论文presentation模版

EnergyImpactofEmergingMobileInternetApplicationsonLTENetworks:IssuesandSolutionsMarutiGupta,SatishC.Jha,AliT.Koc,andRathVannithamby,IntelCorporationExistingLTEPowerManagementMechanismsAbstractIntroduction123PotentialAirInterfaceSolutionstoSaveDevicePower4SolutionsAdoptedin3GPPR115PotentialResearchDirectionsandSolutionApproaches6AbstractImpactAbstractApplicationsMobileInternetapplicationsrunondevicessuchassmartphonesandtablesNewerapplications•ImpactonLTEdevicepowerandairinterfacesignaling•Asurveyofsolutions•Potentialfutureresearchdirections.•Traditionalapplications•.NewerapplicationsIntroductionNewerapplicationsTraditionalApplicationsBatteryLifetimedistinctActiveandInactivesessionsFacebookHTTPwebbrowsersandFTPDistinctActiveandInactivesessionseriodExistingLTEPowerManagementMechanismsin3GPPR8、9and10DeviceOFFDe-RegisteredRRCConnectedRRCIdleRegisteredPacketactivityincomingoroutgoingNopacketactivityforlongperiodRegistrationDe-RegistrationExistingLTEPowerManagementMechanismsin3GPPR8、9and10FastDormancy（快速休眠）WithoutwaitingfortheRRCInactivityTimerDiscontinuousReception(DRX)DRXistriggeredwhenaparameterknownasDRXInactivityTimerexpiresPotentialAirInterfacesolutionstoSaveDevicePower1234AlwaysConnectedwithDRXFastTransitiontoIdleAdaptiveDRXSwitchingLow-overheadConnectedStatePotentialAirInterfacesolutionstoSaveDevicePower•AlwaysConnectedwithDRXa.UEstaysinConnectedallthetimeb.EliminatingthesignalingoverheadofstatetransitionsfromConnectedtoIdle•FastTransitiontoIdlea.UEindicatesitsdesiretogotoIdlestatetothenetworkb.ThenetworksendstheUEtoIdlestatewithoutwaitingfortheRRCInactivityTimer.c.Aprohibittimerandanupperlimitonthenumber•Comparisona.Lowbackgroundtrafficactivityandhighmobilityb.LowmobilityandlowtrafficactivitySolutionsAdoptedin3GPPR11•PowerPreferenceIndication(PPI)PPIcanbeanenablingbasistoimplementefficientDRXswitchingPPImayalsoassistthenetworkinFastTransitiontoIdle,PotentialResearchDirectionsandSolutionApproachesTheUEAssistancemechanismMultiplebitsofPPImayneedtobeincorporatedinfuture3GPPreleasessothatUEcanbetterinformthenetwork.TherewillalsobeafocusonactivetrafficsuchasgamingandHTTP-basedstreaming.ThankYouLvxin