通过高效的物理细胞身份分配来增强LTE和NR系统的性能
Samar I Farghaly1, Hala M Khayal2, Ibrahim M Algohary2
1Electronics and Electrical Communications Engineering Department, Faculty of Engineering, Tanta University, Tanta, Egypt. samar_farghaly@f-eng.tanta.edu.eg.
Scientific reports
|February 9, 2026
概括
在移动网络中优化物理细胞身份 (PCI) 是至关重要的. 先进的图形彩色和集群方法可以将PCI冲突降低高达80%,从而提高网络性能.
科学领域:
- 电信工程 电信工程 电信工程
- 网络优化 网络优化
- 无线通信系统无线通信系统
背景情况:
- 移动通信系统需要对物理细胞身份 (PCI) 进行高效管理,因为识别器池有限.
- 不当的PCI重复使用会导致网络问题,如干扰,交付失败和吞吐量减少.
研究的目的:
- 探索先进的自动化技术,以优化移动网络中的PCI分配.
- 为了最大限度地减少PCI冲突并提高整体网络性能.
主要方法:
- 网络建模为图形,细胞为顶点,干扰为边缘.
- 实现图形彩色算法 (例如,最大级别的第一个).
- 应用聚类方法 (例如,模糊的等级聚类) 和元启发方法 (例如,BRKG,ILP,DSATUR).
主要成果:
- 开发和评估PCI优化先进的自动化技术.
- 与传统方法相比,实现了身份冲突的显著减少,高达80%.
- 在信号质量,交付成功率和网络吞吐量方面取得了明显的改善.
结论:
- 先进的图形彩色,集群和元启发技术提供了卓越的PCI管理.
- 这些方法有效地导航复杂的解决方案空间,以获得接近最佳的PCI计划.
- 提出的技术显著提高了现代移动通信系统的性能.
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