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LEO卫星通信中基于服务质量的综合加权接入策略 Title:ComprehensiveWeightedAccessStrategybasedonQualityofServiceforLEOSatelliteCommunications Abstract: LEO(LowEarthOrbit)satellitecommunicationshavegainedsignificantattentionandbecomeanintegralpartofmoderninformationtechnologyinfrastructure.However,duetothelimitationsimposedbysatelliteresources,ensuringefficientandreliableaccesstoservicesremainsachallenge.ThispaperintroducesacomprehensiveweightedaccessstrategyforLEOsatellitecommunicationsbasedonqualityofservice(QoS).Theproposedstrategyaimstomaximizeusersatisfactionandresourceutilizationbydynamicallyallocatingaccessrightsandresources. 1.Introduction: LEOsatellitecommunicationshavethepotentialtoofferglobalcoveragewithlowlatencyandhighcapacity.However,managingresourceallocationandensuringQoSiscrucialforeffectiveutilizationofthesesatellitesystems.ThispaperpresentsacomprehensiveweightedaccessstrategythataddressesthechallengesassociatedwithLEOsatellitecommunications. 2.OverviewofLEOSatelliteCommunications: ThissectionprovidesabriefoverviewofLEOsatellitecommunications,includingitsarchitecture,advantages,andchallenges.IthighlightstheneedforaQoS-basedaccessstrategytoensureefficientutilizationoflimitedsatelliteresources. 3.QualityofService(QoS)Metrics: Todevelopaneffectiveaccessstrategy,understandingthekeyQoSmetricsisessential.ThissectiondiscussesvariousQoSmetricsrelevanttoLEOsatellitecommunications,suchaslatency,bandwidth,packetloss,availability,andreliability.Thesignificanceofeachmetricindeterminingusersatisfactionlevelsisdiscussed. 4.ComprehensiveWeightedAccessStrategy: TheproposedaccessstrategycombinesmultipleQoSmetricsandassignsweightstoeachmetricbasedonitsimportance.Theweightsaredynamicallyadjustedbasedonreal-timeresourceavailabilityanduserdemands.Thestrategyaimstoallocateresourcesandaccessrightstousersbasedontheirspecificrequirementsandprioritylevels. 5.ResourceAllocationAlgorithm: ThissectionpresentsaresourceallocationalgorithmthatconsiderstheweightedQoSmetricstodeterminetheoptimalallocationof

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