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1、3G-MSC3rdGenerationMobileSwitchingCentre第三代移動交換中心3G-SGSN3rdGenerationServingGPRSSupportNode第三代服務GPRS的節(jié)點3GPP3rdGenerationpartnershipproject3代合作項目AAL2ATMAdaptationLayertype2ATM適配層2AAL5ATMAdaptationLayertype5ATM適配層5ACIRAdjacentChannelInterferenceRatio鄰道干擾比ACLRAdjacentChannelLeaka
2、gepowerRatio鄰道泄漏功率比ACSAdjacentChannelSelectivity鄰道選擇性210ALCAPAccessLinkControlApplicationPart接入鏈路控制應用部分AMCAdaptModulationCoding自適應調(diào)制編碼ARQAutomaticRepeatRequest自動重復請求ASN.1AbstractSyntaxNotationOne抽象語義描述1ATMAsynchronousTransferMode異步傳輸模式AuCAuthenticationCentre鑒權中心BCHBroadcastCha
3、nnel廣播信道BCCHBroadcastControlChannel廣播控制信道BERBitErrorRate誤比特率BGCFBreakoutGatewayControlFunction突破網(wǎng)關控制功能BSC BaseStationController基站控制器BSS BaseStationSubsystem基站子系統(tǒng)BTS BaseTransceiverStation基站收發(fā)機CCCallControl呼叫控制CCCHCommonControlChannel公共控制信道CCHControlChannel控制信道CCPCH`CommonCo
4、ntrolPhysicalChannel公共控制物理信道CDMACodeDivisionMultipleAccess碼分多址CDMATDDCDMATimeDivisionDuplex碼分多址時分雙工CFNConnectionFrameNumber連接幀號CMConnectionManagement連接管理CNCoreNetwork核心網(wǎng)CQIChannelQualityIndicator信道質量指示CRCCyclicRedundancyCheck循環(huán)冗余檢驗CRNCControllingRadioNetworkController控制的無線網(wǎng)絡控制
5、器CSCircuitSwitched電路交換CSCFCallServerControlFunction呼叫服務器控制功能DCADynamicchannelallocation動態(tài)信道分配DCCHDedicatedControlChannel專用控制信道DCHDedicatedTransportChannel專用傳輸信道DLDownlink下行鏈路DOADirectionOfArrival到達方向DPCHDedicatedPhysicalChannel專用物理信道DRNCDriftRadioNetworkController漂移無線網(wǎng)絡控制器DRNS
6、DriftRNS漂移RNSDSCDMADirectSpreadingCDMA直接擴頻碼分多址DSCHDown-linkSharedChannel下行共享信道DTCHDown-linkTrafficChannel下行業(yè)務信道DwPCHDownlinkPilotChannel下行導頻信道DwPTSDownlinkPilotTimeSlot下行導頻時隙EIREquipmentIdentityRegister設備標識寄存器EPElementaryProcedure基本過程FACHForwardAccessChannel前向接入信道211FDDFrequen
7、cyDivisionDuplex頻分雙工FFSForFurtherStudy進一步研究FPFrameProtocol幀協(xié)議FPACHFastPhysicalAccessChannel快速物理接入信道FTFrameType幀類型GGSN GatewayGPRSSupportNodeGPRS網(wǎng)關支持節(jié)點GMMGPRSMobilityManagementGPRS移動性管理GMSCGatewayMSC網(wǎng)關移動業(yè)務中心GPRS GeneralPacketRadioService通用分組無線業(yè)務GPSGlobalPositioningSystem全球定位系
8、統(tǒng)GRRGPRSRadioResourcesGPRS無線資源GSMGlobalSystemforMobileCommuni
