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ID:36473454
大小:1.83 MB
页数:76页
时间:2019-05-11
《WCDMA室内覆盖系统规划设计》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、上海交通大学硕士学位论文WCDMA室内覆盖系统规划设计姓名:蔡杰申请学位级别:硕士专业:电子与通信工程指导教师:张海滨;王德东20080501上海交通大学硕士学位论文ABSTRACTPLAN&DESIGNOFWCDMAINDOORCOVERAGESYSTEMABSTRACTAsaveryimportantmethodofnetworkdeepcoverageandoptimization,indoorcoverageplaysagoodrollfortheoperateortodevelopthenetworkcoverage
2、andprovidehighqualityservice.Wefirstdiscussthebackgroundofthisarticle,expatiatetheroadmapoftheevolutionof3G,inwhichWCDMAisagoodexample.Connectingwiththeindoorcoverage,wethenanalysethenecessarytodesignWCDMAindoorCoverage,andtheproblemwemustsolve.Wealsodiscussthegener
3、almethodofWCDMAindoorcoveragedesign,includingtheflowchartofdesign,wayofclassificationandpriorityofthebuildingstobecovered.Wefigureoutthespecialtyofdifferentkindsofsignalsourcesandcomparewithinthosesources,andhowtochoosethesuitablesourcefortheindoorcoverage.Wealsofin
4、dawaytodotheWCDMAindoorcoveragedesignaccordingtotheexistingCDMA800RFconditionssuchasEc/IoandRxlev,andfigureoutthekeypointstolayouttheantennaandfeederdistribution.Accordingtothecoexistenceof2Gand3GoperatorsinChina,wediscussedthethoughtofcombiningWCDMAwithexisting2Gsy
5、stem.Thosedisadvantageswhichweredetectedincombiningthesetwosystemshavebeenanalyzed.AndwealsodiscussedthepointofcombiningbetweenWCDMAand2Gandthereconstructionoffeedersandantennas.Furthermore,weanalyzedtheisolationrequiredfromthelostinhibition,obstructFurthermore,wean
6、alyzedtheisolationrequiredfromthelostinhibition,obstructionandinteroperabilityinterferenceinconnectingWCDMAintoadistributedsystemwithothers.Keywords:IndoorCoverage,WCDMA,3G,POI,Interference.上海交通大学硕士学位论文目录本文插图目录图1-1:中国2G往3G演进路线图.......................................
7、...........................................................3图1-2:室内覆盖系统组成示意图..................................................................................................5图1-3:室内分布系统示意图.............................................................................
8、..............................6图2-1:室内覆盖的基本流程.............................................................................................
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