第2卷第1期Vol.2No.12023年2月JournalofArmyEngineeringUniversityofPLAFeb.2023超密集6G网络中的高效频谱资源共享方法张凌瑄1,隋元松2,石芳3(1.陆军参谋部,北京100000;2.陆军工程大学,江苏南京210007;3.陆军装备部,山东青岛266000)摘要:面对6G网络中用户密集化分布、频谱资源有限和分布式决策等挑战,提出了一种基于多维超图博弈的频谱资源共享方法。首先,根据6G网络太赫兹通信特点,设计了多维超图干扰模型,包括同频直接干扰、累计干扰和邻频干扰,通过降低多维干扰值以提升网络吞吐量。为实现分布式决策,将问题建模为超图博弈,并证明该博弈为势能博弈,至少存在一个纳什均衡点。然后,设计了基于同步最优响应的分布式频谱决策方法,求解频谱分配策略。仿真表明,所提的多维超图博弈实现了6G环境下分布式的频谱共享,与传统超图博弈方法相比,进一步降低了用户间的干扰水平,网络吞吐量大幅提升。关键词:6G网络;频谱共享;太赫兹通信;多维超图;博弈论中图分类号:TN929.5DOI:10.12018/j.issn.2097-0730.20220902005EfficientSpectrumResourceSharingMethodinHyperdense6GNetworkZHANGLingxuan1,SUIYuansong2,SHIFang3(1.ArmyStaff,Beijing100000,China;2.ArmyEngineeringUniversityofPLA,Nanjing210007,China;3.ArmyEquipmentDepartment,Qingdao266000,China)Abstract:Aimingatthechallengessuchashyperdensedistributionofusers,limitedspectrumre-sourcesanddistributeddecision-makingon6Gnetwork,aspectrumresourcesharingmethodbasedonmulti-dimensionalhypergraphgameisproposed.Firstly,accordingtothecharacteristicsoftheterahertzcommunicationson6Gnetwork,amulti-dimensionalhypergraphinterferencemodelwasdesigned,inclu-dingco-channeldirectinterference,co-channelaccumulatedinterferenceandadjacentchannelinterference.Themulti-dimensionalinterferencevaluewasreducedtoimprovethethroughputofthenetwork.Inordertorealizedistributeddecisionmaking,theproblemwasmodeledasahypergraphgame,whichwasprovedtobeapotentialgameandhadatleastoneNashequilibrium.Then,adistributedspectrumdecisionmeth-odbasedonconcurrenthighestresponsewasdesignedtosolvetheoptimalspectrumallocationstrategy.Thesimulationresultsshowthattheproposedmulti-dimensionalhypergraphgamehasachievedthedis-tributedspectrumsharingin6Genvironment.Co...
