WiMAX技术发展趋势.pptx
- 文档编号:18700911
- 上传时间:2023-10-02
- 格式:PPTX
- 页数:46
- 大小:2.13MB
WiMAX技术发展趋势.pptx
《WiMAX技术发展趋势.pptx》由会员分享,可在线阅读,更多相关《WiMAX技术发展趋势.pptx(46页珍藏版)》请在冰点文库上搜索。
WiMAX技術發展趨勢:
過去、現在與未來,Outline,BackgroundIEEE802.16StandardizationandWiMAXForumWiMAXSystems&ProtocolsOverviewIntroductiontoIEEE8021.6j&IEEE802.16mUsagemodelsWorkplaneanddocumentsRequirements&evaluationmethodologyNetworkarchitecture&referencemodelAdvancedfeatures&challengesofIEEE802.16mNextWaveTechnologiesinWiMAX,2,NDSLabCopyright2008,WirelessStandards,4mainusagesegmentsarespecifiedRange,Power,Source:
拓墣產業研究所,2004.02,WII,3,NDSLabCopyright2008,WiMAXonthePathofFixed/MobileConvergence,WillConvergence,4,NDSLabCopyright2008,DeploymentofWiMAXService,Source:
WiMAXForum/Siemens,BackhaulFeedingPoint-to-pointlinkforfixedinfrastructureFixedWirelessAccessWirelesslocalloopforhot-spotfeedingNomadicAccessCPEsinhot-zoneaccesstheservicedirectlyPortable/MobileAccessHandoverfunctionenablingmobiledatafeeding,5,NDSLabCopyright2008,WhyWiMAX?
EvenhavingSprintwin,WiMAXisstillamid-termtolong-termtechnology,6,NDSLabCopyright2008,Outline,BackgroundIEEE802.16StandardizationandWiMAXForumWiMAXSystems&ProtocolsOverviewIntroductiontoIEEE802.16j&IEEE802.16mUsagemodelsWorkplaneanddocumentsRequirements&evaluationmethodologyNetworkarchitecture&referencemodelAdvancedfeatures&challengesofIEEE802.16mNextWaveTechnologiesinWiMAX,7,NDSLabCopyright2008,BackgroundofIEEE802.16,1998:
IEEE802SGon“BroadbandWirelessAccess”(BWA)(Prof.RogerB.Mark,Chair,IEEE802.16WG,Jan.2001)1999:
1stIEEE802.16ProjectScope:
PHYandMAClayeroftheairinterfaceofinteroperablefixedpoint-to-multipointbroadbandwirelessaccesssystems.Thespecificationenablestransportofdata,video,andvoiceservices.Itappliestosystemsoperatinginthevicinityof30GHzbutisbroadlyapplicabletosystemsoperatingbetween10and66GHz.,8,NDSLabCopyright2008,IEEE802.16Standards,802.16MAC+10-66GHzPHY,802.16a2-11GHzPHY,802.16cConformance,802.16-2004Revision,802.16eMobility,802.16/Cor1Maintenance,802.16e-2005Revision,802.16h-2009LicenseExempt,802.16jMulti-hopRelay,802.16fMIB(fixed),802.16iMIB(mobile),802.16gManagement,802.16kBridging,802.16/Conf0110GHzPICS,802.16/Conf0310GHzRCT,802.16/Conf0210GHzTSS&TP,802.16/Conf0411GhzPICS,802.16.2-2001Coexistence,802.16.2-2004Revision,Management,Coexistence,Conformance,AirInterface,:
finalizedandpublished,:
underdevelopment,802.16mNextGenerationWiMAX2,802.16Rev2Consolidate,9,NDSLabCopyright2008,WiMAXForumWiMAX:
WorldwideInteroperabilityforMicrowaveAccessFormedinApr2001,byIntel,Proxim,Airspan,Fujitsu,etc.500+membersincludingIntel,R&S,Alvarion,Wavesat,PicoChip,Sony,Samsung,Nokia,TI,ADI,III,ITRI,etc.MajorMissionsTopromotedeploymentofBWAbyusingaglobalstandardandcertifyinginteroperabilityofproductsandtechnologies.Developbaselinetestspecs,tofacilitatetheglobalinteroperabilityofproductsandtechnologiesSupportIEEE802.16standards,WiMAXProductCertification802.16-2004CPE:
Wavesat,Airspan,Siemens,802.16-2004BS:
Aperto,Redline,Sequans,Airspan,Siemens,Preparingfor802.16ecompliance,WiMAXForum,TWGTechnical,CWGCertification,NWGNetwork,SPWGServiceProvider,RWGRegulatory,AWGApplication,EWGEvolutionary,GRWGGlobalroaming,MWGMarketing,10,NDSLabCopyright2008,WiMAXForumCertification,WiMAXequipmentsarecertifiedbyWiMAXForumafterpassingthecertificationtestsofWFDCL(WiMAXForumDesignatedCertificationLaboratory)CertificationprocessincludesRadioConformanceTest(RCT),ProtocolConformanceTest(PCT),andInteroperabilityTest(IOT)46CPEsand35BSshavebeencertifiedbyWiMAXForum(dueDec.2008),CPE,WFDCL,BS,11,NDSLabCopyright2008,Plugfest,WiMAX論壇所舉辦之插拔大會(Plugfest)是讓WiMAX設備供應廠商將其所開發之產品,在進行正式互通性測試之前,彼此間先進行互通互連預先測試的活動,以驗證是否符合標準的要求,並對產品作必要的修正以增進產品的互通功能。
參與插拔大會的廠商在取得產品的基本互通功能驗證後,WiMAX論壇即會頒予參與測試的設備供應廠商通過互通驗證的活動標章,廠商可將其列於行銷文宣中進行宣傳。
12,NDSLabCopyright2008,IEEE802.16vs.WiMAXForum,IEEE802.16Standards802.16d/edefinedataandcontrolplanefunctionsinwirelessPHY/MAC802.16f/g/idefinemanagementplanefunctions(NETMAN)WiMAXNWGASN(AccessServiceNetwork)partofWiMAXnetworkisdefinedbyWiMAXForumNWGWiMAXCWG/TWGTechnicalIncorporationwithIEEE802.16ProductCertificationandProductInteroperability,WiMAXMAC,WiMAXPHY,Data/ControlPlane,MACManagementEntity,PHYManagementEntity,ManagementPlane,ASNControl&TransportFunctions,ConnectivityServiceNetwork(CSN),13,NDSLabCopyright2008,Outline,BackgroundIEEE802.16StandardizationandWiMAXForumWiMAXSystems&ProtocolsOverviewIntroductiontoIEEE802.16j&IEEE802.16mUsagemodelsWorkplaneanddocumentsRequirements&evaluationmethodologyNetworkarchitecture&referencemodelAdvancedfeatures&challengesofIEEE802.16mNextWaveTechnologiesinWiMAX,14,NDSLabCopyright2008,WiMAXNetworkReferenceModel,ASN:
AccessServiceNetworkCSN:
ConnectivityServiceNetworkNAP:
NetworkAccessProvidersASP:
ApplicationServiceProvider,Source:
WiMAXForum,ASN,15,NDSLabCopyright2008,WiMAXNetworkArchitecture,MS:
MobileStationSS:
StationaryStationRx:
ReferencepointxASNGW:
AccessServiceNetworkGateway,Source:
WiMAXForum,16,NDSLabCopyright2008,NCMSGenericPart,NCMSRRMsupportPart,BSRadioAccessPlane,BSBackbonePlane,NCMSGenericPart,NCMSRRMsupportPart,BSRadioAccessPlane,BSBackbonePlane,WiMAXCPE,BSandASNGW(16d),802.16PHY,802.16MAC,RRM&Handover,AirLinkSecurity,IPandGREServices,Ethernet,SFM/RRA,Gateway&RouterService,IntraASNMobility,WiMAXNetworkManagement,DPFn,CLI/SNMPAgent,WiMAXBS,WiMAXASNGateway,802.16PHY,802.16MAC,AirLinkSecurity,CPEApplication,WiMAXCPE,UDP/TCP/IP,IPandGRETunnel,SFA/RRC,DPFn,CLI,:
ExistedTech,:
Developedin2006,:
Chipsetprovider,17,NDSLabCopyright2008,802.16eMAC,NCMSGenericPart,NCMSRRMsupportPart,BSRadioAccessPlane,BSBackbonePlane,NCMSGenericPart,NCMSRRMsupportPart,BSRadioAccessPlane,BSBackbonePlane,WiMAXCPE,BSandASNGW(16e),802.16PHY,802.16eMAC,Ethernet,Gateway&RouterService,CLI/SNMPAgent(802.16i),WiMAXBS,WiMAXASNGatewayandAuthenticator,EAP,WiMAXCPE,PKMv2,CLI,:
ExistedTech,:
Developedin2007,:
Chipsetprovider,PKMv2,PKMv1,RRM&Handover,Ethernet,RADIUS,AAAServer,IP,EAPMethod,GRE/IPTunnel,DPCtrl,SFM,RRA,PagingAgent,HandoverFn,ContextFn,AuthRelay,GRE/IPTunnel,DPCtrl,SFA,RRM,PagingControl,IntraASNMobility,ContextFn,AuthRelay,EAP,802.16PHY,EAPMethod,R1,R2,TransportProtocol,TransportProtocol,RADIUS,Ethernet,R6,R3,18,NDSLabCopyright2008,Outline,BackgroundIEEE802.16StandardizationandWiMAXForumWiMAXSystems&ProtocolsOverviewIntroductiontoIEEE8021.6j&IEEE802.16mUsagemodelsWorkplaneanddocumentsRequirements&evaluationmethodologyNetworkarchitecture&referencemodelAdvancedfeatures&challengesofIEEE802.16mNextWaveTechnologiesinWiMAX,19,NDSLabCopyright2008,FutureTechnologiesinWiMAX,802.16jMulti-hopRelayAimingatdevelopingrelaybasedonIEEE802.16e,togain:
Coverageextension,andThroughputenhancementScopeTospecifyOFDMAPHYandMACenhancementtoIEEEStd.802.16forlicensedbandstoenabletheoperationofrelaystationsSubscriberstationspecificationsarenotchangedP802.16mNextGenerationWiMAX2AdvancedAirInterfaceforBWAinthefutureMovingtowards4GScope:
ToamendtheIEEE802.16WirelessMAN-OFDMAtoprovideanadvancedairinterfaceforoperationinlicensedbandsTomeetthecellularlayerrequirementsofIMT-AdvancednextgenerationmobilenetworksToprovidecontinuingsupportforlegacyWirelessMAN-OFDMAequipment,20,NDSLabCopyright2008,IEEE802.16jMultihopRelay,BenefitsofUsingRelay,BS,L,RS,RS,RS,RS,Loadsharingandmulti-pathredundancy:
reducesinfrastructurecosts!
RS,Spectrallyefficientarchitectures:
reducescostlyantennastructures!
RS,DecreasedMobileStationpowerperbittransmittedandreceived:
increasesMSbatterylife!
RS,Flexiblecellsiteplacement:
speedsdeployment,reducessiteacquisitionandbackhaulcosts!
RS,RS,RS,But,issuestoberesolvedLatencyandoverheadincreasewitheachhopInfrastructurecomplexityInterferencestilllimitsperformance,Source:
Intel,2006,22,NDSLabCopyright2008,cost(total)Nuser*cost()+cost(system)cost(system)NBS*(cost()+cost(toBS)+other()NBSWuser=averageusercapacitytoproduceserviceWsystem=maximumcapacityperbasestationRmax=maximumbasestationcellradius,CostofMobileSystems,Note:
cost=PV(CAPEX)+PV(OPEX),Keystolowertheinfrastructurecost,23,NDSLabCopyright2008,TopicsandCategoriesin16j,FrameStructureNetworkEntrySecurityBWrequestMobilityManagementRouting,Path,ConnectionandServiceFlowManagementsConstruction&transmissionofMACPDUsHARQMeasurement&reportingRRM,Scheduling&InterferencecontrolPHYOtherMAC,24,NDSLabCopyright2008,IEEE802.16m,OverviewofIEEE802.16mProgram,SinceJanuary2007,theIEEE802.16WorkingGrouphasembarkedondevelopmentofanewamendmentoftheIEEE802.16standard(i.e.,IEEE802.16m)inordertomeettherequirementsofITU-R/IMT-Advanced(SystemBeyondIMT-2000,fixed1Gbps,mobile100Mbps)for4GsystemswhilemaintainingfullbackwardcompatibilitywiththeexistingmobileWiMAXsystems.ThestandardizationofIEEE802.16mandrelease2.0ofmobileWiMAXprofileareexpectedtocompletebytheendof2010.IEEE802.16mutilizesOFDMAasthepreferredmultipleaccessmethodinthedownlinkanduplinktoprovidethestate-of-the-artbroadbandwirelessaccessinthenextdecade.,26,NDSLabCopyright2008,16mDocumentation,UsageModels/DeploymentScenarios&SystemRequirementsAsetofpossibledeploymentscenariosandapplicationsoftheP802.16mstandardEvaluationMethodologyAcompletesetofparameters,models,andmethodologiesforthelink-levelandsystem-levelsimulationsthatallowfairevaluation/comparisonofvarioustechnicalproposals.ChannelsModels:
AsetofspatialchannelmodelparametersarespecifiedtocharacterizeparticularfeaturesofMIMOradiochannelstobeusedforsimulatingtechnicalproposalsforthefutureP802.16mstandardSystemdescriptiondocument(SDD)P802.16mamendment802.16IMT-AdvancedProp
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- WiMAX 技术发展 趋势
![提示](https://static.bingdoc.com/images/bang_tan.gif)