Performance of well known packet scheduling algorithms in the downlink 3GPP LTE system.pdf

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1、Proceedingsofthe2009IEEE9thMalaysiaInternationalConferenceonCommunications15-17December2009KualaLumpurMalaysiaPerformanceofWellKnownPacketSchedulingAlgorithmsintheDownlink3GPPLTESystem#1#2#3#4HudaAdibahMohdRamli,RiyajBasukala,KumbesanSandrasegaran,RachodPatachaianand#FacultyofEngineeringandInformati

2、onTechnology,UniversityofTechnologySydney,Australia134[HudaAdibah.MohdRamli,kumbes,rpatacha]@eng.uts.edu.au2Riyaj.Basukala@uts.edu.auAbstract—Thispaperinvestigatestheperformanceofwellknownusershouldbereceivedbytheuserwithinitsdelaythreshold;packetschedulingalgorithmsdevelopedforsinglecarrierotherwis

3、ethepacketswillbediscardedandhenceconsideredwirelesssystemsfromarealtimevideostreamingperspective.aslostpackets.TheperformanceevaluationisconductedusingthedownlinkTherearemanypacketschedulingalgorithmsdevelopedforthirdgenerationpartnershipprojectlongtermevolution(3GPPLTE)systemasthesimulationplatfor

4、m.Thispapercontributessinglecarrierwirelesssystemsbeingproposedintheliteraturetotheidentificationofasuitablepacketschedulingalgorithmfor[1-11].However,theperformancesofthesealgorithmsinuseinthedownlink3GPPLTEsystemsupportingvideomulti-carrierwirelesssystemsrequirefurtherinvestigations.streamingservi

5、ces.Simulationresultsshowthat,inthedownlinkThispaperinvestigatestheperformanceofwellknownpacket3GPPLTEsystemsupportingvideostreamingservices,schedulingalgorithmsdevelopedforsinglecarrierwirelessmaximum-largestweighteddelayfirst(M-LWDF)algorithmsystemsfromtheperspectiveofvideostreamingservices.Theout

6、performsotherpacketschedulingalgorithmsbyprovidingahighersystemthroughput,supportingahighernumberofusersperformanceevaluationisconductedusingthedownlinkandguaranteeingfairnessatasatisfactorylevel.3GPPLTEsystemasthesimulationplatform.Thispapercontributestotheidentificationofasuitablepacketschedulinga

7、lgorithmforuseinthedownlink3GPPLTEsystemforKeywords—Packetschedulingalgorithms,3GPPLTE,OFDMA,QoS,videostreamingsupportingvideostreamingservices.TheradioresourcethatisavailableforauserintheI.INTRODUCTI