毕业设计(论文)外文翻译通信工程英文

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1、编号：毕业设计(论文)外文翻译（译文）学院：信息与通信学院专业：通信工程学生姓名：许长见学号：指导教师单位：信息与通信学院姓名：胡煜职称：讲师2014年2月9日21RadionetworkplanningprocessandmethodsforWCDMAAbstractThispaperdescribesthesystemdimensioningandtheradionetworkplanningmethodologyforathirdgenerationWCDMAsystem.Theapplicabilityofeachmethodisdemonstratedusingexam

2、plesoflikelysystemscenarios.Thechallengesofmodelingthemultiserviceenvironmentaredescribedandtheimplicationstothesystemperformancesimulationsareintroduced.Keywords:Telecommunicationnetworkplanning,Mobileradio-communication,Codedivisionmultipleaccess,Widebandtransmission,Multipleservicenetwork,

3、Dimensioning,Simulator,Staticmodel,Dynamicmodel,Cellularnetwork.Resume(?)ContentsI.IntroductionII.Initialplanning,systemdimensioningIII.DetailedplanningprocessIV.ExampledimensioningcaseandverificationofdimensioningwithstaticsimulationsV.ComparisonofastatictoadynamicnetworksimulatorVI.Conclusi

4、onINTRODUCTIONAsthelaunchofthirdgenerationtechnologyapproaches,operatorsareformingstrategiesforthedeploymentoftheirnetworks.Thesestrategiesmustbesupportedbyrealisticbusinessplansbothintermsoffutureservicedemandestimatesandtherequirementforinvestmentinnetworkinfrastructure.Evaluatingtherequire

5、mentfornetworkinfrastructurecanbeachievedusingsystemdimensioningtoolscapableofassessingboththeradioaccessandthecorenetworkcomponents.Havingfoundanattractivebusinessopportunity,systemdeploymentmustbeprecededbycarefulnetworkplanning.Thenetworkplanningtoolmustbecapableofaccuratelymodelingthesyst

6、embehaviourwhenloadedwiththeexpectedtrafficprofile.Thethirdgenerationcellularsystemswillofferserviceswellbeyondthecapabilitiesoftoday'snetworks.Thetrafficprofile,aswellastheradioaccesstechnologyitselfformthetwomostsignificantchallengeswhendimensioningandplanningaWCDMAbasedthirdgenerationsyste

7、m.Thetrafficprofiledescribesthemixtureofservicesbeingusedbythepopulationofusers.Therearealsospecificsystemfunctionalitieswhichmustbemodelledincludingfastpowercontrolandsofthandover.Inordertoaccuratelypredicttheradiocoveragethesystemeaturesass