6/16/2021PartIl:5GNWArchitecture,4G/5GCo-operationModels&NwW SelectionProf.Tarik TalebCwc,OuluUniversitySchoolof Electrical Engineering,Aalto UniversityTarikTALEB2021-OutlinePartIl.1-5GArchitecture:EvolutionvsRevolution?-4Gto5GMigration-5GArchitecture:Components&InterfacesPart Il.2-5GMechanisms:Subset-4G/5GCooperation:SAvsNSA-NetworkSlicing-NetworkSelectionMainReferences:3GPP Technical Specifications 23.4013GPPTechnicalSpecifications23.501@TarikTALEB202121
6/16/2021 1 Prof. Tarik Taleb CWC, Oulu University School of Electrical Engineering, Aalto University Part II: 5G NW Architecture, 4G/5G Co-operation Models & NW Selection © Tarik TALEB 2021 Outline Part II.1 – 5G Architecture: Evolution vs Revolution? – 4G to 5G Migration – 5G Architecture: Components & Interfaces Part II.2 – 5G Mechanisms: Subset – 4G/5G Cooperation: SA vs NSA – Network Slicing – Network Selection © Tarik TALEB 2021 Main References: • 3GPP Technical Specifications 23.401 • 3GPP Technical Specifications 23.501 1 2
6/16/20215G:Evolution vsRevolution3Requirements on 5GTraffic capaoityMobltyAchievable0009--iser data-ratesand[Mops]coverages-ispectrumandumNetworik andaddevicetexblityefliciencyLatengMassive nurnbeImsyof devices [8]Roliabiitcatior@TarikTALEB202142
6/16/2021 2 5G: Evolution vs Revolution Requirements on 5G . © Tarik TALEB 2021 3 4
6/16/2021Requirements on 5GHighdataratesVeryhightrafficeverywherecapacity@Tarik TALEB20215ITU-R IMT-2020Requirements - selectedparametersTheminimumrequirementsforeMBBpeakdatarateareasfollows:Downlinkpeakdatarateis20GbpsUplinkpeakdatarateis10GbpsTheminimumrequirementsforeMBBpeakspectralefficienciesareasfollowsDownlinkpeakspectralefficiencyis30bit/s/HzUplinkpeakspectralefficiencyis15bit/s/HzThetargetvalues fortheuserexperienceddatarateareas followsintheDenseUrban-eMBBtestenvironment:Downlinkuserexperienceddatarateis100MbpsUplinkuserexperienceddatarateis50Mbps@TarikTALEB202163
6/16/2021 3 Requirements on 5G . © Tarik TALEB 2021 •High data rates •everywhere •Very high traffic •capacity ITU-R IMT-2020 Requirements – selected parameters © Tarik TALEB 2021 ▐ The minimum requirements for eMBB peak data rate are as follows: ⚫ Downlink peak data rate is 20Gbps ⚫ Uplink peak data rate is 10Gbps ▐ The minimum requirements for eMBB peak spectral efficiencies are as follows: ⚫ Downlink peak spectral efficiency is 30 bit/s/Hz ⚫ Uplink peak spectral efficiency is 15 bit/s/Hz ▐ The target values for the user experienced data rate are as follows in the Dense Urban – eMBB test environment: ⚫ Downlink user experienced data rate is 100Mbps ⚫ Uplink user experienced data rate is 50Mbps 5 6
6/16/2021Requirements on 5GHighdataratesVeryhightrafficeverywherecapacityUltra-highMassivenumberofreliability&securitydevices@TarikTALEB20217ITU-R IMT-2020 Requirements - selectedparametersTheminimumrequirementformMTC connectiondensityis1.000.000devicesperkm2@TarikTALEB202180A
6/16/2021 4 Requirements on 5G . © Tarik TALEB 2021 •High data rates •everywhere •Very high traffic •capacity •Massive number of •devices •Ultra-high •reliability & security ITU-R IMT-2020 Requirements – selected parameters © Tarik TALEB 2021 ▐ The minimum requirement for mMTC connection density is 1,000,000 devices per km2 7 8
6/16/2021Requirements on5GHigh data ratesVery hightrafficeverywherecapacityMassivenumberofUltra-highdevicesreliability&securityVerylowdeviceVerylowdevicecostenergyconsumptionVerylowlatency@Tarik TALEB20219Latency matters ..."Beingfast reallymatters..Half a seconddelay caused a20%drop intrafficanditkilledusersatisfaction"MarissaMayer@Web2.0"....a400milliseconddelayresultedina-0.59%changeinservers/usenGooglewould lose8millionsearchesperday...Googlewould serveupmanymillionsfeweronlineadvertsJakeBrutlag.GoogleSearch"...forAmazonevery1o0msincreaseinloadtimesdecreasedsaleswith 1%"Andy King,book author"...when50%of trafficwasredirectedtoouredgespreliminaryresultsshoweda5.9%increaseinclick-thruratesAndy Lientz, BingEdge@Tarik TALEB2021105
6/16/2021 5 Requirements on 5G . © Tarik TALEB 2021 •High data rates •everywhere •Very high traffic •capacity •Massive number of •devices •Ultra-high •reliability & security •Very low device •energy consumption •Very low device •cost •Very low latency Latency matters . © Tarik TALEB 2021 “Being fast really matters . Half a second delay caused a 20% drop in traffic and it killed user satisfaction” Marissa Mayer @ Web 2.0 “. a 400 millisecond delay resulted in a -0.59% change in servers/user . Google would lose 8 million searches per day . Google would serve up many millions fewer online adverts” Jake Brutlag, Google Search “. for Amazon every 100 ms increase in load times decreased sales with 1%” Andy King, book author “.when 50% of traffic was redirected to our edges preliminary results showed a 5.9% increase in click-thru rates” Andy Lientz, BingEdge 9 10