移动网络通讯名词解释.docx

移动网络通讯名词解释————————————————————————————————作者:————————————————————————————————日期: 移动网络通讯名词解释刘耀光编著,李南山校补(2009-04-22)编号名词解释1GSM(GlobalSystemforMobile)全球移动通信系统2BTS(BaseTransceiverStation)基站收发信息台3BSC(BaseStationController)基站控制器4MSC(MobileSwitchingCenter)移动交换中心5HLR(HomeLocationRegister)归属位置寄存器6VLR(VisitingLocationRegister)访问位置寄存器7AUC(AuthenticationCenter)鉴权中心8EIR(EquipmentIdentifyRegister)设备身份注册9BC(BillingCenter)计费中心10OMC(OperationandMaintenanceCenter)操作维护中心11SGSN(ServingGPRSSupportNode)GPRS服务支持节点12GGSN(GatewayGPRSSupportNode)GPRS网关支持节点13PCU(PacketControlUnit)分组控制单元14APN(AccessPointName)接入点名称15GPRS(GeneralPacketRadioService)通用无线分组业务16SMSC(SortMessageServingCenter)短信服务中心17DNS(DomainNameSystem)域名解析系统18SIM(SubscriberIdentifyModule)用户身份鉴定模块19PSTN(work)公共电话交换网络20PLMN(work)公用陆地移动网21ISDN(work)综合业务数字网22PDN(work)接口24GnPortGn接口与PLMN之间的信令接口25GsPortGs接口SGSN与MSCServer接口26GrPortGr接口SGSN与HLR之间的接口27RADIUS(RemoteAuthenticationDialInUserService)远程用户拨号认证系统28WAP(WirelessApplicationProtocol)无线应用协议29WML(WirelessMarkupLanguage)无线标注语言30EDGE(SMEvolution)增强型数据速率GSM演进技术31RTT(Round-TripTime)往返时延32URL(UniformResourceLocator)统一资源定位33CS域(CircuitSwitchedDomain)电路交换域34PS域(PackageSwitchedDomain)分组交换域35FDD(FrequencyDivisionDuplexing)频分双工36TDD(TimeDivisionDuplexing)时分双工1HSDPA(ess)高速下行链路分组接入2HSUPA(ess)高速上行链路分组接入3UMTS(municationSystem)通用移动通信系统4WCDMA(WideCDMA)宽带CDMA5TD-SCDMA(TimeDivision-ess)时分同步的码分多址技术6EVDO(EvolutionData