TD-LTE产品方案介绍

TD-LTE产品和方案介绍2010.4提纲1.LTE标准和市场2.LTE简介3.阿尔卡特朗讯TD-LTE产品介绍1.TD-LTE无线产品2.TD-LTE核心网产品3.TD-LTE终端4.TD-LTE项目情况介绍LTE标准和市场1AllRightsReserved©Alcatel-LucentShanghaiBell20094|PresentationTitle|Month20094|3GPP规范的发展历程Release99:WCDMAMarch20002000200220042010Release5:HSDPA,IMSMarch2002Release6:HSUPA,MBMSMarch2005Release7:HSPA+MIMO,HOM,CPC,networkarchitectureSept20072006Release8:HSPA+reducedlatency,multi-carrier20082008KickoffinRANLTEworkshopNov2004LTEFeasibilityStudyinitiatedDec2004LTEWorkItemcreatedMarch2006Release8:LTEStage3“complete”Dec2007UMTS/HSPA/HSPA+LTE2MbpsDL384kbpsUL14.4MbpsDL384kbpsUL14.4MbpsDL5.76MbpsUL28.8MbpsDL11.5MbpsUL43.2MbpsDL11.5MbpsULR8LTEspecsfreezeAllRightsReserved©Alcatel-LucentShanghaiBell20095|PresentationTitle|Month2009万流归宗的演进目标…何为LTE？OFDMMIMOFlatIPLTEGSM/UMTSGSM/EDGEGSM/EDGEDo-RevADo-RevAB/A+HSPA+UMTS/HSPA+TD-SCDMAWIMAX…引入效率更高的技术4G“3.9G”3GIMT-AdvancedfamilyDefinitioninprogressbyITU-RIMT-2000family•100Mbpspeak,mobile•1Gbpspeak,fixed1.4MHz3MHz20MHz10MHz5MHzLTEbandwidthsoptions3个关键技术，都为4G-LTEAdvanced沿用目前，尚无比OFDM＋MIMO（综合码分多址-空分多址-频分多址接入）更有效的无线技术AllRightsReserved©Alcatel-LucentShanghaiBell20096|PresentationTitle|Month2009LTE，正确的选择更高的峰值速率更低的延迟HSPA+5MHzMIMO2x2LTE20MHzMIMO2x2HSPAHSPA+65ms50ms151Mbps71Mbps42Mbps11.2MbpsLTE20MHzMIMO4x4300Mbps71MbpsLTE10ms10MHzLTE2x3G下行上行高容量低费用LTE=25%to50%thecostofHSPA+forhighutilizationlevels可以满足用户自创内容多屏多媒体应用高清电视Uplink:160%higherthan3GDownlink:45%higherthan3G更高的频谱利用率游戏LTE可以带来更好的个性化的移动服务体验AllRightsReserved©Alcatel-LucentShanghaiBell20097|PresentationTitle|Month2009全球运营商网络演进计划总结1H20092H20091H20102H2010ChinaMobileOrangeFrance2011+VodafoneD21H20112H20113GLTE3GHSPA+AT&TRogersTele2SwedenTelenorSwedenSKTelecom2013KDDIVerizonWirelessNTTDoCoMoChinaTelecomVodafoneD2SmartoneHKTelefonicaSpMobilcomAusCSLT-MobileUSA**TelecomNZSmarthubTIMVodaPortugalVodaGreeceO2GermanySingtelSoftbank3DenmarkPCCWAT&T*TelstraSource:Ovum,IDC,2009*KRinneindicatesadjustedplansforHSPA+(Sept09)**NRayindicateplansfornationwideHSPA+in2010(Sept09)MetroPCSTeliaSoneraNorTeliaSoneraSweCDMALTEGSMLTECMHKTelusBellcanadaIeMobilePhiltelT-Mobile(Germany?)AllRightsReserved©Alcatel-LucentShanghaiBell20098|PresentationTitle|Month20098|TD-LTE持续吸引更多关注•中国移动及中国政府对2.3GHz的TD-LTE的大力推进及中国可预期的可观的市场规模将是TD-LTE最大的驱动力及成熟产业链的保证•其次亚洲及欧洲的一些运营商对TD-LTE与LTEFDD融合部署也表示了一定的兴趣•TD-LTE试验网已经或将会出现在中国、欧洲及亚洲China2010/1Europe2011/2Asia2011/2CALA2013/4•2.3Ghz频段的许可证数量虽少但采用的国家均为人口大国（中国，韩国，马来西亚，美国）•3.5GHz频段将是TD-LTE的第二大市场•大部分2.1GHz频段的许可证受限于5Mhz带宽（少量运营商拥有10Mhz）NAR2013/4AllRightsReserved©Alcatel-LucentShanghaiBell20099|PresentationTitle|Month2009芯片及终端厂商的积极参与加速TD-LTE产业链的成熟9|来自于3GSM及WiMax的供应商的参与共同形成了TD-LTE谐和的产业链3GSMsuppliersWiMAXsuppliers芯片厂商终端厂商AllRightsReserved©Alcatel-LucentShanghaiBell200910|PresentationTitle|Month2009LTENewconnecteddevicesLTElowendhandsetH1H22010H1H22011H1H22012H1H22013H1H22014H12015+成熟阶段早期商用大规模市场商用LTEMiddleendhandset第三代LTE终端（全模）(TD/FD)-LTE&GSM/TD-SCDMA/WBCDMA第二代LTE终端（多模）TD-LTE&GSM/TD-SCDMA原型机第一代LTE终端（单模）TD-LTECommercialDevices(HighEnd),USB,Netbook,Smarphone,W-DSL…PrototypeproductsTD-LTE终端的情况LTE简介2AllRightsReserved©Alcatel-LucentShanghaiBell200912|PresentationTitle|Month2009HSSS6aSGiIPBackboneS1-US5S11S1-MMEEPS参考结构eNBMMEServingGatewayPDNGatewayX2eNBAllRightsReserved©Alcatel-LucentShanghaiBell200913|PresentationTitle|Month2009关键技术-OFDM…OFDM/OFDMA无线环境下的高速传输技术OFDMA(DL)/SC-FDMA(UL)提高频谱利用率、有效抵抗频率选择性衰落，抗多径降低均衡要求，降低终端成本带宽资源配置灵活AllRightsReserved©Alcatel-LucentShanghaiBell200914|PresentationTitle|Month2009关键技术-MIMOMIMO网络性能提升大幅提高数据速率自适应选择不同技术SM/BF有效抑制干扰AllRightsReserved©Alcatel-LucentShanghaiBell200915|PresentationTitle|Month2009关键技术-AllIP，扁平网络eNBeNBS-GTWMMEX2S1S1s1S1S1S1X2X2AllIP扁平化,可扩展•减少网络节点•降低系统复杂度•降低传输和无线接入时延•减少网络部署和维护成本AllRightsReserved©Alcatel-LucentShanghaiBell200916|PresentationTitle|Month2009帧结构(1/2)FrameStructure1适用于全双工/半双工FDD帧长Tf＝307200*Ts=10ms，含10个子帧＝20个时隙；1TTI=2个时隙每时隙长15360*Ts=0.5ms,序号为0-19循环前缀(CP)长度包括正常CP和扩展CPFrameStructure2仅适用于TDD帧长Tf＝307200*Ts=10ms,含两个5ms的半帧每帧含1或2个特殊子帧(也是上下行切换点)，特殊子帧数目与UL/DL比例相关AllRightsReserved©Alcatel-LucentShanghaiBell200917|PresentationTitle|Month2009帧结构(2/2)FrameStructure2(续)特殊子帧由三部分组成:DwPTS,GP,UpPTS子帧0和5为下行子帧DwPTS,GP,UpPTS的长度可变[见右表]UL/DL比例可变[见右下方表格]configurationSwitch-pointperiodicitySubframenumber012345678905msDSUUUDSUUU15msDSUUDDSUUD25msDSUDDDSUDD310msDSUUUDDDDD410msDSUUDDDDDD510msDSUDDDDDDD65msDSUUUDSUUDAllRightsReserved©Alcatel-LucentShanghaiBell200918|PresentationTitle|Month2009TD-LTEVSLTEFDDTD-LTE支持不同的UL/DL分配主要不同点：帧结构采用帧结构2引入特殊子帧，提供下行到上行转换间隔以及和其他TDD系统共存系统信息广播TDDUL/DL配置信息随机接入特别的短随机接入格式/UpPTS多随机接入信道UL多个TTI调度多个上行调度子帧ACK/NACK绑定/复用H-ARQ进程根据UL/DL子帧分配，有不同的H-ARQ进程数功率控制定时SRS配置不同的频谱分配TD-LTE产品介绍3AllRightsReserved©Alcatel-LucentShanghaiBell200920|PresentationTitle|Month20097750PGW7750SGW9471MME5780PCRFEvolvedPacketCore阿尔卡特朗讯提供TD-LTE设备eNB+EPCIP7750SR9926BBURRH2x室外基站9926BBURRH8x室内基站IPBackhaul1430HSSAllRightsReserved©Alcatel-LucentShanghaiBell200921|PresentationTitle|Month2009促进TD-LTE的成熟发展共同的基带单元共同的CPRI共同的EPCS1接口共同的产品路标共平台策略AllRightsReserved©Alcatel-LucentShanghaiBell200922|Presentati