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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:周阳学 号:专 业:通信工程所在学院:龙蟠学院指导教师:徐友法职 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。3Gnetworkopt
2、imization摘自TD-SCDMA无线网络优化原理及方法One,thebasicprocessof3GnetworkoptimizationOperatorsaimistobuildaprofitablenetwork,theyareveryconcernedaboutthenetworkconstruction,expansionandupgradeintheprocessofinvestmentcostanditsfinalperformance,buttheexpansion,upgradecostsandnetworkp
3、erformanceisapairofcontradiction.Constructioncostbudgetandcontrolcangetrelativelyaccuratenumerical,buttheperformanceofthenetworkiscomposedofmanysubjectiveandobjectivefactors.Ononehand,thenetworkcapacityexpansion,upgradingandupgradestoexistinguserscanguaranteethenormalu
4、se,ontheotherhand,italsocanprovidecompetitivenewbusiness,andmakesfurtherexpansion,upgradingandupgradescanbecarriedoutsmoothly.Inthisway,thenetworkoptimizationbecomesalong-term,iterativeprocess.Networkoptimizationshouldbeabletoaccordingtotheoperator'sspecificneedsbymean
5、sofsoftwaretoolautomatically,canalsothroughmanualinterventiontoachievethecapacity,coverage,QoSensureabalancepoint.3Gnetworksystemstructureisshowninfigure1.Generally,networkandincludes3levels:OnNodeB,themobilestationperformanceindicatorsforreal-timecalculationandsimulat
6、ion,includingfastpowercontrol,rapidcongestionresolved,wirelesslinkadaptive,channelallocation;Realtimeloadanalysisandcontrol;Basedonexperienceorstatisticalresults,throughroadshow,networkoptimizationsoftwarefornetworkperformanceprediction.Infrontof2levels,inthenetworkisc
7、ompleted,bythenetworkmanagementsystemthroughtheonlinemonitoringandstatisticsinrealtimeautomaticadjustment,whilethethirdlevelistheneedforprofessionalstocarryout,alsoisweoftensaythatthenetworkoptimization.Artificialnetworkoptimizationcanbedividedintothefollowingseveralst
8、eps:Firstofall,theoperatorshouldbebasedontheirowncharacteristicsthedefinitionofagoodnetworkoptimizationiscompletedtoa