在5G通信系统中对光束成形技术和光束管理进行比较分析
Cristina Maria Andras1, Gordana Barb1, Marius Otesteanu1
1Department of Communications, Politehnica University of Timisoara, 300006 Timisoara, Romania.
Sensors (Basel, Switzerland)
|August 14, 2025
概括
5G新无线电 (NR) 束形和束管理对于高光谱效率至关重要. 同步信号块 (SSB) 的光谱分析优化了5G部署中的初始访问和细胞识别.
科学领域:
- 电气工程 电气工程
- 计算机科学 计算机科学
- 电信 电信服务 电信服务 电信服务
背景情况:
- 5G技术提供了高数据速率和低延迟的增强无线通信.
- 波束成型是提高5G信号质量和光谱效率的关键技术.
- 光束管理 (BM) 程序对于维持基站 (gNodeB) 和用户设备 (UE) 之间的最佳连接至关重要.
研究的目的:
- 在5G新无线电 (NR) 架构中对光束成形技术进行分类.
- 调查5G中的1层和2层光束管理程序.
- 在各种部署场景下分析同步信号块 (SSB) 的光谱谱图.
主要方法:
- 基于5G NR实施的光束成形技术的分类.
- 研究用于动态链路配置的光束管理程序.
- 跨不同参数的SSB的光谱谱图分析,如子载波间距 (SCS) 和频段.
主要成果:
- 该研究对5G NR中使用的各种束形技术进行了分类.
- 分析揭示了SCS,频段和SSB数量如何影响光谱占用和同步.
- 谱图说明了5G时频结构对同步信号性能的影响.
结论:
- 束形和束管理是5G性能的基础.
- 了解SSB的光谱特征是优化初始访问和光束跟踪的关键,特别是在FR2.
- 这些发现为提高5G网络效率和可靠性提供了技术基础.
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