专题:6G空间互联网面向低轨卫星网络的组网关键技术综述蒋瑞红1,冯一哲1,孙耀华1,郑海娜2(1.北京邮电大学网络与交换技术国家重点实验室,北京100876;2.华为技术有限公司,广东深圳518129)摘要:随着信息通信技术的不断发展,人类对于扩大网络覆盖范围和降低通信时延的要求越来越高。低轨卫星网络是一种利用轨道高度较低的卫星构建的网络体系,具有覆盖范围广、通信时延低等优势。基于此,首先概述了低轨卫星网络的国内外发展现状及其组网所面临的挑战,进一步阐述了低轨卫星网络组网关键技术难点及建议,最后结合分布式、博弈论和人工智能等方法,对潜在可行的低轨卫星组网方案进行了探讨。关键词:低轨卫星组网技术;人工智能;博弈论;6G空间互联网中图分类号:TP393文献标志码:Adoi:10.11959/j.issn.1000–0801.2023032AsurveyonnetworkingkeytechnologiesforLEOsatellitenetworkJIANGRuihong1,FENGYizhe1,SUNYaohua1,ZHENGHaina21.StateKeyLaboratoryofNetworkingandSwitchingTechnology,BeijingUniversityofPostsandTelecommunications,Beijing100876,China2.HuaweiTechnologiesCo.,Ltd.,Shenzhen518129,ChinaAbstract:Withthecontinuousdevelopmentofinformationandcommunicationtechnology,therequirementsforex-pandingnetworkcoverageandreducingcommunicationdelayarebecominghigherandhigher.Lowearthorbit(LEO)satellitenetworking,asanetworksystemconstructedbysatelliteswithloworbitalaltitudes,hastheadvantagesofwidecoverageandsmallcommunicationdelay.Firstly,thedevelopmentstatusofLEOsatellitenetworkaroundandthechallengesfacedbyLEOsatellitenetworkingweresummarized.Then,thekeytechnicaldifficultiesandsugges-tionsofLEOsatellitenetworkingweredescribed.Finally,somepotentiallyfeasibleLEOsatellitenetworkingschemeswerediscussed,combinedwiththetheoryandmethodsofdistribution,gameandartificialintelligence.Keywords:LEOsatellitenetworkingtechnology,artificialintelligence,gametheory,6GspaceInternet收稿日期:2023-01-15;修回日期:2023-02-13通信作者:孙耀华,sunyaohua@bupt.edu.cn基金项目:国家重点研发计划项目(No.2022YFB2902600);北京市新一代信息通信技术创新项目(No.Z211100004421017);中国通信学会青年人才托举项目(No.2021QNRC001)FoundationItems:TheNationalKeyRese...