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ID:34370423
大小:10.24 MB
页数:489页
时间:2019-03-05
《无线通信原理与应用new》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、1IntroductiontoWirelessCommunicationSystems1.1EvolutionofMobileRadioCommunications1.2MobileRadiotelephonyintheU.S.1.3MobileRadioSystemsAroundtheWorld1.4ExamplesofWirelessCommunicationSystems1.4.1PagingSystems1.4.2CordlessTelephoneSystems1.4.3CellularTelephoneSystems1.4.3.1HowaCellularTelepho
2、neCallisMade1.4.4ComparisonofCommonWirelessCommunicationSystems1.5TrendsinCellularRadioandPersonalCommunications1.6Problems2ModernWirelessCommunicationSystems2.1SecondGeneration(2G)CellularNetworks2.1.1Evolutionto2.5GWirelessNetworks2.1.2Evolutionfor2.5GTDMAStandards2.1.2.1HSCSDfor2.5GGSM2.1
3、.2.2GPRSfor2.5GGSMandIS-1362.1.2.3EDGEfor2.5GGSMandIS-1362.1.3IS-95Bfor2.5GCDMA2.2ThirdGeneration(3G)WirelessNetworks2.2.13GW-CDMA(UMTS)2.2.23Gcdma20002.2.33GTD-SCDMA2.3WirelessLocalLoop(WLL)andLMDS2.4WirelessLocalAreaNetworks(WLANs)2.5BluetoothandPersonalAreaNetworks(PANs)2.6Summary2.7Probl
4、ems3TheCellularConcept——SystemDesignFundamentals3.1Introduction3.2FrequencyReuse3.3ChannelAssignmentStrategies3.4HandoffStrategies3.4.1PrioritizingHandoffs3.4.2PracticalHandoffConsiderations3.5InterferenceandSystemCapacity3.5.1Co-channelInterferenceandSystemCapacity3.5.2ChannelPlanningforWir
5、elessSystems3.5.3AdjacentChannelInterference3.5.4PowerControlforReducingInterference3.6TrunkingandGradeofService3.7ImprovingCoverage&CapacityinCellularSystems3.7.1CellSplitting3.7.2Sectoring3.7.3RepeatersforRangeExtension3.7.4AMicrocellZoneConcept3.8Summary3.9Problems4MobileRadioPropagation:
6、Large-ScalePathLoss4.1IntroductiontoRadioWavePropagation4.2FreeSpacePropagationModel4.3RelatingPowertoElectricField4.4TheThreeBasicPropagationMechanisms4.5Reflection4.5.1ReflectionfromDielectrics4.5.2BrewsterAngle4.5.3ReflectionfromPerfectConductors4.6GroundReflection(Two-Ray)Model4.7Diffrac
7、tion4.7.1FresnelZoneGeometry4.7.2Knife-edgeDiffractionModel4.7.3MultipleKnife-edgeDiffraction4.8Scattering4.8.1RadarCrossSectionModel4.9PracticalLinkBudgetDesignUsingPathLossModels4.9.1Log-distancePathLossModel4.9.2Log-normalShadowing4.9.3Determina
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