《通信专业综合能力(初级)》 缩略语表

英文全称中文全称

3GPP3rd Generation Partnership Projec第三代移动通信伙伴组织A/DAnalogue-to-Digital(conversion) 模拟/数字（转换）AALATM Adaptation LayerATM适配层ABAddress Bus地址总线ACAlternating Current交流电ACKAcknowledgement确认字符ADMAdd/Drop Multiplexer分叉复用器ADPCMAdaptive Difference Pulse Code Modulation自适应差分脉冲编码调制ADSLAsymmetric Digital Subscriber Line非对称数字用户环路AGCAutomatic Gain Control自动增益控制ALUArithmetic Logic Unit算术逻辑单元AMAmplitude Modulation幅度调制AMPSAdvanced Mobile Phone System先进移动电话系统ANAccess Network接入网APAccess Point接入点APIApplication Program Interface应用程序接口ARPAddress Resolution Protocol地址解析协议ARQAutomatic Repeat Request自动重传请求ASApplication Server应用服务器ASCIIAmerican Standard Code for Information Interchange美国信息交换标准码ASKAmplitude Shift Keying幅移键控ATMAsynchronous Transfer Mode异步传输模式AU- PTRAdministration Unit Pointer管理单元指针AVCAdvanced Video Coding高级视频编码BGCFBreakout Gateway Control Function出口网关控制功能BRASBroadband Remote Access Server宽带远程接入服务器CBControl Bus控制总线CCCommon Criteria联合公共准则CDMACode Division Multiple Access码分多址CDNContent Distribution Network内容分发网络CNNICChina?Internet Network Information Center中国互联网络信息中心COFDMCoded Orthogonal Frequency Division Multiplexing编码正交频分复用CPNCustomer Premises Network用户驻地网CPUCentral Processing Unit中央处理器CSCircuit Switch电路交换CSCFCall Session Control Function呼叫会话控制功能CSMACarrier Sense Multiple Access载波检测多路访问CSMA/CDCarrier Sense Multiple Access with Collision Detection载波监听多点接入/碰撞检测CTCPECCanadian Trusted Computer Product Evaluation Criteria加拿大评价标准CWDMCoarse Wavelength Division Multiplexing粗波分复用DBData Bus数据总线DBData Base数据库DBAData Base Administrator数据库管理员DBMSData Base Management System数据库管理系统DBSData Base System数据库系统DCDirect Current直流电DDNDigital Data Network数字数据网DDoSDistributed Denial of Service分布式拒绝服务DHCPDynamic Host Configuration Protocol动态主机配置协议DMTDiscrete Multi Tone离散多音频DNSDomain Name System域名系统DOSDisk Operating System磁盘操作系统DPCMDifferential Pulse Code Modulation差分脉冲编码调制DPSKDifferential Phase Shift Keying差分相移键控DSDistribution System分配系统DSBDouble-sideband modulation双边带调制DSLDigital Subscriber Line数字用户环路DWDMWavelength Division Multiplexing密集波分复用DXCDigital Cross Connect数字交叉连接EDFAErbium Doped Optical Fiber Amplifier掺铒光纤放大器EHFExtremely High Frequency极高频ELFExtremely Low Frequency极低频ENIACElectronic Numerical Integrator Ancl Calculator电子数字积分计算机FCFederal Criteria美国联邦准则FDDFrequency Division Duplexing频分双工FDMFrequency Division Multiplexing频分复用FDMAFrequency Division Multiple Access频分多址FECForward Error Correction前向纠错FMFrequency Modulation频率调制FRAFiber Raman Amplifier光纤拉曼放大器FSKFrequency Shift Keying频移键控FTPFile Transfer Protocol文件传输协议FTTxFiber To The x光纤接入GEOGeosynchronous orbit高轨移动卫星通信系统GPSGlobal Positioning System全球定位系统GSMGlobal System for Mobile Communication全球移动通信系统GSMPGeneral Switch Management Protocol通用交换机管理协议HDTVHigh Definition Television数字高清晰度电视HFHigh Frequency高频HPAHigh Power Amplifier高功率放大器HSSHome Subscriber Server归属用户服务器HTTPHyper Text Transfer Protocol超文本传输协议IABInternet Architecture Board因特网体系结构委员会ICMPInternet Control Message Protocol因特网控制报文协议ICPInternet Content Provider网络内容服务商I-CSCFInterrogating-CSCF询问呼叫会话控制功能ICTInformation Communications Technology信息与通信技术IDCInternet Data Center互联网数据中心IESGInternet Engineering Steering Group因特网工程指导小组IETFInternet Engineering Task Force互联网工程任务组IFMPIpsilon Flow Management ProtocolIplison流量管理协议IGMPInternet Group Management Protocol因特网组管理协议IMSIP Multimedia SubsystemIP多媒体子系统IMS-MGWIMS Media GatewayIMS多媒体网关IMT-2000International Mobile Telecom System-2000国际移动电话系统-2000IMT-AdvancedInternational Mobile Telecommunications-Advanced高级国际移动通信IP-VPNIP-Virtual Private Network互联网虚拟专用网业务IRSGInternet Research Steering Group因特网研究指导小组IRTFInternet Research Task Force因特网研究部ISInterim Standard暂时标准ISDNIntegrated Services Digital Network综合业务数字网ISOCInternet Society国际互联网协会ISPInternet Service Provider网络服务提供商ISUPISDN User PartISDN 用户部分ITSECInformation Technical Security Evaluation Criteria信息技术安全评估标准ITUInternational Telecommunication Union国际电信联盟ITU-RInternational Telecommunication Union-Radiocommunicationssector国际电信联盟-无线电通信组IVRInteractive Voice Response交互式语音服务LANLocal Area Network局域网LDPCLow Density Parity Check Code低密度奇偶校验码LFLow Frequency低频LMDSLocal Multipoint Distribution Services本地多点分配业务LNALow Noise Amplifier低噪声放大器LPRLocal Primary Reference区域基准时钟源LTELong Term Evolution长期演进MACMedia Access Control媒体访问控制MCUMulti Control Unit多点控制单元MFMedium Frequency中频MGCFMedia Gateway Control Function媒体网关控制功能MIMOMultiple-Input Multiple-Output多输入多输出技术MMDSMultichannel Microwave Distribution System多路多点分配业务MPEGMoving Picture Experts Group动态图像专家组MRFMedia Resource Function多媒体资源功能MRFCMultimedia Resource Function Controller多媒体资源功能控制器MRFPMultimedia Resource Function Processor多媒体资源功能处理器MSOHMultiplex Section Overhead复用段开销NENetwork Entity网络单元NetBIOSNetwork Basic Input/Output System网络基本输入/输出系统NGINext Generation Internet下一代互联网NGNNext Generation Network下一代网络NMTNordic Mobile Telephony北欧移动电话NSFNational Science Foundation国家科学基金会NTTNippon Telegraph & Telephone日本电报电话公司OADMOptical Add-Drop Multiplexer光分插复用器OAMOperation Administration and Maintenance操作管理维护ODNOptical Distribution Network光分配网络OFDMOrthogonal Frequency Division Multiplexing正交频分复用OLAOptical Line Amplifier光线路放大器OLTOptical Line Terminal光线路终端ONUOptical Network Unit光网络单元OSOperating System操作系统OSCOptical Supervisory Channel光监控信道OSIOpen System Interconnection开放式系统互联OTMOptical Terminal Multiplexer光终端复用器OTUOptical Transform Unit光转换单元PCMPulse Code Modulation;脉冲编码调制P-CSCFProxy-CSCF代理呼叫会话控制功能PDCPersonal Digital Cellular个人数字蜂窝移动通信（日本的）PDFPolicy Decision Function策略决策功能PMPhase Modulation相位调制PMDPolarization mode dispersion偏振模色散PONPassive Optical Network无源光纤网络POP3Post Office Protocol - Version 3邮局协议版本3PPPPoint-to-Point Protocol点对点协议PSKPhase Shift Keying相移键控PTTPush To Talk一键通（按讲）PVCPermanent Virtual Circuit永久虚电路QAMQuadrature Amplitude Modulation正交振幅调制QoSQuality of Service服务质量RAMRandom Access Memory随机存储器RARPReverse Address Resolution Protocol反向地址转换协议REGRegenerative Repeater再生中继器RFCRequest For Comments请求评论RGResearch Group研究组ROMRead Only Memory只读存储器RSOHRegenerator Section Overhead再生段开销RTTRadio Transmission Technology无线传输技术SBSStimulated Brillouin Scattering受激布里渊散射SCPService Control Point业务控制点S-CSCFServing-CSCF服务呼叫会话控制功能SDHSynchronous Digital Hierarchy同步数字体系SDNSoftware Defined Network软件定义网络SEGSecurity gateway安全网关SGWSignal Gate Way信令网关SHFSuper High frequency超高频SLSignaling Link信令链路SLFSuper Low Frequency超低频SLFSubscription Locator Function签约定位功能SMTPSimple Mail Transfer Protocol简单邮件传输协议SNIService Node Interface业务节点接口SNMPSimple Network Management Protocol简单网络管理协议SOASemiconductor Optical Amplifier半导体光放大器SPSignaling Point信令点SPMSelf-Phase Modulation自相位调制SRSStimulated Raman Scattering受激拉曼散射SSBSingle-Sideband modulation单边带调制STM-NSynchronous Transport Module level-N同步传输模块等级NSTPSignaling Transfer Point信令转接点SVCSwitched Virtual Circuit交换虚电路SYNSynchronize同步TACSTotal Access Communications System全球接入通信系统TCBTrusted Computing Base可信计算基TCPTransmission Control Protocol?传输控制协议TCP/IPTransmission Control Protocol/Internet Protocol传输控制协议/因特网互联协议TCSECTrusted Computer Standards Evaluation Criteria可信任计算机标准评估准则TDDTime?Division?Duplexing时分双工TD-LTETime Division Long Term?Evolution时分长期演进技术TDMATime Division Multiple Access时分多址TD-SCDMATime Division-Synchronous Code Division Multiple Access时分同步码分多址TFTPTrivial File Transfer Protocol简单文件传输协议TMTermination Multiplexer终端复用器TMFTeleManagement Forum电信管理论坛TMNTelecommunications Management Network电信管理网TRPTelecommunication Reference Point电信参考点UDPUser Datagram Protocol用户数据报协议UHFUltra High Frequency特高频ULFUltra Low Frequency特低频UMTSUniversal Mobile Telecommunications System通用移动通信系统UNIUser Network Interface用户网络接口VCIVirtual Channel Identifier虚通道标识符VDSLVery High Speed Digital Subscriber Line超高速数字用户线路VHFVery High frequency甚高频VLFVery Low Frequency甚低频VODVideo On Demand视频点播VPDNVirtual Private Dial－up Networks虚拟专用拨号网VPNVirtual Private Network虚拟专用网络?VSATVery Small Aperture Terminal甚小天线卫星地球站（也称“甚小口径地球站”）VSBVestigial Sideband modulation残留边带调制WANWide Area Network广域网WBFMWideBand Frequency-Modulation宽带调频WCDMAWideband Code Division Multiple Access宽带码分多址接入WDMWavelength Division Multiplexing 波分复用WGWorking Group工作组WLANWireless Local Area Networks无线局域网WWWWorld Wide Web万维网xDSLx Digital Subscriber Line数字用户线路XPMCross Phase Modulation交叉相位调制

缩写