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1、毕业设计(论文)外文参考资料及译文译文题目:TD-SCDMA与WCMA网络优化分析 3Gnetworkoptimization学生姓名:学 号:专 业:通信工程所在学院:龙蟠学院指导教师:职 称:讲师2011年12月1日说明:要求学生结合毕业设计(论文)课题参阅一篇以上的外文资料,并翻译至少一万印刷符(或译出3千汉字)以上的译文。译文原则上要求打印(如手写,一律用400字方格稿纸书写),连同学校提供的统一封面及英文原文装订,于毕业设计(论文)工作开始后2周内完成,作为成绩考核的一部分
2、。3Gnetworkoptimization摘自TD-SCDMA无线网络优化原理及方法One,thebasicprocessof3GnetworkoptimizationOperatorsaimistobuildaprofitablenetwork,theyareveryconcernedaboutthenetworkconstruction,expansionandupgradeintheprocessofinvestmentcostanditsfinalperformance,buttheex
3、pansion,upgradecostsandnetworkperformanceisapairofcontradiction.Constructioncostbudgetandcontrolcangetrelativelyaccuratenumerical,buttheperformanceofthenetworkiscomposedofmanysubjectiveandobjectivefactors.Ononehand,thenetworkcapacityexpansion,upgradin
4、gandupgradestoexistinguserscanguaranteethenormaluse,ontheotherhand,italsocanprovidecompetitivenewbusiness,andmakesfurtherexpansion,upgradingandupgradescanbecarriedoutsmoothly.Inthisway,thenetworkoptimizationbecomesalong-term,iterativeprocess.Networkop
5、timizationshouldbeabletoaccordingtotheoperator'sspecificneedsbymeansofsoftwaretoolautomatically,canalsothroughmanualinterventiontoachievethecapacity,coverage,QoSensureabalancepoint.3Gnetworksystemstructureisshowninfigure1.Generally,networkandincludes3
6、levels:OnNodeB,themobilestationperformanceindicatorsforreal-timecalculationandsimulation,includingfastpowercontrol,rapidcongestionresolved,wirelesslinkadaptive,channelallocation;Realtimeloadanalysisandcontrol;Basedonexperienceorstatisticalresults,thro
7、ughroadshow,networkoptimizationsoftwarefornetworkperformanceprediction.Infrontof2levels,inthenetworkiscompleted,bythenetworkmanagementsystemthroughtheonlinemonitoringandstatisticsinrealtimeautomaticadjustment,whilethethirdlevelistheneedforprofessional
8、stocarryout,alsoisweoftensaythatthenetworkoptimization.Artificialnetworkoptimizationcanbedividedintothefollowingseveralsteps:Firstofall,theoperatorshouldbebasedontheirowncharacteristicsthedefinitionofagoodnetworkoptimizationiscompletedtoachiev