©AllrightsreservedSpectrumfor5G–abigdeal?PresentedbyJENSZANDERAlessonsfromHistory-Dominantdesigns●Frominfrastructuresdrivenby”killerapps”and”one-trickponies”generalIP-essinfrastructures●ess=dominantdesignforALLservices(fixed&mobile)●Marginalizesothertechnicalsolutions–,Mesh,...”IPistheanswer-now,whatwasthequestion?”GQMaguireOperatordilemma:MoreforlessmoneyVolume•SpendingcapabilityofuserInfra&ostgrowth(<10%annually)•Capacityrequirementsincreaseby80-100%annuallyRevenuegapRevenueCSYS=cBSNBSVoicedominatedDatadominatedTime3Howdifficultcanitbe?..andismorespectrumthesolution?4Howtoincreasecapacity?ηR≈+cWtotABSsysSYSBSBSspsys•Increaseη,spectralefficiency(signalprocessing)Closetotheoreticallimits•Morebasestations,NBSExpensive•Morespectrum,WSYSShortage?5Solving”all”problemswithmorespectrum-the”FCC–Spectrumdeficit”KeyassumptionsReasonableextrapolationof–currentdeploymentstrategies(=moderateincreaseinbasestations)–:””””””s–ordingtodemand”Blanketcoverage”DeploymentCapacityDemandCapacityCapacityDemandCapacityTrafficdistributionIndoor/s-TheLightAnalogy•Indoor–ShortRangeOutdoor–WideAreaAWorldDividedThecoverageworldThecapacityworldConsumergradeequipmentLowpower/plexityIndustrygradeequipmentHighpower/Widearea24-plexityCostfactors100%SitesEnergySpectrumBackhaulRelcostRel0%Cellsize10
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