基于强化学习的资源分配方案NR-V2X Sidelink的联合通信和传感
Zihan Li1, Ping Wang1, Yamin Shen1
1College of Information Science and Technology, Donghua University, Shanghai 201620, China.
Sensors (Basel, Switzerland)
|January 25, 2025
概括
联合通信和传感 (JCS) 集成了6G网络的通信和传感. 一个新的连续碰撞减缓半持久调度 (CCM-SPS) 方案提高了侧链 JCS 系统的性能.
科学领域:
- 电信工程 电信工程 电信工程
- 无线通信系统无线通信系统
- 信号处理 信号处理
背景情况:
- 联合通信和传感 (JCS) 是6G的一个关键趋势,利用共享频谱和硬件进行通信和传感.
- 现有的NR-V2X侧链标准支持直接通信,但由于相互矛盾的要求,当扩展到JCS时面临挑战.
- 雷达传感准确性和通信可靠性通常会受到边际JCS和有限频谱的损害.
研究的目的:
- 为全双联侧链JCS系统提出一个新的调度方案.
- 为了应对分布式资源分配的挑战,并减轻绩效冲突.
- 提高车辆网络中综合通信和传感的性能.
主要方法:
- 引入了一个连续碰撞减缓半持久调度 (CCM-SPS) 方案.
- 该方案包含碰撞检测和Q学习训练阶段,以最大限度地降低碰撞概率.
- 使用克拉梅尔-拉奥下限 (CRLB) 进行理论性能分析.
主要成果:
- 拟议的CCM-SPS方案在与现有解决方案相比显示出更高的性能.
- 评估了包括CRLB,包接收率 (PRR) 和未检测到目标概率 (UD) 在内的关键性能指标.
- 模拟结果验证了CCM-SPS方案在抑制碰撞概率方面的有效性.
结论:
- 该CCM-SPS计划有效地克服了在JCS旁边的业绩冲突.
- 拟议的方法显示了先进驾驶辅助系统 (ADAS) 和自动驾驶汽车的有希望的应用前景.
- 这项工作有助于为未来的无线网络推进综合通信和传感技术.
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