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GSM基站射频拉远试验分析 Title:AnalysisofRFLong-DistanceTestofGSMBaseStations WordCount:1200 Abstract: ThispaperpresentsananalysisoftheRFlong-distancetestofGSMbasestations.Therapidexpansionofwirelesscommunicationnetworksnecessitatestheevaluationandoptimizationofbasestationcoverage.Thelong-distancetestisanessentialtooltoassesstheperformanceandrangeofGSMbasestations.Thispaperaimstoprovideanoverviewofthetestmethodology,discussthechallengesencounteredduringthetest,andpresentanalysisoftheresultsobtained. 1.Introduction GSM(GlobalSystemforMobileCommunications)isoneofthemostwidelyusedcellularwirelesscommunicationstandards.Itreliesonanetworkofbasestationstoprovidecoveragetomobiledeviceswithinagivengeographicalarea.Efficientbasestationcoverageiscrucialforuninterruptedcommunicationandseamlessmobility.RFlong-distancetestsareconductedtoevaluatethecoverageandperformanceofGSMbasestationsoverextendeddistances. 2.TestMethodology TheRFlong-distancetestinvolvesmeasuringsignalstrength,receivedsignalqualityindicators(RSQI),andcalldropratesatvariousdistancesfromthebasestation.Toconductthetest,amobiletestunitisused,capableofsimulatingcallconnections.Theunitismovedawayfromthebasestationwhilemeasurementsarerecordedatpredefinedintervals. 3.Challenges SeveralchallengesareencounteredduringRFlong-distancetests.Firstly,terrainandenvironmentalfactorscanimpactsignalpropagation,leadingtovariationsinsignalstrengthandquality.Additionally,naturalandman-madeobstacles,suchasbuildingsortrees,canobstructthesignalpath,affectingcoverage.Interferencefromotherbasestationsorelectronicdevicescanalsonegativelyimpactthetestresults. 4.AnalysisofResults ThecollecteddatafromtheRFlong-distancetestisanalyzedtodeterminethecoveragerange,areasofsignaldegradation,andpotentialcausesofperformanceissues.ThesignalstrengthandRSQImeasurementscanbemappedtoidentifyareasofweakcoverageandpotentialblindspots.Calldropratescanindicateareaswherethehandoverbetweenbasestationsmayfail.Theanalysishelpsidentifyfactorscontributingtoperformancedegradat

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