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1、按一下以編輯母片標(biāo)題樣式,按一下以編輯母片,第二層,第三層,第四層,第五層,*,NDSLab Copyright2008,*,WiMAX技術(shù)發(fā)展趨勢(shì):過去、現(xiàn)在與未來,Outline,Background,IEEE802.16StandardizationandWiMAXForum,WiMAXSystems&ProtocolsOverview,IntroductiontoIEEE8021.6j&IEEE802.16m,Usage models,Workplane and documents,Requirements&evaluation methodology,Networkarchitect

2、ure&referencemodel,Advancedfeatures&challenges of IEEE 802.16m,NextWave Technologies in WiMAX,2,NDSLab Copyright2008,WirelessStandards,4 main usagesegments are specified,Range,Power,Source：拓,墣,墣產(chǎn)業(yè)研,究,究所，2004.02,WII,3,NDSLab Copyright2008,WiMAX onthePath ofFixed/Mobile Convergence,Fixed,Mobile,WillCo

3、nvergence,Wi-Fi,WCDMA,802.16(WiMAX),Spectrum,2.4G,5.8GHz(Unlicensed),Around 2GHz(Licensed),211,1066 GHz,(Licensed,Unlicensed),Channel Access,Contention-based,Scheduled,Scheduled,Bit Rate,Up to 54Mbps,Up to 2Mbps,Up to 75 Mbps,Mobility,Fixed,Portable,Mobile,Fixed,Portable,Mobile,Modulation Scheme,CDM

4、A,OFDM,CDMA,OFDM,OFDMA,Typical Communication Range,100s meters,10s kilo-meters,10s kilo-meters,4,NDSLab Copyright2008,Deployment of WiMAXService,Source:WiMAX Forum/Siemens,BackhaulFeeding,Point-to-point linkforfixed infrastructure,Fixed Wireless Access,Wirelesslocal loopforhot-spotfeeding,NomadicAcc

5、ess,CPEsinhot-zoneaccesstheservicedirectly,Portable/MobileAccess,Handoverfunction enabling mobile data feeding,5,NDSLab Copyright2008,WhyWiMAX?,EvenhavingSprint win,WiMAX isstill amid-term tolong-term technology,6,NDSLab Copyright2008,Outline,Background,IEEE 802.16Standardization and WiMAX Forum,WiM

6、AXSystems&Protocols Overview,Introductionto IEEE 802.16j&IEEE802.16m,Usagemodels,Work plane and documents,Requirements&evaluation methodology,Network architecture&reference model,Advanced features&challengesof IEEE 802.16m,Next Wave Technologies in WiMAX,7,NDSLabCopyright2008,Background of IEEE802.1

7、6,1998:IEEE 802 SGon“Broadband Wireless Access”(BWA),(,Prof.RogerB.Mark,Chair,IEEE 802.16 WG,Jan.2001,),1999:1st IEEE 802.16 Project,Scope:PHY and MAClayerof theair interfaceof interoperablefixedpoint-to-multipointbroadband wirelessaccess systems.Thespecification enables transport ofdata,video,and v

8、oiceservices.Itapplies tosystems operatingin thevicinity of30 GHzbut isbroadly applicable to systemsoperatingbetween 10 and 66GHz.,8,NDSLabCopyright2008,IEEE 802.16Standards,802.16,MAC+,10-66GHz PHY,802.16a,2-11GHz PHY,802.16c,Conformance,802.16-2004,Revision,802.16e,Mobility,802.16/Cor1,Maintenance

9、,802.16e-2005,Revision,802.16h-2009,License Exempt,802.16j,Multi-hopRelay,802.16f,MIB(fixed),802.16i,MIB(mobile),802.16g,Management,802.16k,Bridging,802.16/Conf01,10GHz PICS,802.16/Conf03,10GHz RCT,802.16/Conf02,10GHz,TSS&TP,802.16/Conf04,11Ghz PICS,802.16.2-2001,Coexistence,802.16.2-2004,Revision,M

10、anagement,Coexistence,Conformance,Air Interface,:finalized andpublished,:under development,802.16m,NextGeneration,WiMAX2,802.16Rev2,Consolidate,9,NDSLab Copyright2008,WiMAXForum,WiMAX:Worldwide Interoperability for Microwave Access,Formed inApr 2001,byIntel,Proxim,Airspan,Fujitsu,etc.,500+members in

11、cluding Intel,R&S,Alvarion,Wavesat,PicoChip,Sony,Samsung,Nokia,TI,ADI,III,ITRI,etc.,MajorMissions,To promotedeployment ofBWA by using aglobal standardandcertifyinginteroperability ofproductsand technologies.,Developbaselinetestspecs,tofacilitatetheglobalinteroperabilityofproductsandtechnologies,Supp

12、ortIEEE802.16standards,WiMAXProductCertification,802.16-2004CPE:Wavesat,Airspan,Siemens,802.16-2004BS:Aperto,Redline,Sequans,Airspan,Siemens,Preparingfor802.16ecompliance,WiMAXForum,TWG,Technical,CWG,Certification,NWG,Network,SPWG,ServiceProvider,RWG,Regulatory,AWG,Application,EWG,Evolutionary,GRWG,

13、Globalroaming,MWG,Marketing,10,NDSLabCopyright2008,WiMAXForumCertification,WiMAXequipmentsarecertifiedbyWiMAXForumafterpassingthecertificationtestsofWFDCL(WiMAXForumDesignatedCertificationLaboratory),CertificationprocessincludesRadioConformanceTest(RCT),ProtocolConformanceTest(PCT),andInteroperabili

14、tyTest(IOT),46 CPEsand35 BSs havebeencertified by WiMAXForum(due Dec.2008),CPE,WFDCL,BS,全球市場(chǎng),11,NDSLab Copyright2008,Plugfest,WiMAX論壇所,舉,舉辦之插,拔,拔大會(huì)(Plugfest)是讓W(xué)iMAX,設(shè),設(shè)備供應(yīng),廠,廠商將其,所,所開發(fā)之,產(chǎn),產(chǎn)品，在,進(jìn),進(jìn)行正式,互,互通性測(cè),試,試之前，,彼,彼此間先,進(jìn),進(jìn)行互通,互,互連預(yù)先,測(cè),測(cè)試的活,動(dòng),動(dòng)，以驗(yàn),證,證是否符,合,合標(biāo)準(zhǔn)的,要,要求，並,對(duì),對(duì)產(chǎn)品作,必,必要的修,正,正以增進(jìn),產(chǎn),產(chǎn)品的互,通,

15、通功能。,參,參與插拔,大,大會(huì)的廠,商,商在取得,產(chǎn),產(chǎn)品的基,本,本互通功,能,能驗(yàn)證後,，,，WiMAX論壇,即,即會(huì)頒予,參,參與測(cè)試,的,的設(shè)備供,應(yīng),應(yīng)廠商通,過,過互通驗(yàn),證,證的活動(dòng),標(biāo),標(biāo)章，廠,商,商可將其,列,列於行銷,文,文宣中進(jìn),行,行宣傳。,12,NDSLab Copyright2008,IEEE802.16vs.WiMAX Forum,IEEE802.16Standards,802.16 d/e define data and control planefunctions in wireless PHY/MAC,802.16 f/g/idefinemanageme

16、nt planefunctions(NETMAN),WiMAX NWG,ASN(AccessServiceNetwork)part ofWiMAX network is defined byWiMAX ForumNWG,WiMAX CWG/TWG,Technical IncorporationwithIEEE 802.16,ProductCertification and Product Interoperability,WiMAX MAC,Data/ControlPlane,MAC,Management,Entity,PHY,Management,Entity,ManagementPlane,ASNControl,&,Transport,Functions,Connectivity,Service,Network,(CSN),13,NDSLab Copyright2008,Outline,Background,IEEE802.16StandardizationandWiMAX Forum,WiMAX Systems&Protocols Overview,IntroductiontoI