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1、SampleChaptersfromWIRELESSCOMMUNICATIONSbyAndreaGoldsmithCopyrightc2005byCambridgeUniversityPress.Thismaterialisincopyright.Subjecttostatutoryexceptionandtotheprovisionsofrelevantcollectivelicensingagreements,noreproductionofanypartmaytakeplacewithoutthewrittenpermissionofC
2、ambridgeUniversityPress.Contents1OverviewofWirelessCommunications11.1HistoryofWirelessCommunications.................................11.2WirelessVision............................................41.3TechnicalIssues............................................51.4CurrentWirele
3、ssSystems.......................................71.4.1CellularTelephoneSystems.................................71.4.2CordlessPhones.......................................111.4.3WirelessLANs........................................121.4.4WideAreaWirelessDataServices...........
4、...................131.4.5BroadbandWirelessAccess.................................141.4.6PagingSystems........................................141.4.7SatelliteNetworks......................................151.4.8Low-CostLow-PowerRadios:BluetoothandZigbee....................15
5、1.4.9UltrawidebandRadios....................................161.5TheWirelessSpectrum........................................171.5.1MethodsforSpectrumAllocation..............................171.5.2SpectrumAllocationsforExistingSystems.........................181.6Standards...
6、............................................193StatisticalMultipathChannelModels243.1Time-VaryingChannelImpulseResponse..............................243.2NarrowbandFadingModels.....................................293.2.1Autocorrelation,CrossCorrelation,andPowerSpectralDensit
7、y..............303.2.2EnvelopeandPowerDistributions..............................353.2.3LevelCrossingRateandAverageFadeDuration......................383.2.4FiniteStateMarkovChannels................................403.3WidebandFadingModels.....................................
8、..413.3.1PowerDelayPro?le.....................................433.3.2Cohere