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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。3Gnetworkoptimization摘自TD-SCDMA无线网络优化原理及方法
2、One,thebasicprocessof3GnetworkoptimizationOperatorsaimistobuildaprofitablenetwork,theyareveryconcernedaboutthenetworkconstruction,expansionandupgradeintheprocessofinvestmentcostanditsfinalperformance,buttheexpansion,upgradecostsandnetworkperformanceisapairofcontradiction.Constructioncostbudget
3、andcontrolcangetrelativelyaccuratenumerical,buttheperformanceofthenetworkiscomposedofmanysubjectiveandobjectivefactors.Ononehand,thenetworkcapacityexpansion,upgradingandupgradestoexistinguserscanguaranteethenormaluse,ontheotherhand,italsocanprovidecompetitivenewbusiness,andmakesfurtherexpansio
4、n,upgradingandupgradescanbecarriedoutsmoothly.Inthisway,thenetworkoptimizationbecomesalong-term,iterativeprocess.Networkoptimizationshouldbeabletoaccordingtotheoperator'sspecificneedsbymeansofsoftwaretoolautomatically,canalsothroughmanualinterventiontoachievethecapacity,coverage,QoSensureabala
5、ncepoint.3Gnetworksystemstructureisshowninfigure1.Generally,networkandincludes3levels:OnNodeB,themobilestationperformanceindicatorsforreal-timecalculationandsimulation,includingfastpowercontrol,rapidcongestionresolved,wirelesslinkadaptive,channelallocation;Realtimeloadanalysisandcontrol;Basedo
6、nexperienceorstatisticalresults,throughroadshow,networkoptimizationsoftwarefornetworkperformanceprediction.Infrontof2levels,inthenetworkiscompleted,bythenetworkmanagementsystemthroughtheonlinemonitoringandstatisticsinrealtimeautomaticadjustment,whilethethirdlevelistheneedforprofessionalstocarr
7、yout,alsoisweoftensaythatthenetworkoptimization.Artificialnetworkoptimizationcanbedividedintothefollowingseveralsteps:Firstofall,theoperatorshouldbebasedontheirowncharacteristicsthedefinitionofagoodnetworkoptimizationiscompletedtoachiev
