[1] Xie H R, Zhan Y F, Zeng G M, et al.LEO mega-constellations for 6G global coverage: Challenges and opportunities[J]. IEEE Access, 2021, 9: 164223-164244. DOI:10.1109/ACCESS.2021.3133301 [2] 刘宇婷, 田丰, 李国通. 一种高效的低轨卫星网络反向缝建链策略[J]. 中国科学院大学学报, 2023, 40(2): 240-249. DOI:10.7523/j.ucas.2021.0039 [3] 刘婉莹, 夏师懿, 姜泉江, 等. 低轨卫星网络基于跳波束的资源调度算法[J].中国科学院大学学报, 2020, 37(6):805-813. DOI:10.7523/j.issn.2095-6134.2020.06.012 [4] Liu A R, Xiong Y Q, Hui J J, et al.Research on starlink ephemeris published by SpaceX[J]. Chinese Astronomy and Astrophysics, 2025, 49(1): 193-218. DOI: 10.1016/j.chinastron.2025.03.005. [5] Pachler N, Del Portillo I, Crawley E F, et al.An updated comparison of four low earth orbit satellite constellation systems to provide global broadband[C]//2021 IEEE International Conference on Communications Workshops (ICC Workshops). June 14-23, 2021. Montreal, QC, Canada. IEEE, 2021: 1-7. DOI:10.1109/ICCWorkshops50388.2021.9473799. [6] 吕春东, 王佳, 闫飞. 应用STK工具的BDS仿真分析[J]. 导航定位学报, 2018, 6(2):82-86. DOI:10.16547/j.cnki.10-1096.20180215. [7] 王乾, 谢超, 董晶晶, 等. 基于STK软件的GPS M码卫星星座服务性能仿真分析[C]//第十二届中国卫星导航年会论文集——S03 导航信号与信号处理. 南昌, 2021: 134-137. DOI:10.26914/c.cnkihy.2021.002378. [8] 陈心兰. 北斗卫星导航系统空间段和地面段数据集成与星地信息可视化[D]. 上海: 华东师范大学, 2020. DOI: 10.27149/d.cnki.ghdsu.2020.000234. [9] 蔡熙, 许承东, 宋丹. 多星座GNSS卫星轨道模型简化方法研究[J]. 北京理工大学学报, 2014, 34(8): 819-823. DOI:10.15918/j.tbit1001-0645.2014.08.030. [10] Campello R J G B, Moulavi D, Sander J. Density-based clustering based on hierarchical density estimates[C]//Advances in Knowledge Discovery and Data Mining. Berlin, Heidelberg: Springer Berlin Heidelberg, 2013: 160-172. DOI: 10.1007/978-3-642-37456-2_14. [11] 谢钢. GPS原理与接收机设计[M]. 北京: 电子工业出版社, 2017. [12] 郑鹏飞, 陈宏宇, 郭崇滨. 低轨巨型链形星座解析设计及效能分析[J]. 西北工业大学学报, 2022, 40(1): 148-157. DOI: 10.3969/j.issn.1000-2758.2022.01.019. [13] Yang Y H, Wu X D, Li J M, et al.Configuration design method of mega constellation for low earth orbit observation[J]. Space: Science & Technology, 2024, 4: 175. DOI: 10.34133/space.0175. [14] Kak A, Akyildiz I F.Designing large-scale constellations for the Internet of space things with CubeSats[J]. IEEE Internet of Things Journal, 2021, 8(3): 1749-1768. DOI: 10.1109/JIOT.2020.3016889. [15] Rousseeuw P J.Silhouettes: A graphical aid to the interpretation and validation of cluster analysis[J]. Journal of Computational and Applied Mathematics, 1987, 20: 53-65. DOI: 10.1016/0377-0427(87)90125-7. [16] Calinski T, Harabasz J.A dendrite method for cluster analysis[J]. Communications in Statistics - Theory and Methods, 1974, 3(1): 780133830. DOI: 10.1080/03610927408827101. |