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1、PRINCIPLESOFSPREAD-SPECTRUMCOMMUNICATIONSYSTEMSThispageintentionallyleftblankPRINCIPLESOFSPREAD-SPECTRUMCOMMUNICATIONSYSTEMSByDONTORRIERISpringereBookISBN:0-387-22783-0PrintISBN:0-387-22782-2?2005SpringerScience+BusinessMedia,Inc.Print?2005SpringerScie
2、nce+BusinessMedia,Inc.BostonAllrightsreservedNopartofthiseBookmaybereproducedortransmittedinanyformorbyanymeans,electronic,mechanical,recording,orotherwise,withoutwrittenconsentfromthePublisherCreatedintheUnitedStatesofAmericaVisitSpringer'seBookstorea
3、t:http://ebooks.springerlink.comandtheSpringerGlobalWebsiteOnlineat:http://www.springeronline.comToMyFamilyThispageintentionallyleftblankContentsPrefacexi1ChannelCodes11.1BlockCodes1ErrorProbabilitiesforHard-DecisionDecoding6ErrorProbabilitiesforSoft-D
4、ecisionDecoding12CodeMetricsforOrthogonalSignals18MetricsandErrorProbabilitiesforMFSKSymbols21ChernoffBound251.2ConvolutionalCodesandTrellisCodes27Trellis-CodedModulation371.3Interleaving391.4ConcatenatedandTurboCodes40ClassicalConcatenatedCodes41Turbo
5、Codes421.5Problems521.6References532Direct-SequenceSystems552.1DefinitionsandConcepts552.2SpreadingSequencesandWaveforms58RandomBinarySequence58Shift-RegisterSequences60PeriodicAutocorrelations65PolynomialsovertheBinaryField70LongNonlinearSequences742.
6、3SystemswithPSKModulation77ToneInterferenceatCarrierFrequency80GeneralToneInterference81GaussianInterference832.4QuaternarySystems862.5PulsedInterference912.6DespreadingwithMatchedFilters100NoncoherentSystems106Multipath-ResistantCoherentSystem109viiiC
7、ONTENTS2.7RejectionofNarrowbandInterference113Time-DomainAdaptiveFiltering114Transform-DomainProcessing117NonlinearFiltering119AdaptiveACMfilter1232.8Problems1252.9References1273Frequency-HoppingSystems1293.1ConceptsandCharacteristics1293.2Modulations1
8、34MFSK134Soft-DecisionDecoding136NarrowbandJammingSignals141OtherModulations142HybridSystems1513.3CodesforPartial-BandInterference152Reed-SolomonCodes154Trellis-CodedModulation161TurboCodes1613.4FrequencySynthesizers166DirectFrequencySy
