察到显著减少延迟和提高服务质量 (QoS) 合规性.
- 该算法有效地管理资源,优先考虑设备以确保可靠的服务.
结论:
- 拟议的优先意识频谱管理 (PASM) 方案是动态V-IoT环境的可扩展和有效解决方案.
- PASM 解决了有限的频谱资源和多样化的 QoS 要求所带来的挑战.
- 这些发现支持通过优化V-IoT通信来推进智能交通系统的发展.
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