通信英语缩略语中英文对照
通信缩略语C字母中英文对照
C&C：Computer & Communication，计算机与通信C/D：Coder / Decoder，编码器/译码器C/I：Carrier/Interference，载干比C/N：Carrier-to-Noise ratio，载噪比C/R：Command / Response (bit) ，命令/响应(比特)C2B：Customer to Business，消费者到企业(电子商务)C3(3C)：Computer, Communication, Control，计算机、通信、控制C3I：Command, Control, Communication and Intelligence，指挥、控制、通信和情报C4I：Command, Control, Communication, Computer and Intelligence，指挥、控制、通信、计算机和情报C5(5C)：Computer, Communication, Content, Customer and Control，计算机、通信、容量、顾客和控制C7：CCITT No.7 signaling，CCITT七号信令CA：Call Agent，呼叫代理CA：Certificate Authority，认证中心CA：Charging Analysis，计费分析CA：Collision Avoidance，碰撞防止CA：Communication Automation，通信自动化CA：Congestion Avoidance，拥塞防止CAA：Computer Assisted Animation，计算机辅助动画CAAD：Computer Aided Architecture Design，计算机辅助结构设计CAAS：Computer-Assisted Animation System，计算机辅助动画系统CAC：Call Admission Control，呼叫允许控制CAC：Computer Aided Creating，计算机辅助创意CAC：Computer Assisted Composition，计算机辅助创作(作曲) CAC：Computer-Assisted Counseling，计算机辅助咨询CAC：Connection Admission Control，连接允许控制CAD：Computer Aided Design，计算机辅助设计CAD：Computer-Aided Diagnosis，计算机辅助诊断CAE：Computer-Aided Education，计算机辅助教育CAE：Computer-Aided Engineering，计算机辅助工程CAE：Customer Application Engineering，用户应用工程CAI：Common Air Interface，公共空中接口CAI：Computer-Aided Instruction，计算机辅助教学CAI：Computer-Assisted Interrogation，计算机辅助咨询CAIRS：Computer-Assisted Information Retrieval System，计算机辅助情报检索系统CAL：Computer-Assisted Learning，计算机辅助学习CD：Caller Diverting，来电转接Caller ID，来话方显示Cellular Phones，移动电话CAM：Computer Added Manufacturing，计算机辅助制造CAM：Core Access Module，核心接入模块CAMC ：Customer Access Maintenance Center，用户接入维护中心CAMEL：Customized Application for Mobile Network Enhanced Logic，移动网络定制应用增强逻辑服务器CAMPER：Computer Aided Movie PERspectives，计算机辅助电影画面制作CAN：Cable Area Network，缆区网络CAN：Campus Area Network，校园区域网络CAN：City Area Network，市区网络CAN：Compact Access Node，密集的接入结点CAN：Customer Access Network，用户接入网CAP：Cable Access Point，纤缆接入点CAP：Carrierless Amplitude Phase，无载波幅相(调制)CAP：Channel Assignment Problem，信道分配问题CAP：Competitive Access Provider，相互竞争的接入提供商CAPTAIN：Character And Pattern Telephone Access Information Network system，图文电话信息网络系统CAR：Channel Assignment Register，信道分配寄存器CAR：Committed Access Rate，承诺的接入速率CAR：Computer-Assisted Retrieval，计算机辅助检索CARD：Channel Allocation and Routing Data，信道分配与路由选择数据CARDDET，卡检测CAS：Channel Associated Signaling，随路信令CASE：Common Application Service Element，公共应用服务单元CASE：Computer Aided Software Engineering，计算机辅助软件工程CASE：Computer Aided Systems Evaluation，计算机辅助系统评价CAT：Computer Aided Testing，计算机辅助测试CAT：Computer-Aided Translation，计算机辅助翻译CATA：Computer Assisted Traditional Animation，计算机辅助传统动画显示CATS：CAble Transfer Splicing，纤缆转换连接CATV：CAble TeleVision，有线电视CATV：Community Antenna TeleVision，共用天线电视系统CATT：China Academy of Telecommunication Technology，中国电信科学技术研究院CAU：Cell Antenna Unit ，小区天线单元CA VE：Cellular Authentication V oice Encription，蜂窝鉴权和语音加密CA VG：Computer Assisted Video Generation，计算机辅助影像生成CAW：CAll Waiting，呼叫等待CB：Communication Bus，通信总线CB：Channel Bank，通道汇流排CBDS：Connectionless Broadband Data Service，无连接宽带数据业务CBK：Call BacK，回叫CBMA：Computer-Based Music Analysis，基于计算机的音乐分析CBQ：Class-Based Queuing，基于级别的排队CBR：Constant Bit Rate，固定比特率CBR：Constraint Based Routing，基于约束的选路CBR：Content Based Retrieval，基于内容的检索CBR：Continuous Bit Rate，恒比特速率CBSRP：Capacity-Based Session Reservation Protocol，基于容量的对话保留协议CBX：Computerized Branch eXchange，计算机化小交换机CC：Communication Control，通信控制CC ：Call Collision，呼叫冲突CC：Call Control ，呼叫控制CC：Color Compensation，彩色补偿CC：Color Correction，彩色校正CC：Compression and Coding，压缩与编码CC：Control Channel，控制信道CC：Country Code，国家代码CC：Connection Confirmation，接续确认CC：Convolutional Coding，卷积编码CC：Credit Card，信用卡CCA：Call Control Agent，呼叫控制代理CCA：Common Communication Adapter，公用通信适配器CCA：Common Cryptographic Architecture，公用密码结构CCAF：Call Control Access Function，呼叫控制接入功能CCAF：Call Control Agent Function，呼叫控制代理功能CCB：Call Control Block，呼叫控制块CCB：Configuration Control Board，配置管理委员会CCB：Connection Control Block，连接控制块CCB：Customer Care and Billing，客户服务和计费CCBS：Completion of Call to Busy Subscriber，遇忙呼叫完成CCC：Color Cell Compression，色彩单元压缩CCC：Computer Communication Converter ，计算机通信转换器CCC：Credit Card Calling，信用卡呼叫CCCH：Common Control Channel，公共控制信道CCD：Charge Coupled Device，电荷耦合器件CCDMA：Cooperative CDMA，协作CDMACCDN：Corporate Consolidation Data Network，共同统一数据网络CCDU：CES Channels Dispatch Unit，电路仿真业务信道分配单元CCE：Cooperative Computing Environment，协作计算环境CCF：Call Control Function，呼叫控制功能CCF：Communication Control Field，通信控制字段CCF：Connection Control Function，接续控制功能CCH：Control Channel，控制信道CCI：CoChannel Interference，共道干扰CCI：Conference Call Indicator，会议电话指示器CCIR：International Radio Consulative Committee，国际无线电咨询委员会CCIS：Coaxial Cable Information System，同轴电缆信息系统CCIS：Common-Channel Interoffice Signaling，共路局间信令CCITT：International Telegraph and Telephone Consultative Committee，国际电报与电话顾问委员会CCLN：CDMA Cellular Land Network CDMA，蜂窝陆地网络CCONTCSX ，开机维持CCONT：电源模块CCONTINT：电源模块中断CCP：Call Confirmation Procedure，呼叫确认过程CCP：Call Control Procedure，呼叫控制过程CCP：Call Control Processor，呼叫控制处理器CCP：Communication Control Processor，通信控制处理器CCP：Cross-Connection Point，交叉连接点CCPCH：Common Control Physical Channel，公共控制物理信道CCR：Call Congestion Ratio，呼损率CCS：Common Channel Signaling，公共信道信令CCS：Call Connected Signal，呼叫接通信号CCS：Centi-Call Seconds，百秒呼CCS：Common Channel Signaling，共路信令CCS：Control Coordination System，控制协调系统CCS7：Common Channel Signaling No.7，七号共路信令CCSA：Common-Control Switching Arrangement，公用控制交换方案CCSE：Common Channel Signaling Equipment，公共信道信令设备CCSM：Common Channel Signaling Module，公共信道信令模块CCSN：Common Channel Signaling Network，公共信道信令网CCSS：Common Channel Signaling System，公共信道信令系统CCTrCH：Coded Composite Transport Channel，编码组合传输信道CCTV：Closed-Circuit TeleVision，闭路电视CCU：Communication Control Unit，通信控制单元CCUT，低电保护充电控制信号CD：Call Deflection，呼叫改向CD：Call Distribution，呼叫分配CD：Cell Delay，信元延时CD：Collision Detection，冲突检测CD：Compact Disc，光盘CD：Compressed Data，压缩数据CDB：Common Data Bus，公共数据总线CDB：Common Data Base，公用数据库CD-DA：Compact Disc Digital Audio，数字音频光盘CDDI：Common Distributed Data Interface，通用分布式数据接口CDDI：Copper Distributed Data Interface，铜线分布式数据接口CD-DV：Compact Disc Digital Video，数字视频光盘CDE：Collaboration Development Environment，协同开发环境CDE：Compact Disc Erasable，可擦光盘CDF：Communication Data Field，通信数据字段CDFM：Compact Disc File Manager，光盘文件管理系统CDFS：Compact Disc File System，光盘文件系统CDG：CDMA Development Group，CDMA发展集团CD-G：Compact Disc-Graphics，图形光盘CDHS：Comprehensive Data Handling System，综合数据处理系统CDI：CalleD line Identity，被叫线路鉴别CD-I：Compact Disc-Interactive，交互式光盘CDIS：Common Data Interface System，公共数据接口系统CDL：Common channel Data Link，公共信道数据链路CDLI：CalleD Line Identity，被叫线路鉴别CDM：Code Division Multiplexing，码分复用CDMA：Code Division Multiple Access，码分多址，码分多址接入CD-MO：Compact Disk Magnet Optical，磁光盘Code Division Multiple Access(CDMA)，分码多重进接Cordless Phone，无线电话CDPD：Cellular Digital Packet Data，蜂窝数字分组数据CDN：Content Delivery Network，内容提供网CDNM：Cross-Domain Network Manager，跨域网络管理程序CDP：Customer Data Processing，用户数据处理CDPC：Central Data Processing Computer，中央数据处理计算机CDPD：Cellular Digital Packet Data，蜂窝数字分组数据CDPS：Central Data Processing System，中央数据处理系统CDR：Call Data Recording，呼叫数据记录CDR：Call Detail Record，呼叫详细记录CDR：Call Detail Recorder，呼叫细节记录器CDR：Capacity to Demand Ratio，容量需求比CDR：Charging Data Recording，计费数据记录CD-R：Compact Disc Recordable，可写光盘CD-R：Compact Disc-Recorder，光盘写入机CDRAM：Cache Dynamic Randon Access Memory，DRAM高速缓存CD-ROM：Compact Disc-Read Only Memory，只读光盘CDRTOS：Compact Disc Real Time Operating System ，光盘实时操作系统CD-RW：Compact Disc ReWritable，可擦写光盘CDS：Compressed Data Storage，压缩数据存储器CDS：Computerized documention Service，计算机化的文献服务CDSS：Compressed Data Storage System，压缩数据存储系统CD-UDF：Compact Disc Unified Disk Format，统一格式的光盘CDV：Cell Delay Variation，信元迟延变化CDV：Compressed Digital Video，压缩数字视频CD-V：Compact Disc-Video，视频光盘CDVT：Cell Delay Variation Tolerance，信元迟延变化容差CD-WO：Compact Disc Write Once ，一次写入光盘CD-WOEA：Compact Disc Write Once Extend Area，一次写入光盘扩充区CD-WORM：Compact Disc-Write Once Read Many，一次写入多次读出光盘CE：Call Establishment，呼叫建立过程CE：Circuit Emulation，电路仿真CE：Computing Environment，计算环境CE：Connecting Element ，连接单元CE：Convolutional Encoder，卷积编码器CEC：Cell Error Control，信元差错控制CELP：Code-Excited Linear Excited Predictive Coding，码激励线性编码CEM：Constant Envelope Modulation，恒包络调制CEN：Cell Error Number，信元差错数CENTRX：CENTRal Exchange，集中用户交换机CEP：Call set-up Error Probability，呼叫建立差错概率CEPT：Conference European Post et de Telecom，欧洲邮政和电信会议CER：Cell Error Rate，信元错误率CES：Circuit Emulation Service，电路仿真业务CES：Coast Earth Station，海岸地球站CES：Communication Engineering Standard，通信工程标准CEST：Coast Earth Station Telex，海岸地球站用户电报CF：Call Forwarding，呼叫前转CF：Conversion Facility，转换设施CF：Core Function，核心功能CFA：Capacity and Flow Assignment，容量和流量分配CFB：Call Forwarding Busy，呼叫前转忙CFB：Call Forward on mobile subscriber Busy,移动台忙时前向呼叫CFN：Carrier Frequency Net，载频网CFRNc：Call Forwarding on mobile subscriber Not Reachable,移动用户未够能达到前向呼叫CFNRy：Call Forwarding on No Reply，呼叫无应答前转CFR：Cell Failure Ratio，信元失效比CFR：Channel Failure Ratio，信道失效比CFS：Call Failure Signal，呼叫故障信号CFU：Call Forwarding Unconditional，前向呼叫无条件转移CG：Charging Gateway，计费网关CG：Computer Graphics，计算机图形学CGC：Charge Generation Control，计费生成控制CGC：Circuit-Group-Congestion，电路群拥塞CGH：Computer-Generated Holograms，计算机生成的全息图CGI：Common Gateway Interface，通用网关接口CGI：Computer Graphics Interface，计算机图形接口CGM：Computer Graphics Metafile，计算机图形元文件CGP：Computervision Graphics Processor，计算机视觉图像处理器CH：Call Handler，呼叫处理器CH：Call Hold，呼叫保持CHA：Call Hold with Announcement，带通知的呼叫保持CHAN：CHarge Analysis，计费分析CHAP：Challenge Handshake Authentication Protocol，口令握手认证协议CHARLIM，充电终止信号CHAS：CHannel Associated Signaling，随路信令CHC：CHannel Controller，通道控制器CHD：Call HanDling，呼叫处理CHI：CHannel Interface，通道接口CHILL：CCITT High Level Language，CCITT高级语言CHRFLAG：CHaRging FLAG，计费标记CHRMT：CHaRging MeThod，计费方法CHS：Call Hold Service，呼叫保持业务CHT：Call Holding Time，呼叫保持时间CI：Cell Identity，小区识别码CI：Cluster Interface，群接口CI：Command Identifier，指令标识符CI：Computer Interconnect，计算机互连CI：Congestion Indication，拥塞指示CI：Crossbar Interconnection，纵横制互联CI：Customer Installation，用户装置CIC：Ciucuit Identification Code，电路识别码CIC：Communications Intelligence Channel，通信智能信道CICS：Customer Information Control System，客户信息控制系统CID：Call Instance Data，呼叫实例数据CID：Caller Identification，主叫识别CID：Channel Identifier，信道标识符CIDFP：Call Instance Data File Point，呼叫实例数据文件段CIDR：Class Inter-Domain Routing，分级域间路由选择CIDR：Classless Inter Domain Routing，无级域间路由选择CIF：Common Intermedia Format，通用中间格式CIFS：Common Internet File System，公用因特网文件系统CIG：Cell Interconnection Gateway，信元互连网关CIG：Computer Image Generator，计算机图像发生器CIG：Computerized Interactive Graphics，计算机化交互图形学CIL：Call Identification Line，呼叫识别线路CIM：Common Information Model，公共信息模型CIM：Computer Input Media，计算机输入媒体CIM：Computer Input Microfilm，计算机输入微缩胶片CIM：Computer Integrated Manufacturing，计算机集成制造CIM：Control Interface Module，控制接口模块CIMS：Computer Integrated Manufacturing System，计算机集成制造系统CIO：Chief Information Officer，信息主管CIP：Call Information Processing，呼叫信息处理CIP：Congestion Indication Primitive，拥塞指示原语CIPOA：Classical IP Over ATM ATM，承载经典IPCIR：Calling-line-Identity-Request，主叫线路识别请求CIR：Committed Information Rate，待发信息速率CIS：CDMA Interconnect Subsystem，CDMA互连子系统CIS：Customer Information System，客户信息系统CISC：Complex-Instruction-Set Computing，复杂指令集计算CIU：Cell Input Unit，信元输入单元CIW：Customer Information Warehouse，用户信息仓库CIX：Commercial Internet eXchange，商用因特网交换CKE：Chinese Keypad Entry，中文键盘输入CKO：Chief Knowledge Officer，知识工程主管CLASS：Custom Local Area Signaling System，用户局域信令系统CLASS：Customized Local Access Signaling Service，定制的本地接入信令服务CLBM：CLassical Broadcasting Model，传统的广播模型CLD：Cell Loss Detection，信元损失检测CLEC：Competitive Local Exchange Carrier，竞争性的本地交换运营商CLI：Calling Line Identification，主叫线路识别CLI：Command Line Interface，指令线路接口CLIF：Called Line Identification Facility，被叫线路识别设备CLIP：Calling Line Identification Presentation，主叫用户线识别提示CLIP：CLassical over IP，IP承载传统业务CLIR：Calling Line Identification Restriction，主呼用户线识别限制CLIRI：Calling Line Identification Request Indication，主叫线路识别请求指示CLIS：Called Line Identification Signal，被叫线路识别信号CLLM：Consolidated Link Layer Management message，综合链路层管理信息CLM：ConnectionLess service Module，无连接业务模块CLNAP：ConnectionLess Network Access Protocol，无连接网络接入协议CLNP：ConnectionLess Network Protocol，无连接网络协议CLNS：ConnectionLess Network Service，无连接网络服务CLP：CaLl Processor，呼叫处理机CLP：Cell Loss Priority，信元丢失优先权CLP：Cell Loss Probability，信元丢失概率CL-PDU：ConnectionLess Protocol Data Unit，无连接协议数据单元CLPI：Cell Loss Priority Indication，信元丢失优先级指示CLR：Cell Loss Rate，信元丢失率CLR：Cell Loss Ratio，信元丢失比CLR：Computer Language Recorder，计算机语言记录装置CLS： Channel Load Sensing，信道负载检测CLS：Controlled Load Service，受控负载业务CLS：Customer Link Service，用户链路业务CL-SCCP：ConnectionLess SCCP，无连接SCCPCLSF：ConnectionLess Service Function，无连接服务功能CLSP：Channel Load Sensing Protocol，信道负载检测协议CLSS：Communication Link SubSystem，通信链路子系统CLT：Communication Line Terminal，通信线路终端CM：Cable Modem，纤缆调制解调器CM：Call Manager，呼叫管理器CM：Call Monitor，呼叫监控器CM：Cell Merger，信元归并CM：Coherence Multiplexing，相干复用CM：Configuration Management，配置管理CM：Connection Manager，连接管理器CM：Connection Management，连接管理CM：Connection Matrix，连接矩阵CM：Continuous Media，连续性媒体CM/SCM：Coherence Multiplexing / SubCarrier Multiplexing，相干复用/副载波复用CMA：Coherence Multiple Access，相干多址访问CMAC：Control Mobile Attenuation Code，控制移动衰减码CMC：Call Modification Completed message，呼叫改变完成消息CMC：Coherent Multi-Channel，相干多信道CMC：Concurrent Media Conversion，并行媒体转换CMC：CUG Management Center，CUG管理中心CMCB ：CoMmunication Control Block，通信控制功能块CME：Communication Management Entity，通信管理实体CME：Connection Management Entity，连接管理实体CMI：Call Management Information，呼叫管理信息CMI：Coding Method Identifier，编码方式标识符CMIP：Common Management Information Protocol，公共管理信息协议CMIP：Common Management Interface Protocol，公共管理接口协议CMIS：Common Management Information Service，公共管理信息服务CMIS/P：Common Management Information Service / Protocol，公共管理信息服务/协议CMISE：Common Management Information Service Element，公共管理信息业务单元CMM：Cell Management Module，信元管理模块CMN：Cell Misinsertion Number，信元错插数CMOS：Complementary Metal-Oxide Semiconductor，互补金属氧化物半导体CMP：Content Management and Protection，内容管理和保护CMP：Customer Management Point，客户管理点CMR：Call Modification Request message，呼叫改变请求消息CMR：Cell Misinsertion Rate，信元误插率CMR：Common-Mode Ratio，共模抑制比CMRR：Common-Mode Rejection Ratio，共模抑制比CMVR：Common-Mode V oltage Ratio，共模电压比CMRFI：Cable Modem RF Interface，线缆调制解调器射频接口CMRM：Call Modification Reject Message，呼叫改变拒绝信息CMRTS：Celulla Mobile Radio Telephone System，蜂窝移动无线电话系统CMS：Call Management System，呼叫管理系统CMS：Cluster Management System，群集管理系统CMS：Conversational Monitor System，会话式监控系统CMT：Cellular Message Telecommunications，蜂窝消息电信业务CMTS：Cable Modem Termination System，线缆调制解调器端接系统CMTS：Centralized Maintenance Test System，集中式维护测试系统CMW：Common MiddleWare，公共中间件CMX：Compact Multimedia Extension Services，压缩的多媒体扩展业务CMY：Cyan青，Magenta 品红，Yellow 黄，（printing colors），减色系统CN：Core Network，核心网CAN：Communication Network Architecture，通信网络体系结构CAN：Cooperative Networking Architecture，协作式联网体系结构CNC：Congestion Notification Cell，拥塞通知信元CNCC：Customer Network Control Center，用户网控制中心CNDP：Communication Network Design Program，通信网络设计程序CNII：China National Information Infrastructure，中国国家信息基础设施CNIP：Calling Name Identification Presentation，主叫号码识别显示CNIR：Calling Name Identification Restriction，主叫号码识别限制CNLP：Connectionless Network Layer Protocol，无连接模式网络层协议CNM：Centralized Network Management，集中式网络管理CNM：Customer Network Management，用户网管理CNMI：Communications Network Management Interface，通信网络管理接口CNN：Cellular Neural Network，蜂窝神经网络CNNS：Connectionless Node Network Service，无连接节点网络服务CNP：Communications Network Processor，通信网络处理器CNR：Carrier Noise Ratio，载噪比CNS：Communications Network System，通信网络系统CNTVR-1，稳压器控制信号－1CO：Central Office，中心局CO：Connection-Oriented，面向连接的COA：ChangeOver Acknowledge，倒换证实信号COAT：Coherent Optical Adaptive Technique，相干光自适应技术COBBACLK，音频（13M）时钟COBBACSX，音频片选COBBAIDA I数据线COBBAIF，音频接口COBBAQDAQ，数据线COBBASDA，音频数据COBBA，音频处理器COBOL：COmmon Business Oriented Language，面向商业的通用语言COC：Central Office Connection，中心局连接COC：COnsulation Calling，协商呼叫COCF：Connection-Oriented Convergence Function，面向连接的会聚功能CODEC：COder-DECoder，编译码器COFDM：Coding Orthogonal Frequency Division Multiplex，正交编码频分复用COH：Connection OverHead，连接开销COI：Central Office Interface，中心局接口COIP：COnnected line Identification Presentation，被连接线识别提示COIP：Connection-Oriented Internet Protocol，面向连接的网际协议COIR：COnnected line Identification Restriction，被叫连接线识别限制COIU：Central Office Interface Unit，中心局接口单元COL：Computer-Oriented Language，面向计算机的语言COL：COnnect Line identity ，连接线路识别COL(4:0),键盘列线COLI：COnnected Line Identity，被连接线路识别CoLP：Connected Line Identification Presentation，连接线显示CoLR：Connected Line Identification Restriction，连接线限制COM：Centralized Operation and Maintenance，集中的操作和维护COM：Common Object Model，公用对象模型COM：Continuation Of Message，报文继续COM/CM：Common Object Model / Continuation of Message ，公用对象模型/持续报文COMC ：Centralized Operations and Maintenance Center，集中的操作和维护中心CONF：CONFerence calling ，会议呼叫CONP：Connection Oriented Network layer Protocol，面向连接的网络层协议CONS：Connection-Oriented Network Service，面向连接的网络服务COO：Cost Of Ownership，拥有成本COP：Character-Oriented Protocol，面向字符的协议COP：Cohenrent Optical Processor，相干光处理器COP：Continuation Of Packet，分组的连续性COPS：Common Open Policy Service，通用开放策略服务COQ：Channel Optimized Quantizer，信道最佳化量化器CORBA：Common Object Request Broker Architecture，公共对象请求代理结构CoS：Class of Service，业务类别，服务等级COS：Cell Output Switch，信元输出交换COS：Communications-Oriented Software，面向通信的软件COS：Cooperation for Open Systems，开放系统协作CO-SCCP：Connection-Oriented SCCP，面向连接的SCCP COSS：Common Object Services Specifications，公共对象服务规范COT：Central Office Terminal，中心局终端设备COT：Class Of Traffic，业务种类COT：Class Of Trunk，中继类别COTS：Connection Oriented Transfer Service，面向连接的传送业务COVQ：Channel-Optimized Vector Quantization，信道最佳化矢量量化CP：Collision Presence，出现冲突CP：Common Part，公共部分CP：Connection Point，连接点CP：Consolidation Point，集合点CP：Content Provider，内容供应商CP：Customer Premise，用户所在地CPA：Computer Performance Analysis，计算机性能分析CPB：Channel Program Block，信道程序块CPBX：Centralized Private Branch exchange，集中式电话小交换机CPC：Call Processing Control，呼叫处理控制CPCH：Common Packet Channel，公共分组信道CPCS：Common Part Convergence Sublayer，公共部分会聚子层CPCS-PDU：CPCS-Protocol Data Unit，公共部分会聚子层协议数据单元CPCS-SDU：CPCS-Service Data Unit，公共部分会聚子层业务数据单元CPE：Customer Premises Equipment，用户端设备CPFSK：Continuous Phase-Frequency Shift Keying，连续相位频移键控CPG：Call ProGress，呼叫进展CPH：Calling Party Handling，呼叫方处理CPHCH：Common PHysical Channel，公共物理信道CPI：Characters Per Inch，字符数/英寸CPI：Common Part Indicator，公共部分指示CPICH：Common Pilot Channel，公共导频信道CPL：Computer Program Library，计算机程序库CPLD：Complex Programmable Logic Device，可编程逻辑器件CPM：Call Processing Model，呼叫处理模式CPM：Call Processor Module，呼叫处理机模块CPM：Call Progress Message，呼叫进行消息CPM：Call Protocol Message，呼叫协议信息CPM：Call Protocol Module，呼叫协议模块CPM：Continuous Phase Modulation，连续相位调制CPM：Control Protocol Message，控制协议消息CPM：Core Packet Module，核心分组模块CPM：Critical Path Method，关键路径方法CPM：Cross Phase Modulation，交叉相位调制CPM：Customer Profile Management，客户类型管理CPN：Closed Private Network，专用闭环网络CPN：Customer Premises Network，用户驻地网CPP：Call Processing Program，呼叫处理程序CPP：Calling Party Pay，主叫付费CPR：Chirp-to-Power Ratio，啁啾与功率比CPR：Cost-Performance Ratio，价格性能比CPRMA：Centralized PRMA，集中式分组预留多址CPS：Call Privacy Service，呼叫保密业务CPS：Call Processing System，呼叫处理系统CPS：Central Processing System，中央处理系统CPS：Certification Practice Statement，认证操作规定CPS：Common Part Sublayer，公共部分子层CPS-PDU：Common Part Sublayer Protocol Data Unit，公共部分子层协议数据单元CPS-PH：Common Part Sublayer Packet Header，公共部分子层分组头CPS-PP：Common Part Sublayer Packet Payload，公共部分子层净荷CPSR：Current Program Status Register，当前程序状态寄存器CPT：Cellular Paging Telecommunications，蜂窝寻呼电信业务CPT：ComPatibility Test，兼容性测试CPT：Control Packet Transmission，控制报文分组传输CPT：Cost Per Thousand，每千人次访问收费CPT：Critical Path Technique，临界路径技术CPU：Central Processing Unit，中央处理器CPWDM：Chirped-Pulse Wavelength Division Multiplexing，脉冲波分复用CLI：Calling Line Identification，主叫线识别CR：Calling Rate，呼叫率CR：Channel Reservation，信道预定CR：Connection Request，连接请求CRA：Customerized Record Announcement，客户规定的记录通知CRAC：Channel Reservation for Ahead Cell，前信元信道预留CRBA：Common Request Broker Arehitecture，公共请求代理体系结构CRC：Centralized Resource Control，集中资源控制CRC：Common Routing Channel，公共路由选择信道CRC：Cyclic Redundancy Check，循环冗余校验CRC：Cyclic Redundancy Code，循环冗余码校验CRCA：Cyclic Redundancy Code Accumulator，循环冗余码累加器CRD：Call Rerouting Distribution，重选呼叫路由分布CRD：Clock Recovery Device，时钟恢复设备CRD：Collision Resolution Device，碰撞检测设备CRE：Cell Reference Event，信元参考事件CRED：CREDit card calling，信用卡呼叫CRF：Channel Repetition Frequency，信道重复频率CRI：Call Request with Identification，识别呼叫请求CRI：Collective Routing Indicator，集群路由选择标志CRM：Call Recording Monitor，呼叫记录监视器CRM：Customer Relationship Management，客户关系管理CRN：Call ReturN，呼叫返回CRP：Call Request Packet，呼叫请求分组CRP：Currently Recommended alternate Path，当前推荐的迂回路由CRS：Call Redirection Server，呼叫再定向服务器CRS：Call Redirection Supervisor，呼叫再定向监视器CRS：Call Routing System，呼叫路由选择系统CRS：Cell Relay Service，信元中继业务CRSS：Call Related Supplementary Services，呼叫相关辅助业务CRT：Call Request Time，呼叫请求时间CRT：Cathode-Ray Tube，阴极射线管CRTP：Compressed Real-Time Protocol，实时压缩协议CS：Capability Set，能力集CS：Cell Station，小区站CS：Central Station，中心站CS：Channel Selector，信道选择器CS：Channel Switching，信道交换CS：Character Strings，字符串CS：Circuit Switch，电路交换CS：Circuit Switched Domain，电路交换域CS：Client-Server，客户机-服务器CS：Compression System，压缩系统CS：Connection Server，连接服务器CS：Convergence Sublayer，会聚子层CS-1：Capability Set-1，能力组1CSA：Carrier Service Area，载波服务区CSA：Client Server Architecture，客户机服务器体系结构CSC：Circuit Supervision Control，电路监控CSC：Circuit Switching Center，电路交换中心CSC：Common Signaling Channel，公共信令信道CSC：Common-channel Signaling Controller，公共信道信令控制器CSC：Control Signaling Code，控制信令码CSC：Customer Service Center，用户服务中心CSCE：Centralized Supervisory and Control Equipment，集中监控设备CS-CELP：Conjugate-Structure Coded-Excited Linear Predication，共轭结构码激励线性预测CSCF：Call Server Control Function，呼叫服务器控制功能CSCM：Coherent SubCarrier Multiplexing，相干副载波复用CSCS：Common Signaling Channel Synchronizer，公共信令信道同步器CSCT：Circuit-Switched Connection Type，电路交换连接类型CSCW：Computer Supported Cooperative Work，计算机支持的协同工作CSD：Call Set-up Delay，呼叫建立延迟CSD：Circuit Switched Data，电路交换数据CSDN：Circuit Switched Data Network，电路交换数据网CSDN：Circuit Switched Digital Network，电路交换数字网络CSE：Common channel Signaling Equipment，公共信道信令设备CSEI：Common channel Signaling Equipment Interface，公共信道信令设备接口CSF：Cell Site Function，信元位置功能CSF：Channel Selection Filter，信道选择滤波器CSH：Called Subscriber Hold，被叫用户保持CSI：Called Subscriber Identification，被叫用户识别CSI：Carrier Scale Internetworking，载波级互通CSI：Channel State Information，信道状态信息CSI：Convergence Sublayer Indication，会聚子层指示CSIC：Customer Specific Integrated Circuit，用户专用集成电路CSK：Code Shift Keying，码移键控CSL：Computer Structure Language，计算机结构语言CSLIP：Compressed Serial Line Internet Protocol，压缩的串行线路因特网协议CSM：Call Segment Model，呼叫段模型CSM：Call Set-up Message，呼叫建立消息CSM：Call Supervision Message，呼叫监控信息CSM：Central Subscriber Multiplex，中心用户复用CSM：Clock Supply Module，时钟供给模块CSM：Customer Service Management，用户服务管理CSMA：Carrier Sense Multiple Access，载波检测多址访问CSMA/CD：Carrier Sense Multiple Access with Collision Detection，带冲突检测的载波多路监听CSN：Circuit Switched Network，电路交换网CSN：Common Services Network，公共服务网CSNP：Complete Sequence Numbers Protocol data unit，完整序号协议数据单元CSO：Composite Second Order，复合二次失真CSP：Call Signal Processing，呼叫信号处理CSP：Commerce Service Provider，商业性服务供应商CSP：Control Signal Processor，控制信号处理机CSPDN：Circuit Switched Public Data Network，电路交换公共数据网CSPM：Call & Signaling Process Module，呼叫和信令处理模块CSR：Cell Start Recognizer，信元起始识别程序CSR：Cell Switch Router，信元交换路由器CSR：Centrex Station Rearrangement，中心站调整CSR：Customer Service Representative，客户服务代表CSS：Cell Site Switch，信元位置转换CSS：Channel Signaling System，信道信令系统CSTA：Computer-Supported Telecommunications Applications，计算机支持的电信应用CSTN：Color Super Twisted Nematic，彩色超扭曲向列（LCD）CSU：Channel Service Unit，信道服务单元CSU：Circuit Switching Unit，电路交换单元CSU：Common Service Unit，公共业务单元CSU：Customer Service Unit，用户业务单元CSU/DSU：Channel Service Unit / Data Service Unit，信道服务单元/数据服务单元CSUBANS：Called SUBscriber ANSwer，被叫用户应答CSUD：Call Set-Up Delay，呼叫建立延迟CSW：Channel Status Word，信道状态字CT：Call Transfer，呼叫转移CT：Computer Telephony，计算机电话CT/RT：Central Terminal / Remote Terminal，中央终端/远程终端CT2：Cordless Telephone 2，第二代无绳电话CT3：Cordless Telephone 3，第三代无绳电话CTA：Cordless Terminal Adaptor，无绳终端适配器CTB：Composite Triple Beat，复合三次拍频CTC：Cell Type Checker，信元类型检测器CTC：Channel Traffic Control，信道业务量控制CTC：CrossTalk Cancellation，串扰消除CTCA：Channel To Channel Adaptor，信道间适配器CTCF：Channel and Traffic Control Facility，信道与通信量控制设备CTCH：Common Traffic Channel，公共业务信道CTD：Cell Transfer Delay，信元传送迟延CTDM：Cell Time Division Multiplexing，信元时分复用CTDS：Code-Translation Data System，码转换数据系统CTE：Cable Termination Equipment，电缆终端设备CTE：Channel Translating Equipment，信道转换设备CTE：Customer Terminal Equipment，用户终端设备CTI：Computer Telephony Integration，计算机电话集成CTM：Circuit Transfer Mode，电路转移模式CTO：Chief Technology Officer，首席技术主管CTP：Connection Terminal Point，连接终端点CTS：Communications Technology Satellite，通信技术卫星CTS：Computer Telegram System，计算机电报系统CTS：Credit Telephone Service，信用卡电话业务CTTE：Common TDMA Terminal Equipment，通用TDMA终端设备CTV：Cable TeleVision，有线电视CTX：Customer Telephone eXchange，用户电话交换机CUF：Channel Utilization Factor，信道利用因素CUG：Closed User Group，密切用户群CUGOA：Closed User Group with Outgoing Access，带向外访问口的闭合用户群CUI：Character User Interface，字符用户接口CUID：Called User IDentification number，被叫用户识别号CUN：Common User Network，公共用户网络CVIP：Computer Vision and Image Processing，计算机视觉与图像处理CVPTV：Crypto-Vision Pay TeleVision，加密收费电视CVR：Computer V oice Response，计算机语音响应CVS：Creating Virtual Studios，虚拟制作室CVSD：Continuously Variable Slope Delta modulation，连续可变斜率增量调制CVT：Circuit Validity Testing，电路有效性测试CW：Call Waiting，呼叫等待CW：Continuous Wave (un-modulated signal)，连续波（未调制信号）CWP：Computer Word Processing，计算机字处理CWP：Current-window pointer，当前窗口指针。
通信原理中中英缩写对照表
通信原理中中英缩写对照表附录C 英文缩写名词对照表缩写名词英文全称中文译名A/D Analog/Digital 模/数（转换）ADPCM Adaptive DPCM 自适应差分脉冲编码调制ADSL Asymmetric Digital Subscribers Loop 非对称数字用户环路AM Amplitude Modulation 振幅调制（调幅）AMI Alternative Mark Inverse 传号交替反转ARQ Automatic Repeat reQuest 自动重发请求ASCII American Standard Code forInformation Interchange 美国标准信息交换码ASK Amplitude Shift Keying 振幅键控ATM Asynchronous Transfer Mode 异步传送模式BER Binary Error Rate 误比特率BPF Band Pass Filter 带通滤波器BPSK Binary Phase Shift Keying 二进制相移键控CCITT International Consultive Committee forTelegraph and Telephone 国际电报电话咨询委员会（1993年更名为ITU）CDM Code Division Multiplexing 码分复用CDMA Code Division Mulitple Access 码分多址CMI Coded Mark Inversion 传号反转CRC Cyclic Redundancy Check 循环冗余校验DC Direct Current 直流DFT Discrete Fourier Transform 离散傅里叶变换DM Delta Modulation 增量调制DPCM Differential PCM 差分脉码调制DPSK Differential PSK 差分相移键控DSB Double Side Band 双边带DSSS Direct-Sequence Spread Spectrum 直接序列扩谱DTMF Dual Tone Multiple Frequency 双音多频DVB Digital Video Broadcasting 数字视频广播ETSI European Telecommunications Standards Institute欧洲电信标准协会F Frame 帧FDD Frequency Division Duplex 频分双工FDM Frequency Division Multiplexing 频分复用FDMA Frequency Division Multiple Access 频分多址FEC Forward Error Correction 前向纠错FH Frequency-Hopping 跳频FIR Finite Impulse Response 有限冲激响应FSK Frequency Shift Keying 频移键控GMSK Gaussian MSK 高斯最小频移键控GSM Global System for Mobile Communications 全球移动通信系统HDB3 3rd Order High Density Bipolar 3阶高密度双极性HDTV High Definition Television 高清晰度电视IC Integrated Circuit 集成电路IDFT Inverse Discrete Fourier Transform 逆离散傅里叶变换IEEE Institute of Electrical and Electronics Engineers电气和电子工程师学会ISDN Integrated Services Digital Network 综合业务数字网ISO International Standards Organization 国际标准化组织ITM Information Transfer Mode 信息传递方式ITU International T elecommunications Union 国际电信联盟ITU-T ITU Telecommunication Standardization Sector国际电信联盟-电信标准化部门LAN Local Area Network 局域网LDPC Low-Density Parity-Check 低密度奇偶校验LED Light-Emitting Diode 发光二极管LPF Lower Pass Filter 低通滤波器MAN Metropolitan Area Network 城域网MASK M-ary Amplitude Shift Keying 多进制振幅键控MFSK M-ary Frequency Shift Keying 多进制频移键控MPSK M-ary Phase Shift Keying 多进制相移键控MQAM M-ary QAM 多进制正交调幅MSK Minimum Shift Keying 最小频移键控NBFM Narrow Band Frequency Modulation 窄带调频NBPM Narrow Band Phase Modulation 窄带调相NRZ Non-Return to Zero 不归零NT Network Termination 网络终端OFDM Orthogonal Frequency Division Multiplexing 正交频分复用OOK On-Off Keying 通-断键控OQPSK Offset Quadrature Phase Shift Keying 偏置正交相移键控OSI Open Systems Interconnection 开放系统互连OTDM Optical Time Division Multiplexing 光时分复用OWDM Optical Wavelength Division Multiplexing 光波分复用PAM Pulse Amplitude Modulation 脉冲振幅调制PCM Pulse Code Modulation 脉（冲编）码调制PCS Personal Communication System 个人通信系统PDH Plesiochronous Digital Hierarchy 准同步数字体系PDM Pulse Duration Modulation 脉冲宽度调制PDN Public Data Network 公共数据网PLL Phase-Locked Loop 锁相环PN Pseudo Noise 伪噪声PPM Pulse Position Modulation 脉冲位置调制PSK Phase Shift Keying 相移键控PSTN Public Switch Telephone Network 公共交换电话网QAM Quadrature Amplitude Modulation 正交振幅调制QDPSK Quadrature DPSK 正交差分相移键控QPSK Quadrature Phase Shift Keying 正交相移键控RAM Random Access Memory 随机存取存储器RE Radio Frequency 射频RLAN Radio LAN 无线局域网ROM Read-Only Memory 只读存储器RZ Return-to-Zero 归零SDH Synchronous Digital Hierarchy 同步数字体系SDM Space Division Multiplexing 空分复用SDMA Space Division Mulitple Access 空分多址SHF Super High Frequency 超高频SOC System On Chip 单片系统SOH Section OverHead 段开销SONET Synchrous Optical Network 光同步网络SSB Single Side Band 单边带STM Synchronous Transport Module 同步传送模块STM Synchronous Transfer Mode 同步传递方式TCM Trellis Coded Modulation 网格编码调制TDM Time Division Multiplexing 时分复用TDMA Time Division Multiple Access 时分多址TE Terminal Equipment 用户终端设备TS Time Slot 时隙UHF Ultra High Frequency 特高频VCO V oltage Controlled Oscillator 压控振荡器VSB Vestigial Side Band 残留边带WAN Wide Area Network 广域网WBFM Wide Band Frequency Modulation 宽带调频WDM Wave Division Multiplexing 波分复用WLAN Wireless Local Area Network 无线局域网WPAN Wireless Personal Area Network 无线个域网WWANWireless Wide Area Network 无线广域网。
通信交换常用英文缩略语英汉对照表(完整版)
电子工业出版社 2008附 录ARJ：Access Rejection 访问请求的拒绝回答ARP：Address Resolution Protocol 地址转换协议ARQ Access Request 访问请求ARQ：Automatic Repeat Request 自动请求重发ATD：Asynchronous Time Division 异步时分复用ATM：Asynchronous Transfer Mode 异步传送模式ATME：Automatic Test and Measuring Equipment 自动测试和测量设备电子工业出版社API：Application Program Interface 应用编程接口ASIC：Application Specific Integrated Circuit 专用集成电路ASN：ATM Switching Network ATM交换网络ASON：Automatically Switched Optical Network 自动交换光网络ASTN：Automatically Switched Transport Network 自动交换传输网络ASP：Analogue Signaling Processor 模拟接口信令处理机ASP：Application Server Process 应用服务器进程AT：Analogue Trunk 模拟中继接口电路ATM：Asynchronous Transfer Mode 异步传输模式ATP：Analogue Trunk Processor 模拟中继处理机AUC：Authorization Center 鉴权中心AUU：A TM User to User ATM用户到用户AXM：Auxiliary Memory 辅助存储器AMX：ATM Multiplexer ATM多路复用器ANM：Answer Message 应答消息B：Byte 字节BAsize：Buffer Allocation Size Indication 缓冲器分配容量指示B-ISDN：Broadband Integrated Services Digital Network 宽带综合业务数字网BCC：Base Transceiver Station Color Code 基础色码BCCH：Broadcast Control Channel 广播控制信道BCH：Broadcast Channel 广播信道BCS：Block Check Sequence 块校验序列BER：Bit Error Ratio 平均比特差错率BG: Border Gateway 边界网关BGCF: Breakout Gateway Control Function 出口网关控制功能BGP：Border Gateway Protocol 边界网关协议BH：Block head 块头BHCA：Busy Hour Call Attempts 忙时试呼次数BICC：Bearer-Independent Call Control 独立于承载的呼叫控制BIB：Backward Indicator Bit 后向指示比特BID：Board Inward Dialing 话务员转接的呼入BISUP：Broadband-ISDN Part 宽带ISDN用户部分BLA：Blocking-acknowledgement Signal 闭塞证实信号BLO：Blocking Signal 闭塞信号BP：Burst Period 突发脉冲序列周期BPSK：Binary Phase-shift Keying 二相移相键控BOD：Bandwidth-On-Demand 按需分配带宽BOM：Beginning Of Message 开始消息BRI：Basic Rate Interface 基本速率接口BS：Base Station 基站P H E IBSC：Base Station Controller 基站控制器BSI：Base Station Signaling Interface 基站信令接口BSIC：Base transceiver Station Identity Code 基站识别码BSN：Backward Sequence Number 反向序号,后向序号BSM：Backward Set-up Message 后向建立消息BSS：Base Station System 基站系统BSSAP：Base Station System Application Part 基站系统应用部分BSSMAP：Base Station System ManagementApplication Part 基站系统管理应用部分BSSOMAP：BSS Operation Maintenance Application Part BSS操作维护应用部分BTS：Base Transceiver Station 基站收发信机CAC：Connection Admission Control 连接允许控制CAP ：CAMEL Application Part CAEML 应用部分CAMEL：Customized Applications for 移动网增强逻辑的客户化应用Mobile Network Enhanced LogicCAMA：Centralized Automatic Message Accounting 集中式自动电话计费方式CAS：Channel Associated Signaling 随路信令CAM ：Content-Addressable Memory 内容可寻址存储器CATV：Cable Television 有线电视CBR：Constents Bit Rate 固定的比特率CBK：Clear-back Signal 挂机信号CBS：Center Bus System 中央总线系统CC：Calling Card 电话记账卡CCCH：Common Control Channel 公共控制信道CCH：Control Channel 控制信道CCI：Connection Control Interface 控制平面和传输平面之间的接口CCITT：International Telephone and TelegraphConsultative Committee 国际电报电话咨询委员会CCL：Calling Part Clear Signal 主叫用户挂机信号CCM：Circuit Supervision Message 电路监视消息CCR：Continuity-check-request Signal 请求导通监测信号CCS：Common Channel Signaling 公共信道信令CD：Call Distribution 呼叫转向CDMA：Code Division Multiple Access 码分复用多址CDR：Charging Data Recording 计费数据记录CENTREX：Central Exchange 集中交换，虚拟用户交换机CF：Channel Formatter 信道格式器CFN：Confusion 混乱消息CG：Charging Gateway 计费网关CHINAPAC：China Public Packet Switching Data Network 中国公用分组交换数据网电子工业出版社CHINADDN：China Digital Data Network 中国公用数字数据网CGB：Circuit Group Blocking 电路群闭塞CGBA：CGB Acknowledgement 电路群闭塞证实CGU：Circuit Group Unblocking 电路群解除闭塞CGUA：CGU Acknowledgement 电路群解除闭塞证实CHM：CHangeover and changeback Message 倒换和倒回消息CI：Control Interface 控制接口CIC：Circuit Identification Code 电路识别码CID：Call Identifier 呼叫标识CID：Calling Instance Data 呼叫实例数据CID：Channel Identifier 通路标识符CIPOA：Classical IP Over ATM 在ATM上的传统IP技术CK：Check 检错码CL：Connection Less 无连接CLF：Clear-forward Signal 前向拆线信号CLIR：Calling Line Identification Restriction 主叫线识别限制CLIP：Calling Line Identification Presentation 主叫线识别提供CLP：Cell Loss Priority 信元丢失优先级CM：Control Memory 控制存储器CMIP：Common Management Information Protocol 公共管理信息协议CNM：Circuit Network Management Group 电路网管理消息CO：Connection Oriented 面向连接COLP：Connected Line Identification Presentation 被叫线识别提供COLR：Connected Line Identification Restriction 被接线识别限制COM：Continue of Message 中间消息CON：Connection Message 连接消息COPS：Common Open Policy Service 通用开放策略服务CoS：Class of Service 业务类别COT：Continuity Signal 导通信号CPCS：Common Part Convergence Sub-layer 公共部分汇聚子层CPE：Customer Premises Equipment 用户宅用设备CPG：Call Progress 呼叫进展CPI：Common Part Indicator 公共部分指示CPR：Call Processor 呼叫处理机CQM：Circuit Group Query Message 电路群询问消息CQR：Circuit Query Respond 线路查询回答CR：Cell Relay 信源中继CREF：Connection Refused 连接拒绝CRG：Charge 计费信息CP-LDR：Constraint-based Routed LabelP H E IDistribution Protocol 基于受限路由的标签分配协议CRC：Cyclical Redundancy Correction 循环冗余校验码CS：Circuit Switching 电路交换CSCF：call Session Control Function 会话控制功能CSL：Component Sub-layer 成分子层CSM：Call Supervision Message 呼叫监视消息CSSP：Common Signal System Processor 公共信令系统处理机CT：Call Transfer 呼叫转移CTM：Circuit Transfer Mode 电路传送模式CN：Core Network 核心网络CUG：Closed User Group 闭合用户群CVT：Circuit Validity Test 电路有效测试DAB：Digital Audio Broadcasting 数据音频广播DC: Direct Current 直流电DCCH：Dedicated Control Channel 专用控制信道DCE：Data Circuit Terminating Equipment 数据电路终接设备DCN：Data Communication Network 数据通信网络DCS1800：Digital Cellular System at 1800MHz 1800MHz数字蜂窝系统DCTN：Direct Current Trunk Network 实线中继接口电路DDI：Direct Dialing In 直接拨入DDN：Digital Data Network 数字数据网DFFG：Default Forwarding Functional Group 默认转发功能组DHCP：Dynamic Host Configuration Protocol 动态主机配置协议DID：Direct Inward Dialing 直接拨入DLCI ：Data Link Connection Identifier 数据链路连接标识DLTI: Digital Line Terminal Interface 数字用户线路接口电路DMPX：Demultiplexer 分路器DNIC：Digital Network Interface Card 数据网络接口卡DNS：Domain Name System 域名管理系统，域名解析服务器DOD：Direct Outward Dialing 直接拨出DPC：Destination Point Code 目的地信令点编码DPN：Digital Path not Provided Signal 不提供数字通路信号DRAM：Dynamic Random Access Memory 动态存储器DSM：Digital Switching Module 数字交换模块DSM：Down Speech Memory 下行语音存储器DSN：Digital Switching Networks 数字交换网络DSP：Digital Signaling Processor 数字用户处理机DSS：Digital Subscriber Signaling system 数字用户信令系统DSS1: DSS No.1 1号数字用户信令系统DT：Data Type 数据形式（类型）电子工业出版社DTID：Destination Terminal ID 目的地事务处理标识DTAP：Direct Transfer Application Part 直接传输应用部分DTC：Digital Trunk Circuit 数字中继接口电路DTE：Data Terminal Equipment 数据终端设备DTMF：Dual Tone Multi-frequency 双音多频DTMP：Dual Tone Multi-frequency Signal Processor 双音处理机DTP：Digital Trunk Processor 数字中继处理机DTE：Data Communication Equipment 数字终端设备DUP：Data User Part 数据用户部分DWDM：Dense Wave(length) Division Multiplexing 密集波分复用EA：Expedited data Acknowledgement 加速数据证实EC：Echo Canceller 回声抵消设备ECC：Echo Canceling Circuit 回声抵消电路ED：Edge Device 边缘设备EDFG：Edge Device Functional Group 边缘设备功能组EIR：Equipment Identity Register 设备标识登记器EMS：Element Management System 网元管理系统EMTN：E/M Interface Trunk Network E＆M中继接口电路EoC：End of Contents 内容结束EOM：End of Message 消息结束EOC：End of Content 内容结束ER-LSP：Explicitly Routed LSP 显式选取路的标签交换路径ERR：Error 错误ETSI: European Telecommunication Standards Institute 欧洲电信标准协会EXT：Extend 扩展FAA：Facility-Accepted 可接受设施FAC：Facility 设施FACCH：Fast Associated Control Channel 快速随路控制信道FAM：Forward Address Message 前向地址信号FAR：Facility-Accepted Request 可接受设施请求FBTD：Feedback Transmit Diversity 反馈发射分集FCCH：Frequency Correction Channel 频率校正信道FCS：Fast Circuit Switching 快速电路交换FDD：Frequency Division Double 频分双工FDDI：Fiber Distributed Data Inter-face 光纤分布式数据接口FDL：Fiber Delay Line 光纤延迟线FDM：Frequency Division Multiplexing 频分复用FDMA：Frequency Division Multiple Access 频分复用多址FEAM：Functional Entity Access Manager 功能实体管理器FEC：Forwarding Equivalence Classes 转发等价类P H E IFECN：Forward Explicit Congestion Notification 前向显式拥塞通知FFT：Fast Fourier Transform 快速傅立叶变换FH：Frame Header 帧头FIB：forward former 前向指示语比特FIFO：First-in First-out 先进先出FISU：Fill-in Signal Unit 填充消息单元FOT：Forward-transfer Signal 前向转移信号FPLMTS：Future Public Land MobileTelecommunication Systems 未来公用陆地移动通信系统FPGA：Field Programmable Gate Array 现场可编程门阵列FPS：Fast Packet Switching 快速分组交换FR：Frame Relay 帧中继FRFG：Remote Forwarding Functional Group 远端转发功能FRJ：perFormance Reject 性能拒绝FRM：Frame Relay Model 帧中继模块FS：Frame Switch 帧交换FSM：Forward Set-up Message 前向建立消息FSK：frequency-shift-keying 频移键控FSN：Forward Sequence Number 前向序号FTP：File Transfer Protocol 文件传输协议GCI：Cell of Global Identity 全球小区识别码GCID：GPRS Charging ID GPRS流计费标识GFC：Generic Flow Control 一般流量控制GGSN：Gateway GPRS Supporting Node GPRS网关支持节点GFI：General Format Identifier 通用格式识别符GMPLS：Generalized MPLS 通用MPLSGMSC：Gateway MSC 网关MSCGMSK：Gaussian Mean Shift Keying 高斯最小频移键控GND：Ground 地GPRS：General Packet Service 通用分组无线业务GPS：Global Position System 全球定位系统GRA：Circuit group Reset Acknowledgement message 电路群复原证实消息GRM：Circuit Group Reset-acknowledgement Message 电路群复员证实消息GRQ：General Request Message 普通请求消息GRS：Circuit group Reset message 电路群复原消息GSM：General Forward Set-up Information Message 一般前向建立消息信号GSM：Global System for Mobile Communication 全球移动通信系统GSMP：General Switch Management Protocol 通用交换管理协议GSN：GPRS Support Node GPRS支撑节点GT：Global Title 全局码电子工业出版社GTT：GT Translation 全局码翻译GW：Gateway 网关HDB3码：High Density Bipolar of Order 3 三级高密度双极性码HDSL：High Speed Digital Subscriber Line 高速数字用户线HDLC：High-level Data Link Control 高级数据链路控制HDTV：High Definition Television 高清晰度电视HEC：Header Error Control 信头差错控制HGND：High-voltage Ground 保护地HL：High Layer 高层HLR：Home Location Register 归属位置寄存器HSDPA：High Speed Downlink Packet Access 高速下行分组接入HSS：Home Subscriber Server 归属用户服务器HSTP：High Level Signaling Transfer Point 高级信令转接点HTTP：Hyper Text Transfer Protocol 超文本传输HW：High Way 母线IAA：Initial Address Acknowledgement message 初始地址证实消息IAD：Integrated Access Device 综合接入设备IADMS：IAD Management System 综合接入设备管理系统IAI：Initial Address Message With Additional Information 带有附加消息的初始地址消息IAM：Initial Address Message 初试地址消息IASG：Internet Address Sub Group 互联网络地址子组IBM：International Business Machines 国际商用机器公司ICI：Intel-Channel Interference 信道间干扰ICID：IMS Charging ID IMS计费标识ICMP：Internet Control Message Protocol 因特网控制报文协议I-CSCF：Interrogating CSCF 查询CSCFID：Id 标识符IDR：Identify Request 识别请求IFMP：Ipsilon Flow Management Protocol Ipsilon 流管理协议IEEE：Institution of Electrical and Electronic Engineers 电气与电子工程师协会IETF：Internet Engineering Task Force Internet 工作组IFFT：Inverse Fast Fourier Transform 逆快速傅立叶变换IMEI：International Mobile Equipment Identification 国际移动台设备标识号IMS：IP Multimedia Subsystem IP多媒体子系统IMSI：International Mobile Station Identification 国际移动台标识号IMT-2000：International Mobile Teleconnunication-2000 国际移动通信2000IMTC：International Multimedia TeleconferencingConsortium 国际多媒体远程会议集团IN：Intelligent Network 智能网INAP：Intelligent Network Application Procedure 智能网应用规程P H E IINF：Information 信息INR：Information Request Message 信息请求消息INVOKE: Invoke Request 调用请求，操作请求IP：Intelligent Peripheral 智能外设IPBCP：IP Bearer Control Protocol IP承载控制协议IPDC：Internet Protocol Device Control Internet协议设备控制IPOA：IP Over ATM 在ATM网上运行IPIPX：Internetwork Packet Exchange protocol 互联网分组交换协议IRS：Identify Response 识别响应ISC：International Softswitch Consortum 国际软交换协会ISDN：Integrated Services Digital Network 综合业务数字网ISI：Inter-Symbol Interference 码间干扰ISIS：Intermediate System-to-Intermediate System 中间系统到中间系统ISL：Interior Switching Link 交换机间链路ISO：International Standards Organization 国际标准化组织ISP：Internet Service Provider Internet服务提供商ISUP：ISDN User Part ISDN用户部分IT：Inactivity Test 不活动性测试ITS：Internal Time Slot 内部时隙ITU：International Telecommunication Union 国际电信联盟IUA：ISDN Q.921-User Adaptation Layer ISDNQ.921用户适配协议IWU：Interworking Unit 互通单元IWF：Inter Working Function 互联功能KA：Calling Numbering Cat Gory 主叫类别L1：Level One 第一级L2：Level Two 第二级L3：Level Three 第三级LAC：Location Area Code 位置区号码LDAP：Lightweight Directory Access Protocol 轻量级目录访问协议LAI：Location Area Identify 位置区识别码LAMA：Local Message Accounting System 本地自动电话计费系统LAN：Local Area Network 局域网LANE：LAN Emulation 局域网仿真LAP：Link Access Protocol 链路访问规程LAPB：Link Access Protocol Balanced 平衡型链路接入协议LAPD：Line Access Procedure on the D-channel ISDN的D通道链路访问规程LAPF：Line Access Procedure for Frame-mode 链路接入规程（帧方式）LCGN：Logical Channel Number 逻辑信道群号LCM：Line Control Memory 线路控制存储器LCN：Logical Channel Number 逻辑信道号电子工业出版社LCR：Low Chip Rate 低码片速率LDAP：Lightweight Directory Access Protocol 轻量级目录访问协议LDP：Label Distribution Protocol 标签分配协议LE：Local Exchange 本地交换局LEC：Local Exchange Carrier 本地交换局运营商LEC：LAN Emulation Client 局域网仿真客户机LER：Label Edge Router 标签边缘路由器LFIB：Label Forwarding Information Base 标签前向信息基础LI：Length Indication 长度指示LIB：Label Information Base 标签信息基础LIC：Line Interface Circuit 线路接口电路LIFO：Last-in First-out 后进先出LIS：Logical IP Subnet 逻辑IP子网LLC：Logical Link Control 逻辑链路控制LMP：Link Manage Protocol 链路管理协议LOS：Line-out-of-service Signal 线路不工作信号LP：Loop Personal 环路测试标志位LPA：Loop-back Acknowledgement 环回证实LPM：Line Processing Module 线路处理模块LPR：Line Processor 用户线处理机LR：Line Receiver 线路接收器LRD：Local Reference Destination 目的本地参考点LRO：Local Reference Original 源本地参考点LS：Local Switch 端汇局LS：Loop Supervision 环路检测LSB：Least Significant Bit 最低有效位LSC：Lambda Switch Capable 波长交换能力LSP：Label Switched Path 标签交换路径LSR：Label Switched Router 标签交换路由器LSSU：Link Status Signal Unit 信令链路状态消息单元LSTP：Low Level Signaling Transfer Point 低级信令转接点LT：Line Termination 线路接口M2PA：MTP-2-User Peer-to-Peer Adaptation Layer MTP-2用户对等适配协议M2UA ：MTP2-User Adaptation Layer MTP-2用户适配协议M3UA：MTP-3 User Adaptation Layer MTP-3 用户适配协议MAC：Medium Access Control 媒体接入控制MAP：Media Access Protocol 媒体存储协议MAP：Mobile Application Part 移动通信应用部分MBA：Maintenance oriented group Blocking-Acknowledgement message 面向维护的群闭塞证实消息MC：Mass Calling 大众呼叫MC：Multi-point Control 多点控制器MCC：Mobile Country Code 移动用户的国家号MCPU：Master CPU 主CPUMCR：Minimum Cell Rate 最小信元速率MCU ：Multi-point Control Unit 多点控制单元MCS：Multi-point Communication Service 多点通信服务MDC：Message Discrimination 信息鉴别MDCP：Media Device Control Protocol 媒体设备控制协议MDT：Message Distribution 信息分配ME：Mobile Equipment 移动设备MeGaCo：Media Gateway Control Protocol 媒体网关控制协议MFC：Multi-frequency Compelled Signaling 多频互控信令MFP：Multi-frequency Processor 多频信号处理机MID：Multiplexing Identification 多路复用标识MG：Medium Gateway 媒体网关MGC：Medium Gateway Control 媒体网关控制器MGCF：Medium Gateway Control Function 媒体网关控制功能MGCP：Medium Gateway Control Protocol 媒体网关控制规程MGW：Mobile Media Gateway 移动媒体网关MLS：Multi Layer Switching 多层交换MLSP：MLS Protocol 多层交换协议MLS-RP：MLS Route Processor 多层交换路由处理器MLS-SE：MLS Switching Engine 多层交换的交换引擎MM :Mobility Management 移动性管理MNC：Main Name Code 主名称码MNC：Mobile Network Code 移动网号MP：Main Processor 主处理机MP：Multi-point Processor 多点处理器MPEG：Motion Picture Experts Group 运动图象专家组MPLS：Multi-protocol Label Switch 多协议标签交换MPM：Meter Pulse Message 计次脉冲消息MPOA：Multi-protocol Over ATM ATM上的多协议MPX：Multi-plexer 多路复用器MPλS：Multi-protocol Lambda-label Switching 多协议波长标签交换MRCS：Multi-rate Circuit Switching 多速率电路交换MRF：Multimedia Resource Function 多媒体资源功能MRFC：Multimedia Resource Function Controller 多媒体资源控制器功能MRFP：Multimedia Resource Function Processor 多媒体资源处理器功能MRT：Message Routing 消息路由MRVT：MTP Route Verify Test MTP路由证实测试MS：Mobile Station 移动台MS：Mobile Switch 移动交换技术MSB：Most Significant Bit 最高有效位MSC：Mobile Switching Center 移动交换中心MSDN：Mobile Station Directory Number 移动台号码簿MSIN：Mobile Subscriber Identification Number 移动用户识别号MSISDN：Mobile Station International ISDN Number 移动台国际ISDN号码MSN：Multi-subscribe Number 多用户号码MSRN：Mobile Station Roaming Number 移动台漫游号MSTP：Multi-Service Transport Platform 多业务传输平台MSU：Message Signal Unit 用户消息单元MTBF：Mean Time Between Failure 平均故障间隔时间MTN：Media Telecom Network 媒体电信网MTP：Message Transfer Part 消息传递部分MTTR：Mean Time To Repair 平均故障修复时间Unblocking-acknowledgement Message 面向维护的群闭塞解除证实消息NBMA：None Broadcast Multi-Access 非广播多路访问型NC：Name Code 设备码NCC：Network (PLMN) Colour Code 色码网(PLMN)，国家色码NE：Network Element 网络单元NFFC：Net-Flow Feature Card 网络流性能卡NGN：Next Generation Network 下一代网络NHRP：Next Hop Resolution Protocol 下一跳解析协议NHS：NHRP Server NHRP服务器NIF：Node-Interactive Function 节点互通功能NMC：Network Management Center 网络管理中心NMI：Network Management Information 网络管理接口NMSI：National Mobile Station Identify 国内移动台识别号码NNI：Network-Node Interface 网络节点接口NPC：Network Parameter Control 网络参数控制NPDU：Network Protocol data Unit 网络协议数据单元NPT：Non Packet Type 非分组类型NRM：Network Resource Management 网路资源管理NRZ：Non-return Zero Code 不归零码NSI：Network Signaling Interface 网络信令接口NSP：Network Service Provider 网络服务提供商NT：Network Terminal 网络终端NTN：Network Terminal Number 网络终端编号NTS：National Telecommunications Station 国际电信局OADM：Optical Add-drop Multiplexer 光分插复用OACSU：Off Air Call Set Up 不占用空中通道的呼叫启动OAM：Operation, Administration and Maintenance 操作﹑维护和管理OFDM：Orthogonal Frequency Division Multiplexing 正交频分复用OIF：Optical Internetworking Forum 光互联网论坛OLM：Over Load 过负荷OMAP：Operation Maintenance Application Part 操作维护管理应用部分OMC：Operation and Maintenance Center 网络操作维护中心OML：Operating Management Link 操作管理链路OPC：Originating Point Code 源信令点编码OPR：Operator Signal 话务员信号OS：Operating System 操作系统OSA：Open Service Access 开放业务接入OSF：Offset Field 偏移域OSI：Open System Interconnection Model 开放互联参考模型OSPF：Open Shortest Path First 开放最短路径优先OTD：Orthogonal Transmit Diversity 正发射分集OTID：Originating Terminal Identify 源端标识OTP：Outer-line Testing Processor 外线测量处理机OXC：Optical Cross-Connect 光交叉连接PABX：Private Automatic Branch Exchange 专用自动交换机PAD：Packet Assembly/Disassembly Facility 数据包拆/装设备PAM：Pulse Amplitude Modulation 脉冲幅度调制PAMA：Private Automatic Message Accounting System 专用自动电话计费方式PAPR：Peak to Average Power Ratio 功率峰值与均值比PBX：Private Branch Exchange 用户交换机PC：Permanent Connection 永久连接PCE：Packet Concentrator 分组集中器PCF ：Packet Control Function 分组控制功能模块PCR：Peak Cell Rate 峰值信元速率PCR：Preventive Cyclic Retransmission 预防性循环重发PDF：Policy Decision Function 策略支撑实体（功能）PDN：Packet Data Network 分组数据网PDSN：Packet Data Support Node 分组数据支持节点PCH：Paging Channel 寻呼信道PCM：Pulse Code Modulation 脉冲编码调制PCU：Packet Control Unit 分组控制单元P- CSCF：Proxy CSCF 代理CSCFPDH：Plesiochronous Digital Hierarchy 准同步系列PDM：Pulse Duration Modulation 脉冲宽度调制PDU：Protocol Data Unite 协议数据单元PGND：Protection Ground 高压地PH: Packet Handling 分组处理PHI：Packet Handling Interface 分组处理接口PHS：Personal Handy-phone System 个人手持电话系统PHY：Physics layer 物理层PLMN：Public Land Mobile Network 公共陆地移动网PM：Physical Medium Sub-layer 物理媒介子层POTS：Plain Ordinary Telephone Service 普通常规电话业务PPM：Pulse Position Modulation 脉冲位置调制PPP：Peer-peer Protocol 端到端协议PPP：Point to Point Protocol 点到点协议PRI：Primary Rate Interface 基群速率接口PS：Packet Switching 分组交换PSC：Packet Switch Capable 分组交换能力PSK：Phase Shift Keying 移相键控编码调制PSPDN：Packet Switched Public Dada Network 分组交换公众数据网PSTN：Public Switched Telephone Network 公用电话交换网PSX：Packet Switched eXchange 分组交换机PT：Packet Type 分组类型PT：Payload Type 信息类型PTB：Packet Transfer Bus 分组传输总线PTC：Primary Time Control Memory 初级时分控制存储器PTLS：Packet Turn Local Station 本地分组中转交换机PTM：Packet Transfer Mode 分组传送模式PTI：Payload Type Identifier 负载类型标识PTS：Packet Turn Switch 分组中转交换机PTS：Primary Time Switch 初级时分接线器PTSW：Primary Time Switch 初级时分接线器PVC：Permanent Virtual Circuit 永久虚信道PVC：Permanent Virtual Connection 永久虚连接QAM：Quadrature Amplitude Modulation 正交幅度调制QoS：Quality of Service 服务质量QPSK：Quaternary PSK 四相移频键控RA：Routing Area 路由域RACH：Random Access Channel 随机接入信道RADIUS：Remote Access Dial In User Service 远程认证拨入用户服务RAM：Random Access Memory 随机存取存储器RAN：Reanswer Signal 再应答信号RANAP：Radio Access Network Application Part 无线接入网应用部分PARLAY：ParLay Work Group ParLay工作组RAS：Registration, Admission, Status 注册，认证，身份RCTN：Route Circuit Trunk Network 环路中继接口电路RF：Radio Frequency 无线电射频REL：Release message 释放消息RES：Resume message 恢复消息REQ：Request 请求RFC：Request for Comments 请求注释RG：Residential Gateway 本地（住宅）网关RLC：Radio Link Control 无线连路控制RLC: ReLease Completion 释放完成RLG：Release-guard Signal 释放监护信号RM：Remote Module 远端模块RM：Resource Management 网络资源管理RMP：Remote Module Processor 远端模块处理机RNC：Radio Access Network 无线网络控制台RP：Radio Port 基站RPC：RP Controller 基站控制器RR：Radio Resource 无线资源RS：Ring Supervision 振铃检测RSA：Remote Subscriber Area 远端用户模块RSC：Reset-circuit Signal 电路复原信号RSFG：Route Server Functional Group 路由服务器功能组RSL：Radio Signaling Link 无线信令链路RSM：Remote Switching Module 远端交换模块FSN：Forward Sequence Number 前向序号RSR：Reset Request 复原请求RSU：Remote Subscriber Unit 远端用户单元RSVP：Resource Reservation Protocol 资源预留协议RTCP：Real-time Transport Control Protocol 实时传输控制协议RTP：Real-time Transfer Point 实时转移节点RTP：Real-time Transport Protocol 实时传输协议RTSP：Real-Time Streaming Protocol 实时流协议RTT：Radio Transmission Technology 无线传输技术RU：Resource User 资源用户RZ：Return-to-zero 单级性归零码SAAL：Signaling ATM Adaptation Layer ATM信令适配层SACCH：Slow Associated Control Channel 慢速随路控制信道SAM：Subsequent Address Message 后续地址消息SAO：Subsequent Address Message with One Signal 带有一个信号的后续地址消息SAP：Service Access Point 业务接入点SAPI：Service Access Point Identifier 业务接入点标识SAR：Segmentation and Reassembly Sub-layer 分段和重组子层SBM：Successful Backward Set-up Information Message 后向建立成功信息消息SC：Switched Connection 交换连接SCCP：Signaling Connection Control Part 信令连接控制部分SCH：Synchronization Channel 同步信道SCF：Service Control Function 业务控制功能SCN：Switched Circuit Network 电路交换网SCP：Service Control Point 业务控制点SCPU：Switching CPU 交换板CPUS- CSCF：Serving CSCF 服务CSCFSCRC：SCCP Route Control SCCP路由控制SCSM：SCF Call State Model SCF呼叫状态模型自动机实例SCTP：Streaming Control Transfer Protocol 流控制传送协议SDCCH：Stand Alone Dedicated Control Channel 独立专用控制信道SDH：Synchronous Digital Hierarchy 同步数字系列SDL：Specification and Description Language 功能规格和描述SDLC：Synchronous Data Link Control 同步数据链路控制SDU：Service Data Unite 业务数据单元SF：Status Field 状态字段SG：Signaling Gateway 信令网关SGCP：Simple Gateway Control Protocol 简单网关控制协议SGM：Segmentation Message 分段信息SGSN：Service GPRS Supporting Node GPRS业务支持节点SGW：Signaling Gateway 信令网关SI：Service Indicater 业务表示语SIF：Signaling Information Field 信令消息字段SIGTRAN：Signaling transport 信令传输SIM：Subscriber Identity Model 客户识别模块,智能卡、用户身份识别卡SIO：Service Information Octet 业务信息8位位组SIP：Session Initiation Protocol 会话初始化协议SIP-I：SIP with Encapsulated ISUP 带有ISUP消息封装的SIP协议SIP-T：ISP-Telephony SIP电话控制SL：Signaling Link 信令链路SLB：Subscriber Local Busy Signal 用户市忙信号SLC：Signaling Link Code 信令链路码SLIC：Subscriber Line Interface Circuit 用户接口电路SLG：Signaling Link Group 信令链路组SLEE：Service Logical Execution Environment 业务逻辑执行环境SLM：Signaling Link Management 信令连接管理SLS：Signaling Link Selection 信令链路选择码SM：Speech Memory 语音存储器SMH：Signaling Message Handling 信令消息处理SMS：Service Management System 业务管理系统SMS：Short Message Service 短消息业务SMS-GMSC：SMS Gateway MSC 短消息业务网关移动交换中心SMS-IWMSC：SMS-Interactive Wireless MSC 短消息业务互通移动交换中心SMSC：SMS-Center 短消息业务中心SNC：Sub Network Connection 子网络连接SNDC：Subnetwork Dependent Convergence 子网依赖结合层SNM：Signaling Network Management 信令网管SNSC：SMS Center 短消息业务服务中心SMTP：Simple Message Transfer Protocol 简单邮件传输协议SN：Service Node 业务节点SN：Sequence Number 顺序号SNA: System Network Architecture 系统网络结构SNAP：Sub Network Attachment Point 子网接入点SNMP：Simple Network Management Protocol 简单网络管理协议SNR：Specialized Network Resource 特殊网络资源SONET：Synchronous Optical Network 同步光纤网SP：Internet Service Provider Internet业务提供商SP：Signaling Point 信令点SP：Speech Path 话路母线SPAB：Speech Path Address Bus 话路地址母线SPC：Software Permanent Connection 软永久连接SPWB：Speech Path Answer Bus 回答母线SRD：Signal Receive Distributor 信号接收分配器SRM：Signaling Route Management 信令路由管理SRVT：SCCP Route Verify Test SCCP路由证实测试SS7：Common Channel Signaling System No.7 7号共用信道信令系统SSCF：Service Specific Coordination Function 特定业务的协调功能SSCOP：Service Specific Connection Oriented Protocol 面向连接协议SSCS：Service Specific Convergence Sub-layer 业务特定汇聚子层SSF：Sub Switching Function 业务交换功能SSM：Send Signal Memory 发送信号存储器SSN：Sub System Number 子系统号SSP：Service Switching Point 业务交换点SSP：Subscriber Signaling Processor 用户信令处理机SSU：Shared Storage Unit 共享存储器板SSW：Space Switch 空分接线器ST：Segment Type 消息段类型STB：Subscriber Toll Busy Signal 用户长忙信号STC：Secondary Time Control Memory 次级时分控制存储器STD：Synchronous Time Division 同步时分复用STF：Start Field 起始域STM：Synchronous Transfer Mode 同步传送模式STM：Signaling Traffic Management 信令业务管理STP：Signal Transfer Point 信令转接点STS：Secondary Time Switch Speech Path Memory 次级时分接线器语音存储器STS：Space Time Spread 空时扩展分集STSW：Secondary Time Switch 次级时分接线器STTD：Space Time Transmit Diversity 时空编码发射分集SQL：Structured Query Language 结构化查询语言UBA：Unblocking-acknowledgement Message 解除闭塞信号SUA：SCCP-User Adaptation Layer SCCP用户适配协议SVC：Signaling Virtual Channel 信令虚信道SVC：Switching Virtual Circuit 交换虚信道SVC：Switching Virtual Connection 交换虚连接SWC：Space Switch Control Memory 空分接线器控制存储器TC：Transaction Capabilities 事物处理能力TC：Transmission Convergence Sub-layer 传输会聚子层TCAP：Transaction Capabilities and Application Part 事务处理能力应用部分TCH：Traffic Channel 业务信道TCP：Transmission Control Protocol 传输控制协议TCSM：TransCoder & Sub-Multiplexer 码变换与子复用设备TE：Traffic Engineering 流量工程TDD：Time Division Duplex 时分双工TDMA：Time Division Multiple Access 时分复用TD-SCDMA：Time Division-synchronization CDMA 时分同步CDMATDM：Time Division Modulation 时分多路复用TE：Terminal Equipment 终端设备TG：Trunk Gateway 中继网关TI：Transaction ID 事务标识TLDN：Temporarily Local Directory Numbe 临时本地号簿号码TLS：Toll and Local Switch 长/市合一局TM：Tandem Mode 汇接方式TMG：Timing Generator 定时发生器TMN：Telecommunication Management Network 电信管理网TMSI：Temperate Mobile Station Identity 临时移动识别码TOS：Type of Service 服务类型TP：Terminal Portability 终端可移性业务TRIP：Telephony Routing Over IP IP电话路由协议TS：Time Slot 时隙TSN：Transmission Sequence Number 传输顺序号TSTD：Time Switched Transmit Diversity 时间切换发射分集TUP：Telephone User Part 电话用户部分UAC：User Agent Client 用户代理客户UAS：User Agent Server 用户代理服务器UBA：Unblocking-acknowledgement Signal 解除闭塞信号UBM：Unsuccessful Backward Set-up InformationMessage 后向建立不成功消息UBR：Unspecified Bit Rate 未规定比特率UDP：User Datagram Protocol 用户数据报协议UE：User Equipment 用户设备UMTS：Universal Mobile Telecommunications System 通用移动通信系统UNI：User Network Interface 用户网络接口UNN：Unallocated-number Signal 空号UP：User Part 用户部分UPC：Usage Parameter Control 使用参数控制UPT：Universal Personal Telecommunication 通用个人通信UNI：User Network Interface 用户网络接口USM：Up Speech Message 上行语音存储器USIM：UMTS -SIM 针对UMTS网络的SIM卡UTRAN：UMTS Terrestrial Radio Access Network UMTS陆地无线接入网UUI：User to User Indication 用户到用户指示UUI ：User to User Information 用户到用户信息UUS：User to User Signaling 用户到用户信令V5.x：V5.x Interface V5.x接口V5P：V5.x Interface Processor V5处理机V5UA：V5.2-User Adaptation Layer V5用户适配协议VBFG：Virtual Subnet Functional Group 虚拟子网功能组VBR：Variable Bit Rate 可变比特率VC：Virtual Channel 虚信道VCC：Virtual Channel Connection 虚信道连接VCI：Virtual Channel Identifier 虚信道标志符VIP：Virtual TP 虚拟IPVLAN：Virtual LAN 虚拟LANVLR：Visitor Location Register 拜访用户位置登记器VMSC：Visitor MSC 拜访MSC。
通信专业英文缩写名称简介
.通信专业英文缩略语缩略语英语解释中文解释AAM/CM Administration Module/Communication Module 管理和通信模块BBA BCCH Allocation BCCH分配BAM Back Administration Module 后管理模块BCC BTS Color Code 基站色码BCCH Broadcast Control CHannel 广播控制信道BCH Broadcast channel (transport channel) 广播信道（传输信道）BIE Base Station Interface Equipment 基站接口设备BITS Building Integrated Timing Supply 大楼综合定时供给系统BM Basic Module 基本模块BS Base Station 基站BS1 Abis Interface Abis接口BSC Base Station Controller 基站控制器BSIU Base Station Interface Unit 基站接口单元BSS Base Station Subsystem 基站子系统BTS Base Transceiver Station 基站收发信台CCA Cell Allocation 小区分配CBCH Cell Broadcast Channel 小区广播信道CC Country Code 国家码CCCH Common Control Channel 公共控制信道CCS Common Channel Signaling 共路信令方式CDU Combiner and Divider Unit 合分路单元CGI Cell Global Identification 全球小区识别码CIC Circuit Identification Code 电路识别码CRC Cyclic Redundancy Check 循环冗余校验CS-1 Code Scheme-1 编码模式－1（9.05kbit/s）CS-2 Code Scheme-2 编码模式－2（13.4kbit/s）CS-3 Code Scheme-3 编码模式－3（15.6kbit/s）CS-4 Code Scheme-4 编码模式－4（21.4kbit/s）CTN Central Switching Network Board 中央交换网板DDBF Database File 数据库文件DPC Destination (Signaling) Point Code 目的信令点编码DRX Discontinuous Reception 非连续接收DTX Discontinuous Transmission 非连续性发射EE3M E3 Sub-Multiplexer E3子复用设备EAC External Alarm Collection 外部告警采集ECSC Early Classmark Sending Control 早期类标发送控制EDU Enhanced Duplexer Unit 增强型双工单元EFR Enhanced full rate speech code 增强型全速率语音编解码EST Establishment 建立FFACCH Fast Associated Control Channel 快速随路控制信道FBC Photoelectric Conversion Board 光电转换板FBI Optical Fiber Interface Board 光接口板FPU Frame Processing Unit 帧处理单元FTC Full Rate Transcoder 全速率码变换器、全速率变码器FTP File Transfer Protocol 文件传输协议FUL Radio Signaling Link 无线信令链路GGALM Alarm board 告警板GCKS Clock source 时钟板GCTN Central switching Network board 中心交换网板GEMA Emergency Action board 双机倒换板GFBI Fiber Interface board 光纤接口板GLAP LAPD Protocol Process board LAPD协议处理板GMC2 Inter-Module Communication board，模块通信板GMCC Module Communication and Control board 模块通信控制板GMEM Memory board 数据库接口板GMPU Main Process Unit 主处理单元GNET Switching Network board 交换网板GNOD Node Communication Board 节点通信板GOPT Local Optical Interface Board 光纤通信板GPRS General Packet Radio Service 通用分组无线业务GPS Global Position System 全球定位系统GSM Global System for Mobile Communications 全球移动通信系统GSNT GSM Signaling Switching Network Board 信令交换网板HHDLC High-level Data Link Control 高级数据链路控制HO Handover 切换HPA High magnification Power Amplifier board 高增益功放板HSN Hopping Sequence Number 跳频序列号HW Highway 母线IID IDentification/IDentity 识别IND Indication 指示IOMU iSite Operation and Maintenance Unit 操作维护单元板IP Internet Protocol 互联网协议、网际协议LLAPD Link Access Protocol on the D-channel D信道上的链路访问协议LPN7 Common Channel Signaling Processing Board 公共信道信令处理板MMA Mobile Allocation 移动台（频率）分配MAIO Mobile Allocation Index Offset 移动分配索引偏移MCC Mobile Country Code 移动国家码MCK Main Clock board 主时钟板MFU Microcell Frame Unit 微蜂窝帧处理单元MMU Multiplication and Management Unit 复用管理单元MNC Mobile Network Code 移动网编号、移动网编码MS Mobile Station 移动台(手机)MSC Mobile Switching Center 移动交换中心MSM MSC Subrate channel Multiplexer MSC侧子复用板MTP Message Transfer Part 消息传递部分NNCC Network Color Code 网络色码NSS Network SubSystem 网络子系统OOM Opration and Maintenance 操作维护OMC Operation and MaintenanceCenter 操作维护中心OML Operation and Maintenance Link 操作与维护链路OMU Operation and Maintenance Unit 操作维护单元OPC Originating Point Code 源信令点编码PPb Pb Interface Pb接口PBCCH Packet Broadcast Control Channel 分组广播控制信道PBGT Power Budget 功率预算PBU Power Boost Unit 功率增强单元PCCCH Packet Common Control Channel 分组公共控制信道PCIC Packet Circuit Identity Code 分组电路标识码PCM Pulse-Code Modulation 脉冲编码调制PCU Packet Control Unit 分组控制单元PDH Plesiochronous Digital Hierarchy 准同步数字系列PDTCH Packet Data Traffic Channel 分组业务数据信道PLMN Public Land Mobile Network 公用陆地移动（通信）网PMU Power and Environment Monitoring Unit 电源环境监测板PSU Power Supply Unit 供电单元PWC Secondary Power Supply Board 二次电源板RRACH Random Access CHannel 随机接入信道RSL Radio Signaling Link 无线信令链路SSACCH Slow Associated Control Channel 慢速随路控制信道SAPI Service Access Point Identifier 业务接入点标识SCCP Signaling Connection Control Part 信令连接控制部分SCU Simple Combiner Unit 简单合路单元SDCCH Stand-alone Dedicated Control Channel 独立专用控制信道SITE Site 站点SM Sub-Multiplexer Interface 子复用板SMBCB Short Message Service Cell Broadcast 短消息业务小区广播SMI Sub-Multiplexer Interface 子复用板缩略语英语解释中文解释SP Signaling Point 信令点SS7 Signaling System Number 7 七号信令STP Signaling Transfer Point 信令转接点TTA Timing Advance 时间提前量TC Transcoder 码变换器TCH Traffic CHannel 业务信道TCSM Transcoder and Sub-Multiplexer 码变换与子复用单元（器）TEI Terminal Equipment Identifier 终端设备标识TES Transmission Extension power Supply unit 传输扩展供电单元TEU Transmission Extension Unit 传输扩展单元TFO Tandem Free Operation 免汇接运营TMU Timing/Transmission and Management Unit 定时/传输管理单元TRAU Transcoder & Rate Adaptation Unit 码变换器/速率适配单元TRX Transceiver 收发信机TS Timeslot 时隙TSC Training Sequence Code 训练系列号(编码）VVSWR Voltage Standing Wave Ratio 电压驻波比WWS Workstation 操作台A, Asub A-interface A接口AC Alternating Current 交流AC Access Class (C0 to C15) 接入级别（C0到C15）ACCH Associated Control Channel 随路控制信道ACELP Algebraic code excitation linear prediction 代数码激励线性预测ACOM Antenna Combiner 天线合路器AGCH Access Grant Channel 接入允许信道AM/CM Administration Module/ Communication Module 管理和通信模块ANSI American National Standard Institute 美国国家标准组织APC Automatic Power Control 自动功率控制API Application Program Interface 应用程序接口APL Advanced Phase Locking 高级时钟锁相ARFCN Absolute Radio Frequency Channel Number 绝对射频信道号ASIC Application Specific Integrated Circuit 专用集成电路AuC Authentication Center 鉴权中心BBA BCCH Allocation BCCH分配BAM Back Administration Module 后管理模块BCC BTS Color Code 基站色码BCCH Broadcast Control CHannel 广播控制信道BCF Base Control Function 基本控制功能BCH Broadcast channel (transport channel) 广播信道BER Bit Error Rate 误码率BHCA Busy Hour Call Attempt 忙时尝试呼叫BIE Base station Interface Equipment (board) 基站接口设备（板）BIOS Basic Input Output System 基本输入输出系统BITS Building Integrated Timing Supply 大楼综合定时供给系统BM Basic Module 基本模块BP Burst Pulse 突发脉冲BQ Bad Quality 质量差BS Base Station 基站BS1 Abis Interface Abis接口BSC Base Station Controller 基站控制器BSIC Base Station Identity Code 基站识别码BSMU Base Station Interface Unit 基站接口单元BSS Base Station Subsystem 基站子系统BSSAP Base Station Subsystem Application Part 基站子系统应用部分BSSGP Base Station Subsystem GPRS Protocol 基站系统GPRS协议BSSMAP Base Station Subsystem Management Application Part 基站子系统管理应用部分BSSOMAP Base Station Subsystem Operation and Maintenance Application Part 基站子系统操作与维护应用部分BTS Base Transceiver Station 基站收发信台BTSM Base Transceiver Station Management BTS管理BVC BSSGP Virtual Connection BSSGP虚拟连接CCA Cell Allocation 小区分配CAMEL Customized Applications for Mobile network Enhanced Logic 移动网络增强逻辑的客户化应用CBA Cell Bar Access 小区禁止接入CBC Cell Broadcast Center 小区广播中心CBCH Cell Broadcast CHannel 小区广播信道CBCCH Cell Broadcast Control Channel 小区广播控制信道CBQ Cell Bar Qualify 小区禁止限制CBSM Cell Broadcast Short Message 小区广播短消息CC Country Code 国家码CC Calling Control 呼叫控制CC Connection Confirm 呼叫控制CCB Call Control Block 呼叫控制块CCBS Completion of Calls to Busy Subscribers 遇忙回呼CCCH Common Control Channel 公共控制信道CCH Control Channel 控制信道CCS Common Channel Signaling 共路信令方式CD Call Deflection 呼叫偏移CDB Cell Broadcast Database 小区广播数据库CDU Combining and Distribution Unit 合分路单元CELP Code Excited Linear Prediction 码激励线性预测CGI Cell Global Identity 小区全球识别码CI Cell Identity 小区识别CIC Circuit Identify Code 电路识别码CIC Carrier Interface Controller board 载频接口控制器CIR Carrier to Interference Ratio 载干比CKSN Ciphering Key Sequence Number 密钥序列号CKV Clock Drive board 时钟驱动板CM Connection Management 接续管理CPU Central Processing Unit 中央处理单元CR Connection Request 连接请求CRC Cyclic Redundancy Check 循环冗余校验CRO Cell Reselect Offset 小区重选偏移CS Coding Scheme （信道）编码方式CS-1 Code Scheme-1 编码模式－1（9.05kbit/s）CS-2 Code Scheme-2 编码模式－2（13.4kbit/s）CS-3 Code Scheme-3 编码模式－3（15.6kbit/s）CS-4 Code Scheme-4 编码模式－4（21.4kbit/s）CTN Central Switching Network Board 中央交换网板DDB DataBase 数据库DBF Database File 数据库文件DBMS Database Management System 数据库管理系统DC Direct Current 直流DCCH Dedicated Control Channel 专用控制信道DCL Diagnostic Control Link 诊断控制链路DDN Digital Data Network 数字数据网DL Downlink 下行链路DLC Data Link Connection 数据链路连接DLCEP Data Link Connection End Point 数据链路连接端点DLCEPI Data Link Connection End Point Identifier 数据链路连接端点标识DLCI Digital Link Connection Identity 数据链路连接标识DNS Domain Name Server 域名服务器DPC Destination (Signaling) Point Code 目的信令点编码DRDBMS Distributed Relational DBMS 分布式关系数据库管理系统DRX Discontinuous Reception (mechanism) 不连续接收DSC Downlink Signaling fault Count 下行信令故障计数DSP Digital Signal Processor 数字信号处理器DTAP Direct Transfer Application Part 直接传输应用部分DTMF Dual Tone Multi-frequency 双音多频（收号器）DTX Discontinuous transmission (mechanism) 不连续发送（机制）EE-Abis Enhanced Abis 增强型AbisE3M E3 Sub-Multiplexer 增强型E1子复用设备EA Early Allocation 预分配EAC External Alarm Collection 外部告警采集EC Emergency Call 紧急呼叫ECSC Early Classmark Sending Control 早期类标发送控制ECT Explicit Call Transfer 显示呼叫转移EDU Enhanced Duplexer Unit 增强型双工单元EFR Enhanced full rate speech code 增强型全速率语音编解码EIR Equipment Identity Register 设备识别寄存器EM Extended Measurement 扩展测量EMC Electromagnetic Compatibility 电磁兼容性EST Establishment 建立ETS European Telecommunication Standard 欧洲电信标准ETSI European Telecommunication Standard Institute 欧洲电信标准组织FFACCH Fast Associated Control CHannel 快速随路控制信道FBC Photoelectric Conversion Board 光电转换板FBI Optical Fiber Interface Board 光接口板FCCH Frequency Correction CHannel 频率校正信道FCS Frame Check Sequence 帧校验序列FDMA Frequency Division Multiple Access 频分多址FH Frequency Hopping 跳频FIR Finity Impulsion Response 有限冲击响应FN Frame Number 帧号FPU Frame Processing Unit 帧处理单元FR Frame Relay 帧中继FTAM File Transfer Access and manipulation 文件传输、接入及使用FTC Full Rate Transcoder 码变换板FTP File Transfer Protocol 全速率码变换器FUC Frame Unit Controller 帧单元控制器FUL Radio Signaling Link 无线信令链路GG-Abis GPRS Abis GPRS AbisGALM Alarm board 告警板GCKS Clock source 时钟板GCTN Central switching Network board 中心交换网板GEMA Emergency Message Automatic Transmission System 双机倒换板GFBI Fiber Interface board 光纤接口板GGSN Gateway GPRS Support Node 网关GPRS支持节点GLAP LAPD Protocol Process board LAPD协议处理板GMC2 Inter-Module Communication board 模块通信板GMCC Module Communication and Control board 模块通信控制板GMEM Memory board 数据库接口板GMM GPRS Mobility Management GPRS移动性管理GMPU Main Processing Unit 主处理单元GMSC Gateway Mobile Switching Center 关口局GMSK Gaussian Minimum Shift-frequency Keying 高斯滤波最小移频键控GNET Intra-module switching network board 交换网板GNOD Node Communication Board 节点通信板GOPT Local Optical Interface Board 光纤通信板GPRS General Packet Radio Service 通用分组无线业务GPS Global Position System 全球定位系统GPWS GSM Secondary Power board 二次电源板GSM， GSM900， GSM1800 Global System for Mobile communications 全球移动通信系统，900MHz的GSM系统，1800MHz的GSM系统GSN GPRS Support Node GPRS支持节点GSNT GSM Signaling Switching Network Board 信令交换网板GT Global Title 全局码GTP GPRS Tunnelling Protocol GPRS隧道协议HHC/HY COM Hybrid Combiner 混合桥型合路器HCS Hierarchical Cell Structure 小区分层结构HDLC High level Data Link Control 高级数据链路控制HDSL High speed Digital Subscriber Line 高速数字用户线HLR Home Location Register 归属位置寄存器HO Handover 切换HPA High magnification Power Amplifier board 高增益功放板HSC Hot Swap Controller 热倒换控制器HSN Hopping Sequence Number 跳频序列号HW Highway 高速通路IID IDentification/IDentity 识别IEC International Electrotechnical Commission 国际电工委员会IMEI International Mobile station Equipment Identity 国际移动终端设备标识IMSI International Mobile Station Identity 国际移动用户识别码IND Indication 指示IOMU iSite Operation and Maintenance Unit 操作维护单元板IP Internet Protocol 互联网协议ISDN Integrated Services Digital Network 综合业务数字网ISO International Standard Organization 国际标准化组织ISR Interrupt Service 中断服务程序ISUP Integrated Services Digital Network User Part/ISDN User Part （七号信令之）ISDN用户部分ITU International Telecommunication Union 国际电信联盟ITU-T International Telecommunication Union - Telecommunication Standardization Sector 国际电信联盟-电信标准部IWF Inter-working Function 互连功能J- -KLL2ML Layer 2 Management Link 层2管理链路L3MM Layer-3 Mobility Management 层三移动管理LA Location Area 位置区LAC Location Area Code 位置区码（LAC）LAI Location Area Identity 位置区标识LAP Link Access Protocol 协议处理板LAPD Link Access Protocol on the D-channel D信道上的链路访问协议LAPDMAIL LAPD Mail Box LAPD邮箱LAPDm Link Access Protocol on the Dm channel Dm信道上的链路访问协议LLC Logical Link Control 逻辑链路控制LMT Local Maintenance Terminal 本地维护终端LNA Low Noise Amplifier 低噪声放大器LPN7 Common Channel Signaling Processing Board 公共信道信令处理板MMA Mobile Allocation 移动台（频率）分配MAC Media Access Control 媒质接入控制MAIO Mobile Allocation Index Offset 移动分配索引偏移MAP Mobile Application Part 移动应用部分MBR Multiband Report 多频报告MCC Mobile Country Code 移动国家码MCK Main ClocK board 主时钟板MCP Multiple Communication-Protocol Processor 多重通信协议处理器MDC Message Discrimination 消息鉴别MDSL Medium Bit-rate Digital Subscriber Loop 中速数字用户环线MDT Message Distribution 消息分配ME Mobile Equipment 移动设备MFU Microcell Frame Unit 微蜂窝帧处理单元MM Mobility Management 移动性管理MMU Multiplication and Management Unit 复用管理单元MNC Mobile Network Code 移动网号MNS Mobile Network Signaling 移动网信令MR Measurement Result 测量结果MR Measurement Report 测量报告MRP Multiple Reuse Pattern 多重复用方式MRT Message Routing 消息路由MS Mobile Station 测量报告MSC Mobile services Switching Centre, Mobile Switching Centre 移动交换中心MSISDN Mobile Station International ISDN Number 移动台国际ISDN号码MSM MSC Subrate channel Multiplexer MSC侧子复用板MT Mobile Terminal 移动终端MTBF Mean Time Between Failure 平均无故障时间MTP Message Transfer Part 消息传输部分NNC Network Control 网络控制NCC Network Color Code 网络色码NCH Notification Channel 通知信道NE Network Equipment 网络设备NM Network Management 网络管理NS Network Service 网络服务NSE Network Service Entity 网络服务实体NSS Network SubSystem 网络子系统OO&M, OM Operations & Maintenance 操作与维护OACSO Off Air Call Set up 不占用空中通道的呼叫启动OAM Operation Administration and Maintenance 运行管理和维护OMAP Operation and Maintenance Application Part 操作维护应用部分OMC Operations & Maintenance Centre 操作维护中心OML Operation and Maintenance Link 操作与维护链路OMU Operations & Maintenance Unit (board) 操作维护单元（板）OOP Object Oriented Programming 面向对象的程序设计OPC Originating Point Code 源信令点编码OPT Optic Interface board 光纤通信板OS Operation System 操作系统OSI Open System Interconnection 开放系统互连模型PPA Power Amplifier 功率放大器PAGCH Packet Access Grant Channel 分组接入允许信道PBCCH Packet Broadcast Control Channel 分组广播控制信道PBGT Power Budget 功率预算PBU Power Boost Unit 功率增强单元Pb Pb Interface Pb接口PbSL PCU-BSC Signaling Link PCU-BSC间信令链路PCCCH Packet Common Control Channel 分组公共控制信道PCH Paging CHannel 寻呼信道PCIC Packet Circuit Identity Code 分组电路标识码PCM Pulse-Code Modulation 脉冲编码调制PCU Packet Control Unit 分组控制单元PD Protocol Discrimination 协议识别码PDCH Packet Data Channel 分组数据信道PDH Plesiochronous Digital Hierarchy 准同步数字系列PDN Packet Data Network 分组数据网PDP Packet Data Protocol 分组数据协议PDTCH Packet Data Traffic Channel 分组业务数据信道PI Peripheral Interface 外设接口部件PIN Personal Identity Number 个人识别码PLL Phase Locked Loop 锁相环路PLMN Public Land Mobile Network 公用陆地移动网络PMU Power and Environment Monitoring Unit 电源环境监测板PNCH Packet Notification Channel 分组通知信道POMU Packet Operation & Maintenance Unit 分组操作维护单元PON Passive Optical Network 无源光网络PPCH Packet Paging Channel 分组寻呼信道PRACH Packet Random Access Channel 分组随机接入信道PSDN Public Switched Data Network 公用数据交换网PSI Packet System Information 分组系统消息PSK Phase Shift Keying 相移键控PSTN Public Switched Telephone Network 公用电话交换网PSU Power Supply Unit 供电单元PT Penalty Time 惩罚时间PTCCH Packet Timing advance Control Channel 分组定时提前控制信道PTM Point To Multipoint 点到多点PTM-M Point To Multipoint Multicast 点对多点广播PTM-SC Point to Multipoint Service Center 点到多点数据服务中心PTP Point To Point 点对点PWC Secondary Power Supply Board 电源控制板QQoS Quality of Service 业务质量RRACH Random Access Channel 随机接入信道RE Reestablishment 呼叫重建RF Radio Frequency 射频RLC Radio Link Control 无线链路控制RLM Radio Link Management 无线链路管理RPE-LTP Regular Pulse Excitation-Long Term Prediction 规则脉冲激励-长期预测RPPU Radio Packet Process Unit 无线分组处理单元RR Radio Resource 无线资源RSA Rivest-Shamir-Adleman 通用关键子密码方法RSL Radio Signaling Link 无线信令链路RTE Radio Test Equipment 天线测试设备RX Receiver/Reception 收信机/接收RXLEV Received signal level 接收信号等级RXQUAL Received Signal Quality 接收信号质量SSABM Set Asynchronous Balanced Mode 置异步平衡模式SACCH Slow Associated Control Channel 慢速随路控制信道SACCH/C4 Slow Associated Control Channel/SDCCH/4 慢速随路控制信道/SDCCH/4 SACCH/C8 Slow Associated Control CHannel/SDCCH/8 慢速随路控制信道/SDCCH/8 SACCH/T Slow Associated Control CHannel/Traffic channel 慢速随路控制信道/业务信道SACCH/TF Slow Associated Control Channel/Traffic channel Full rate 慢速随路控制信道/全速率业务信道SAP Service Access Point 服务接入点SAPI Service Access Point Identifier 业务接入点标识SCCP Signaling Connection Control Part 信令连接控制部分SCH Synchronization CHannel 同步信道SCMG SCCP Management SCCP管理SCU Simple combining Unit 简单合路单元SDCCH Stand-alone Dedicated Control CHannel 独立专用控制信道SDH Synchronous Digital Hierarchy 同步数字系列SDU Service Data Unit 业务数据单元SGSN Serving GPRS Support Node 服务GPRS支持节点SID Silence Descriptor 静噪指示SIG Signaling 信令SIM Subscriber Identity Module 用户识别卡SITE Site 站点SLM Signaling Link Management 信令链路管理SLS Signaling Link Selection 信令链路选择码SM Sub-Multiplexer Interface 子复用板SM-SC Short Message - Service Center 短消息中心SMBCB Short Message Service Cell Broadcast 短消息业务小区广播SMC Short Message Center 短消息中心SMI Sub-Multiplexer Interface 子复用板SMS Short Message Service 短消息业务SMS-GMSC Short Message Service - Gateway MSC 短消息关口MSCSMS-IWMSC Short Message Service Interworking MSC 短消息互联MSCSMSCB Short Message Service Cell Broadcast 短消息小区广播SMUX Sub-Multiplexer 子复用器SNDCP SubNetwork Dependent convergence Protocol 子网相关的收敛协议SOR Support Optimization Routing 支持优选路由SP Signaling Point 信令点SRM Signaling Route Management 信令路由管理SS Supplementary Service 补充业务SS7 Signalling System No.7 七号信令SSN SubSystem Number 子系统号STM Signaling Traffic Management 信令业务管理STP Signaling Transfer Point 信令转接点TTA Timing Advance 定时提前量TAI Timing Advance Index 时间提前量索引TBF Temporary Block Flow 临时数据块流TC Transcoder 码变换器TCH Traffic Channel 业务信道TCH/F A full rate TCH 全速率业务信道TCH/F2.4 A full rate data TCH (2.4kbit/s) 全速率数据业务信道（2.4kbit/s）TCH/F4.8 A full rate date TCH (4.8kbit/s) 全速率数据业务信道（4.8kbit/s）TCH/F9.6 A full rate data TCH (9.6kbit/s) 全速率数据业务信道（9.6kbit/s）TCH/FS A full rate Speech TCH 全速率话音业务信道TCI Terminal Interface board 终端接口板TCP Transmission Control Protocol 传输控制协议TCSM TransCoder & Sub-Multiplexer 码变换与子复用单元TDMA Time Division Multiple Access 时分多址TE Terminal Equipment 终端设备TEI Terminal Equipment Identifier 终端设备识别码TES Transmission Extension power Supply unit 传输扩展供电单元TEU Transmission Extension Unit 传输扩展单元TFI Transport Format Indicator 传输格式指示TFO Tandem Free Operation 免汇接运营TLLI Temporary Link Level Identity 临时链路等级标识TMSC Tandem Mobile Switching Centre 汇接移动交换中心TMSI Temporary Mobile Subscriber Identifier 临时移动用户标识符TMU Timing/Transmission and Management Unit 定时/传输管理单元TN Timeslot Number 时隙号TNI Terminal Network Interface 终端网络接口部件TO Temporary Offset 临时偏移TRAU Transcoder & Rate Adaptation Unit 码变换器/速率适配单元TRX Transceiver (board) 收发信机TS Timeslot 时隙TSC Training Sequence Code 训练系列号(编码）TUP Telephone User Part(SS7) 电话用户部分UUA Unnumbered Acknowledge 无编号证实UDP User Datagram Protocol 用户数据报协议UDT Unit Data 单位数据UI Unnumbered Information (frame) 无编号信息帧Um 空中接口USF Uplink State Flag 上行链路状态标识USSD Unstructured Supplementary Service Data 非结构化补充业务数据VVAD Voice Activity Detection 话音激活检测VBS Voice Broadcast Service 话音广播呼叫业务VEA Very Early Allocation 很早分配VGCS Voice Group Call Service 话音组呼业务VLR Visitor Location Register 拜访用户位置寄存器VM Voice Mailbox 语音邮箱VSAT Very Small Aperture Terminal 甚小天线卫星地球站WWDT Watchdog Timer 看门狗WS Workstation 操作台XxDSL x Digital Subscriber Line x数字用户线YZ爱尔兰表：某基站站型为S4/4/4。
通信缩略语
英文缩写英文名称中文名称3G The third generation mobile communications 第3代移动通信3GPP2 3rd Generation Partnership Project2 3G协作组2π/4-QPSK π/4-offset quadri-phase shift keying π/4偏置四相相移键控AA/D Analog-digital converter 模拟信号/数字信号转换A_key Authentication key 鉴权保密键AAA Authentication , Authorization , Accounting 鉴权、授权、计帐Abis BSC与BTS之间的接口ACCM Asyc-Control-Character-Map异步字符映射表ACF Authentication function 鉴权功能AFLT Advanced Forward LinkTrilateration 高级的前向链路三角定位AGPS Assisted GPS 网络辅助GPSAGW Access Gateway 接入网关AH Authentication Header 鉴权报头Ai MSC与PSTN之间的接口A-interface MSC与BSC之间的接口AMI Alternate mark inversion 信号交替反转AMPS Advanced Mobile PhoneSystem 高级移动电话系统ANID Access Network Identifier 接入网标识ANSI American National StandardInstitute 美国国家标准协会AOA Angle of Arrival 到达角度ARP Address Resolution Protocol 地址解析协议ASIG Analog signal 模拟信令板ATM Asynchronous transfermodule 异步传输方式AUC Authentication center 鉴权中心BBCTL Back control MPM控制层背板BCTN Back Control and Net CPM控制网络层背板BDT Back Digital Trunk 数字中继层背板BER Bit Error Ratio 比特差错率BHSM Busy Hour Short Message 忙时短消息数BIB Back unit indicating bit 后向指示语比特B-interface MSC与VLR之间的接口BIOS Basic input/output system 基本输入/输出系统续表英文缩写英文名称中文名称BNEN Back Net Network 16K网络层背板BNET Back Network 8K网络层背板BREW Binary Runtime Environment forWireless 无线二进制运行环境BS Base station 基站BSA Base Station Almanac 基站历书BSC Base station controller 基站控制器BSCM Basic service conceptmodule 基本业务概念模块BSID Base station identify 基站识别号BSN Back unit sequence number 后向顺序号码BSS Base station subsystem 基站子系统BTS Base transceiver station 基站收发信机BUSI Bus-interface MP单元的总线接口CCANID Current Access NetworkIdentifier 当前接入网标识CAP Content Access Platform 内容接入平台CAVE Cellular authentication & voice encryption algorithm 蜂窝鉴权和语音加密运算法则CBC Cell broadcast center 小区广播短消息中心CC Call control 呼叫控制Conference calling 会议电话Country code 国家码CCF Call control function 呼叫控制功能CCP Compress Control Protocol 压缩控制协议CDF Command Dispatch Function 命令分发功能CDMA Code division multipleaccess 码分多址无线通信系统CDSN Central Digital SwitchingNetwork 中心架数字交换网板CellID CellIDentity 蜂窝识别CFB Call forward busy 遇忙呼叫前转CFBI Central Fiber BusInterface 中心架光总线接口板CFD Call forward default 缺省呼叫前转CFM Central Fan Monitor 中心架风扇监控板CFNA Call forward no answer 无应答呼叫前转CFU Call forward unconditional 无条件呼叫前转CHAP Challenge Handshake Authentication Protocol 查询握手鉴权协议C-interface MSC与HLR之间的接口CK Check bits 检验位CKCD Central clock and Comm.Driver 中心架时钟驱动及模块间通信驱动板CKDR Clock Driver 时钟驱动板CKI Clock benchmark interface 时钟基准接口板CLI Command line Interface 命令行接口CM Configuration Management 配置管理CMF Connection Monitor Function 连接监控功能CMIP Common Management InformationProtocol 公共管理信息协议CMIS Common Management InformationService 公共管理信息服务CNIP Call number identificationpresentation 主叫号码显示CNIR Call number identificationrestriction 主叫号码禁止显示COA Care of Address 转交地址COMM COMMunication 通信板CP Content Provider 内容提供商CPM Common Signaling ProcessModule 共路信令处理部件CPSN Central Power SwitchingNetwork 中心架超级交换网板CPU Center processing unit 中央处理器CR Connection request 接续请求CRC Cyclic redundancy check 循环冗余码校验CRF Command Resolve Function 命令解析功能CSCF Call state call controlfunction 呼叫状态呼叫控制功能CSL Component sub-layer 成份子层CSM Centre switch module 中心交换模块CT Call transfer 呼叫转移CTI Computer telephone integratedserver 计算机-电话集成服务器CTLU Control Unit 控制单元CTRL Control Layer 控制层CUG Close unit group 闭合用户群CW Call waiting 呼叫等待CWTS China wireless telecommunication standard 中国无线通信标准DDB Database 数据库DBAI Database Access Interface 数据库访问接口DBCM Database Control Manager 数据库控制管理DBWR Database Write 数据库写入DBIO Data Base Input & Output 数据库输入输出接口DCS1800 1800M TDMA系统DDN Data digital network 数据数字网DDSN Double DSN 16K网板DHA Dialogue handlingarchitecture 对话处理DID Dialogue identification 对话标识Di-interface MSC与ISDN之间的接口D-interface HLR与VLR之间的接口DAI Data Available Indicator 数据有效指示DBS Data BaseSubsystem 数据库子系统DHCP Dynamic Host ConfigurationProtocol 动态主机配置协议DiffServ DifferentiatedService 区分服务DMA Direct memory access 直接存储器访问DMM Data management module 数据管理模块DN Data number 用户号码簿号码DND Don’t disturb免打扰DO Date only 仅传输数据信号DPC Destination point code 目的地信元编码DPRAM Double port random accessmemory 双口随机存储器DRAM Dynamic random accessmemory 动态随机存储器DRS Data Ready to Send 数据准备发送DS-CDMA Direct sequence-CDMA 直扩式码分多址DSN Digital service network 数字交换网板DSNI Digital Switching NetworkInterface 数字交换网络接口板DT Digital trunk 数字中继DTEC Digital Trunk Echo Cancel 带回声消除数字中继板DTI Digital Trunk Interface 数字中继接口板DTMF Dual-tone multi-frequency 双音多频信号子单元DTU Digital trunk unit 数字中继单元DV Date and voice 传输数据和音频信号DWDM Dense wave divide multiple 密集波分复用EECDT Echo digital trunk 具有回声消除的数字中继板ECP Extended CapabilitiesParallel 扩展能力并行端口ECR Enhanced Call Routing 增强的呼叫路由选择EFD Event ForwardingDiscriminator 事件前转辨别器E-interface MSC与MSC之间的接口EIR Equipment identify register 设备标识寄存器EOTD Enhanced Observed TimeDifference 增强的时间差观察EPLD Erasable programmable logicdevice 可编程逻辑电子器件EPP Enhanced Parallel Port 增强型并行端口ESME Exterior short messageentity 扩展短消息实体ESN Electric serial number 电子序列号ESP Encapsulating SecurityPayload 封装安全载荷EV Evolvement 演化FF Flag 标志码FA Foreign Agent 外地代理FAC Foreign Agent challenge 外地代理查询FAM Fleet and Asset Management 运输车队及货物管理FBI Fiber Bus Interface 光纤总线接口板FC Feature code 业务码FDC Floppy disc controller 软盘控制器FDD Frequency division duplex 频分双工FDMA Frequency division multipleaccess 频分多址FE Fast Ethernet 快速以太网（接口）FFT Fast Fourier transform 快速傅立叶变换FIB Forward unit indicating bit 前向指示语FIFO First-in first-out 先入先出法FIM Feature interaction manager 特性交互管理F-interface MSC与EIR之间的接口FISU Fill-in signal unit 填充信号单元FM Fault Management 故障管理FM Frequency modulation 调频FPGA Field Program Gate Array 现场可编程门阵列FSN Forward serial number 前向序列号FTAM File transfer accessmanagement 文件传输接入控制协议FTP File transfer protocol 文件传输协议GGE Giga Ethernet 千兆以太网（接口）GHDM General Handoff DirectionMessage 普通切换方向消息G-interface VLR与VLR之间的接口GIS Geographic InformationSystem 地理信息系统GMD Gateway Message Distributor 网关消息分发模块GMSC Gateway mobile-services switchingcenter 移动关口局GMSK Gaussian filtered minimum shiftkeying 高斯滤波最小移频键控GMW GIS Middle Ware 地理信息系统中间件GPRS General Packet RadioService 通用无线分组数据业务GPS Global Positioning System 全球卫星定位系统GRE Generic RoutingEncapsulation 通用路由封装Gs 高斯（磁场强度单位）GSM Global system for mobilecommunications 全球移动通信系统GSM900 900M TDMA系统GT Global title 全球寻址号HHA Home Agent 归属代理HD Hard disk 硬盘HDB3 High Density Bipolar of Order3 三阶高密度双极性码HDLC High level data linkcontrol 高级数据链路控制HDM HLR digital processingmodule HLR数据处理模块H-interface HLR与AUC之间的接口HLR Home location register 归属位置寄存器HLR/AUC 归属位置寄存器/鉴权中心HSM HLR service processingmodule HLR业务处理模块HSS Home subscriber server 归属用户服务器HW High speed data way 高速数据通道II/O Input/Output 输入/输出ICMP Internet Control MessageProtocol Internet控制报文协议IDE Interface of hard diskequipment 硬盘接口IETF Internet Engineering TaskForce Internet工程任务组IKE Internet Key Exchange Internet 密钥交换协议IMSI International mobile subscriberidentity 国际移动用户标识IMT International MobileTelecommunication 国际移动电信ING IP Network Gateway IP网关IntServ Integrated Service 集成服务IP Internet protocol 因特网协议IPCP IP Control Protocol IP控制协议Ipsec IP Security IP安全协议Ipv6 IP Version 6 IP协议的版本6 IRM International Roaming MIN 国际漫游移动标识码ISA Industry StandardArchitecture 工业标准结构ISAKMP Internet Security Association and Key Management Protocol Internet安全协定和密钥管理协议ISC IP Standard Communication IP 标准通信ISDN Integrated service digitalnetwork 综合业务数字网ISDN PRI ISDN Prime ISDN一次群速率ISM Interior software mapper 中间软件交换程序ISO International standardizationorganization 国际标准化组织ISP Internet serviceproviders Internet服务提供者ISUP ISDN user protocol ISDN 用户协议ITC Interrupt controller 中断控制器IW/GMSC Interworking/GatewayMSC 关口局/短消息信令网关IWF Inter Work Function 网络互通功能JJDMK Java Dynamic ManagementKit Java动态管理开发包JVM Java Virtual Machine Java虚拟机LL1 Layer 1 第一层L2 Layer 2 第二层L2TP Layer2 Tunnel Protocol 层2隧道协议LAC L2TP Access Concentrator L2TP 接入集中控制点LAC Local Area Code 本地区域码LAI Location area information 移动台位置信息LAN Local Area Network 局域网LBC Location Based Charging 基于位置的计费业务LBIS Location Based InformationServices 基于位置的信息服务LCF Link Control Function 连接控制功能LCM Location Common Module 定位公共模块LCM Link Control Module 连接控制模块LCP Link Control Protocol 链路控制协议LCS Location Services 定位业务LE Local exchange 本地交换局LED Light emitting diode 发光二极管LF Logging Function 日志功能LI Length Indication 长度指示语LIR Location InformationRestriction 位置信息限制业务LMT L1 Message Transfer L1内部消息转换LMT Local Management Terminal 本地维护终端LNS L2TP Network Server L2TP网络服务器LOMC Local Operations & maintenancecenter 本地操作维护中心LRF Local register function 本地登记功能LS Local switching 市话交换局LSSU Link status signal unit 链路状态信号单元LSTP Low signal transfer point 低级信令转换点MMAC Medium Access Control 媒体接入控制MACF Mobile access controlfunction 移动台接入控制功能MAF Management ApplicationsFunction 管理应用功能MAHO Mobile Assisted Handoff 手机协助的切换MAP Mobile application part 移动应用部分MC Message center 短消息中心MC-CDMA Multiple channel-CDMA 多载波码分多址系统MCC Mobile Country Code 移动国家码MCFTP Multi Channel Flow TreatmentProtocol 多通道流处理协议MD Message distribute 消息分配MDB Memory Data Base 内存数据库MDN Mobile data number 移动台号码MEI Mobility Event Indicator 移动事件指示MF Mediation Function 中介功能MFC Multi-frequency control 多频互控记发器信号子单元MIB Management Information Base 管理信息库MIF Management InformationFunction 管理信息功能MII Media Independent Interface 介质无关接口MIN Mobile station identifynumber 移动台识别码M-interface SME与SM/SME之间的接口MIP Mobile IP 移动IPMIT MO Instance Tree MO实例树MLS Mobile Location System 移动定位系统MMD MAP Message Distributor MAP 消息分发模块MML Man Machine Language 人机语言MMT Mobile Message Transfer MS消息转换MN Mobile Node 移动节点MNC Mobile network code 移动网络号MO Manage Object 管理对象MO Mobile originated 移动台发起MOCT Managed Object Class Tree 管理对象类树Modem Modulator Demodulator 调制解调器MOF MO administration Function MO 管理功能MON Monitor 监控板MP Module processor 模块处理机板MPC Mobile Position Center 移动定位中心MPCAP Mobile PositioningCapability 手机定位能力MPLS Multi Protocol LabelSwitching 多协议标签交换MPM MSC/VLR Process Module MSC/VLR 处理模块MRU Maximum Receive Unit 最大接收单元MRVT MTP Routing VerificationTest MTP路由检验测试MS Mobile station 移动台MSC Mobile switching center 移动交换中心MSC/VLR 移动交换中心/拜访位置寄存器MSID Mobile Station Identifier 移动台标识MSM Message Switching Module 消息交换模块MSS Mobile switching system 移动交换系统MSU Message signal unit 消息信号单元MT Mobile terminated 移动台终止MTBF Mean Time Between Failures 平均故障间隔时间MTP Message transfer part 消息传送部分MTP1 Message transfer part-layer1 消息转换层-第一层MTP2 Message transfer part-layer2 消息转换层-第二层MTP3 Message transfer part-layer3 消息转换层-第三层MWN Message waiting notice 消息等待通知NNAF Network Adapter Function 网元适配器功能NAI Network Access Identifier 网络接入标识NAMPS Narrow AMPS 窄带AMPSNAS Network Access Server 网络存取服务器NAT Network Address Translation 网络地址转换NCP Network Control Protocol 网络控制协议NE Network Element 网络单元NEF Network Element Function 网元功能NETU Network unit 网络单元NID Network identify 网络识别号N-interface HLR与MC之间的接口NMC Network Management Center 网管中心NPM Network Process Module 网络处理模块NTP Network Timing Protocol 网络时钟协议NVT Network Virtual Terminal 网络虚拟终端OOAM Operation And Management 操作与维护OMC Operations & maintenancecenter 操作维护中心OMC-R Operations & maintenancecenter-radio 基站侧操作维护中心OMC-S Operations & maintenancecenter-switch 交换侧操作维护中心OMF Operation MaintenanceFunction 操作维护功能OMM Operation maintenancemodule 操作维护模块OMT Operation MaintenanceTerminal 操作维护终端OO Object-Oriented 面向对象OOF Operation OutputtingFunction 操作输出功能OSA Open Service Architecture 开放业务体系OSF Operations Systems Function 操作系统功能OSPF Open Shortest Path First 开放最短路径优先OSS Operations Support System 操作支持系统OSS Operation System Subsystem 操作系统子系统PPAD Packetassembly/disassembly 分组装/拆设备PANID Previous Access NetworkIdentifier 先前接入网标识PAP Password AuthenticationProtocol 口令鉴权协议PCA Password calling access 口令呼叫接收PCB Printed circuit board 印制电路板PCF Packet Control Function 分组控制功能PCI Peripheral controllerinterface 外围控制器接口PCM Pulse code modulation 脉冲编码调制PDE Position Determining Entity 定位实体PDN Packet Data Network 分组数据网PDSN Packet Data Service Node 分组数据服务节点PDSS Packet Data Service System 分组数据服务系统PEPD Peripheral environment parameter detection 外围环境参数监控板PHY Physics 物理器件PI PDSN－Internet（Interface）PI （接口）P-I PI PI（接口）PIN Personal identificationnumber 个人身份识别号码（口令）PL Preferred language 优选语言PLMN Public lands mobilenetwork 公众陆地移动网PM Performance Management 性能管理PMT Positioning MessageTransfer 位置服务消息转换PN Pseudo Random Noise 伪随机噪声PN Puppet number 伪随机码Personal Numbering 个人号码POMC Provincial Operations & maintenance center 省级操作维护中心POS Packet over SONET/SDH 基于SONET/SDH的分组传输POWERB POWERB B电源板POWERC Power C C电源板POWERP Power P P电源盒POWS Power Switch 电源开关板P-P PDSN-PDSN（Interface）PP（接口）PP Peripheral module process 外围模块处理进程PPC Pre-paid charging 预付费业务PPP Point to Point Protocol 点对点协议PPTP PPP Tunnel Protocol PPP隧道协议PQOS Position Quality ofService 定位服务质量PSI PCF Session Identity PCF会话标识PSK Phase-shift keying 相移键控法PSM Periphery switch module 外围交换模块PSPDN Packet switched public datanetwork 公众分组交换数据网PSS Protocol Stack Subsystem 协议栈子系统PSTN Public switched telephonenetwork 公众电话交换网QQAF Q3 Adaptor Function Q3适配功能Q-CELP Qulcomm-code excited linerprediction 高通公司码激励线形预测编码Q-interface MC与MSC之间的接口QoS Quality of service 服务质量保证QPSK Quadri-phase shift keying 四相移键控QXF Qx Interface Function 类CMIP 接口功能RRAND Random number 随机数RADIUS Remote Authentication Dial in User Service 远端鉴权拨号用户服务RAS Remote access service 远端访问服务制功能RFC Remote feature control 远端业务控制RIP Routing InformationProtocol 路由信息协议RLP Radio Link Protocol 无线链路协议RMI Remote Method Invocation 远端方法调用RMT Remote Maintenance Terminal 远端操作维护终端RN Radio Node 无线节点RNC Radio Node Controller 无线控制节点RP Radio PDSN（interface）RP（接口）R-P RP RP（接口）RSVP Resource ReservationProtocol 资源预留协议RTC Real Time Clock 实时时钟终端功能RTT Radio TransmissionTerminal 无线发射终端Radio transmission technology 无线传输技术SSC Short message center 短消息中心SCA Select calling access 选择呼叫接受SCCP Signaling connect controlpart 信号连接控制部分SCE Service create environment 业务生成环境SCEP Service create environmentpoint 业务生成环境点SCF Service control function 业务控制功能SCMG SCCP management SCCP管理SCP Service control point 业务控制点SCRC SCCP routing control SCCP路由选择控制SCSI Small computer systeminterface 小型计算机系统接口SDF Service database function 业务数据库功能Service Discovery Function 服务发现功能SDH Synchronous DigitalHierarchy 同步数字系列SDL Specification & descriptionlanguage 规范和描述语言SDM Service database module 业务数据库部件SDRAM Synchronous Dynamic RAM 同步动态RAMSF State field 状态字段SI Service indication 业务指示语SIA Sensor InterfaceApplication 接收器应用接口SID System identify 系统识别号SIF Signaling informationfield 信令信息字段SIM Subscriber identity module 用户识别卡SLP Service logic point 业务逻辑点SLS Standby Location System 备用定位系统SM Security Management 安全管理SMAF Service management accessfunction 业务管理接入功能SMAP Service management accesspoint 业务管理接入点SMD Service Message Distributor 业务消息分发模块SME Short message entity 短消息实体SMEM Shared Memory 共享内存板SMF Session Management Function 会话管理功能Service management function 业务管理功能SMP Service management point 业务管理点SMPP Short message peer to peerprotocol 对等短消息协议SMS Short message service 短消息业务SMSC Short Message ServiceCenter 短消息中心SMSDFP SMS delivery pendingflag 移动台短消息不可及标志SNAPI SnapTrack API SnapTrack 应用接口SNM Service network module 交换网络模块SNMP Simple Network ManagementProtocol 简单网络管理协议SP Subscriber processor 用户处理器SPAC Signaling point allowed accessingcontrol 信令点允许访问控制模块SPC Signaling point code 信令点编码SPCC Signaling point crowding levelcontrol 信令点拥塞级别控制模块SPINA Subscriber PIN access 用户PIN接入SPINI Subscriber PINinterrupter 用户PIN拦截SPI Security Parameter Index 安全索引SPM Service Processing Module 业务处理模块SPPC Signaling point prohibited accessing control 信令点禁止访问控制SPS Service Process Subsystem 业务处理子系统SRF Special resource function 特殊资源功能SS7 Signaling system 七号信令系统SSAC Sub-system allowed accessingcontrol 子系统允许访问控制SSD Shared secret data 共享保密数据SSF System Support Function 系统支撑功能SSM Service switch processingmodule 业务处理部件SSN Sub-system number 子系统号码SSP Service switch point 业务交换点SSPC Sub-system prohibited accessingcontrol 子系统禁止访问控制模块SSTC Sub-system testing control 子系统测试控制模块STB Signaling terminator board 信令终端连接接口板STM Synchronous Transfer Mode 同步传输模式STP Signal transfer point 信令转接点SYCK Synchronization clock 同步时钟板TT Time switch module 时分交换模块TCAP Transaction capability applicationpart 事务处理能力应用部分TCP Transfer control protocol 传输控制协议TDMA Time division multipleaccess 时分多址TDOA Time Difference of Arrival 到达时间差分TLDN Temporary location digitalnumber 临时漫游号TM Transfer module 转换层模块TMD TCAP Message Distributor TCAP 消息分发模块TMN Telecommunication ManagementNetwork 电信管理网TMSC Terminal MSC 移动汇接局TNET Time synchronization & switchnetwork 同步时钟交换网Timed and NET 同步时钟网络板TOA Time of Arrival 到达时间TOS Type of Service 服务类型（IP 包头内容）TPMC Transactions Per Minute BenchmarkC 每分钟事务处理能力Benchmark CTRAP Trap 俘获，陷阱TS Time slot 时隙TSL Transaction sublayer 事务处理子层TT Transfer type 翻译类型TUP Telephone user part 电话用户部分UUAF User Applications Function 用户应用功能UART Universal Asynchronous Receiver Transmitter 通用异步收发器UART Universal asynchronousreceiver/transmitter 异步串行总线接口UCD User LCS Client Database 用户/ LCS Client数据库UCT Universal Coordinated Time 全球通用时间标准UDBCLI Universal Database Calling Level Interface 通用数据库调用级接口UDP User Datagram Protocol 用户数据报协议UDR User Data Record 用户数据记录UHDM Universal Handoff DirectionMessage 通用切换方向消息Um-interface BSS与MS之间的空中接口UPS Uninterruptible PowerSource 不间断电源UTC Coordinated Universal Time maintained by International Time Bureau 全球标准时间UUAF Unit User ApplicationsFunction 单元用户应用功能UWMF Unit Windows ManagementFunction 单元窗口管理功能UWSF Unit Workstation Function 单元工作站功能VVGA Video Graphic Array 视频图形阵列VJ Van Jacobson（compression）VJ 压缩VLR Visitor location register 拜访位置寄存器VM Voice mailbox 语音信箱VPN Virtual Private Network 虚拟专用网VSE Vendor Specific Extension 厂商特定扩展VTP Virtual Tunnel Protocol 虚拟隧道协议VTY Virtual Terminal 虚拟终端WW-CDMA Width-CDMA 宽带CDMAWAM Window ApplicationManagement 窗口应用管理WAN Wide Area Network 广域网WAP Wireless ApplicationProtocol 无线应用协议WARN Wide Area ReferenceNetwork 广域参考网络WCF Workstation ControlFunction 工作站控制功能WCM Window Control Module 窗口控制模块WIN Wireless intelligentnetwork 无线智能网WSF Workstation Function 工作站功能WTP Wireless Transport Protocol 无线传输协议WVPN Wireless virtual privatenetwork 无线虚拟专用网XXML eXtensible Markup Language 可扩展标记语言。
通信缩略语-中英文对照
Frequency Division Multiple Access
频分多址
综合
Forward Error Correction
前向纠错
综合
Fast Fourier Transformation
快速傅丽叶变换
综合
Frequency Modulation
频率调制
综合
Fiber Raman Amplifier
数据总线
综合
Data Base
数据库
综合
Data Base Administrator
数据库管理员
综合
Data Base Management System
数据库管理系统
综合
Data Base System
数据库系统
综合
Digital Data Network
数字数据网
综合
Distributed Denial of Service
吉比特无源光网络
综合
General Packet Radio Service
通用分组无线服务技术
综合
GPS GSM GSMP GW H2H H2T HF HFC HPA HSS HTTP IAB ICMP ICMP ICP ICT IDC IESG IETF IFMP IGMP IM-MGW IMS IMS-MGW IMT-2000 IMT-Advanced IOT IP IP-CAN IPSec IP-VPN IRSG IRTF IS ISAKMP ISDN ISO ISOC ISP ISUP ITSEC ITU ITU-R IVR LAN LAPS LCAS LDPC LEO LF LMDS LNA LPF LPR LSP LTE M2M MAC
通信缩写词中文翻译表
磁带/磁盘机柜 第一级T载波数字干线 第二级T载波数字干线 终端适配器 时间提前量 允许传递证实 型号批准码 终端接入控制代理功能 终端访问控制功能 全入网通信系统 终端适配功能 终端鉴权 待发缓冲器 终端基本呼叫状态模型 临时数据块流 临时块流 传输收敛 事务处理能力 事务处理能力应用部分 时限控制模块 终端控制单元 业务信道 全速率话务信道 半速率话务信道 标记控制信息 时间压缩复用 倒换控制 传输控制协议 传送控制协议/互联网协议 A型终端控制处理机 B型终端控制处理机 C型终端控制处理机 受控重编路由控制 终端能力集 终端能力集确认 目标小区选择功能 终端CAMEL签约信息 终端能力集拒绝 音解码器 时分双工 时分复用 时分多址 触发检测点
TON TOS TP
Type Of Number Type Of Service Terminal Portability Transfer layer Protocol Transmission Path TPA Transfer-Prohibited Acknowledgement signal TPAG Terminal Paging TPDU Transfer Protocol Data Unit TPID TAG Protocol Indifier TPTY Three Party Service TR Token Ring TRA Traffic-Restart-Allowed signal TRAU Transcoding and rate Adaptation Unit TRF Traffic Message TRM Traffic-Restart-allowed Message TRX Transceiver TS Technical Specification Telecommunication Service Transport Stream TSAP Transport Service Application Part TSC Time Slot Code TSFC Signalling Traffic Flow Control TSI Time Slot Interchange TSIU Time Slot Interchange Unit TSM Multiplexed Signalling Terminal TSRC Signalling Routing Control TTC Telecommunication Technical Committee TTF Transmission Test Facility TTL Time To Live TU Trunk Unit Tributary Unit TUP Telephone User Part TW-SLA Trad Protocol Trigger Detection Point-Request Terminal Equipment Time Error Terminal Endpoint Identifier Transverse Eletric Mode Terminal Interface Terminal Equipment Validation Transport Function Transfer-Allowed signal Traffic Flow Control Transfer-controlled signal Temporary Flow Identity Tag Forward Information Base Transfer-prohibited and transfer-allowed Message Transfer-prohibited-transfer-allowed and Transferrestricted Messages Transfer-Prohibited signal Transfer Restricted signal Forced Rerouting Control Trivial File Transfer Protocol Tone Generator Trunk Gateway Trunk Group Number Trunk Group Number Tag Information Base Tunnel Identifier Translation Information Flay CAMEL Subscriber Telecommunication Information Network Architecture Transport Layer Link Availability Control Temporary Logical Link Identity Terminal Location Registration Transport Layer Security Trunk and Line Work Station Terminal Multiplexer Test Management Transverse Magnetic Mode Telecommunication Management Network Time-Multiplexed Switch Tandem MSC Temperate Mobile Station Identity Transport Overhead
通讯领域缩写及解释
通讯领域缩写及解释缩写及解释ABC Administration Billing Center （管理列表中心）AC Authentication Center （鉴权中心）AC/DC AC/DC Converter （交直流转换）ACOM Antenna Combiner （天线连接器）ACT Alarm Collection Terminal （告警收集终端）ACTA ACT Alarm Board （ACT告警板）ACTC ACT Connection Board （ACT连接板）ACTP ACT Processor Board （ACT处理板）AE Alarm & Error Handling （告警错误管理）AGC Automatic Gain Control （自动增益控制）AMA Automatic Message Accounting （自动消息记帐）ANT Antenna Transmitter Output （天线传输输出器）AOC Advice of ChargeAOCC Advice of Charge - Charging levelAOCI Advice of Charge - Information levelAPS Application Program System （应用程序系统）ATM Asynchronous Transfer Mode （异步传输模式）ATOP Automatic Operator （自动操作）BA Basic Access （基本接入）BAIC Barring of All Incoming CallsBAOC Barring of All Outgoing CallsBAP Base Processor （基站处理器）BBSIG Baseband and Signal Processing （基站信令处理）BCT Basic Craft Terminal （基站终端）BDCG Bus Distributor Module with Clock Generator for DSU （为DSU提供的带有时钟发生器的总线分配模块）BIC-Roam B arring of All Incoming Calls when RoamingOutside Home PLMNCountryBMML Basic MML （基本人机对话语言）BOIC Barring of All Outgoing International CallsBOIC-exHC Barring of All Outgoing International Calls except to Home PLMNCountryBP Backplane （备板）BSC Base Station Controller （基站控制器）BSCI BSC Interface Card （BSC接口卡）BSIC Base Station Identity Code （基站识别码）BSS Base Station System （基站系统）BSS Basestation Subsystem （基站子系统）BSSAP Base Station System Application Part （基站系统应用部分）BSSMAP Base Station System Management Application Part （基站系统管理应用部分）BTS Base Transceiver Station （基站收发台）BTSE Base Transceiver Station Equipment （基站收发设备）CAP Call Processor （呼叫处理器）CBC Cell Broadcast Center （蜂窝广播中心）CCBS Completion of Call to Busy Subscribers CCG(A) Central Clock Generator A （主时钟发生器A）CCNC Common Channel Signaling Network Control （公共信令控制）CCNP Common Channel Signaling Network Processor （公共信令处理器）CCS7 Common Channel Signaling System No. 7 （NO.7信令）CCTRL Core Controller （主控）CD ROM Compact Disc Read Only MemoryCDA Circuit Duplex Asynchronous （异步双工）CDS Circuit Duplex Synchronous （同步双工）CFB Call Forwarding on mobile subscriber BusyCFNRc Call Forwarding on mobile subscriber Not Reachable CFNRy Call Forwarding on No ReplyCFU Call Forwarding UnconditionalCLI Command Line InterfaceCLIP Calling Line Identification Presentation （呼叫链路标示显示）CLIR Calling Line Identification Restriction （呼叫链路标示限制）CM Configuration Management （结构管理）CMISE Common Management Information Service Element （公共管理信息服务单元）CML Command Manual （命令手册）CMY Common Memory （公共存储器）CNI Comfort Noise InsertionCOBA Core BasisCONT ControlCOSA Core SatelliteCOU Control of UseCOUC Conference Unit C （会议单元）CP113C Coordination Processor 113C （协调处理器113C）CP113CR Coordination Processor 113CR (Rural Version) （协调处理器113CR）农话版CRP8 Code Receiver for Pushbutton Dialing, 8 Receiver ModulesCSC Combined Switching Center （组交换中心）CSDN Circuit Switched Data Network （电路交换数字网）CT Call Transfer （呼叫转移）CU Carrier Unit （载波单元）CUG Closed User Group （关闭用户群）CW Call Waiting （呼叫等待）D1800 Digital Mobile Radio Communication Network, GSM1800 Standard（数字移动无线电通信网）D900 Digital Mobile Radio Communication Network, GSM 900 Standard DAS Digital Announcement System （数字广播系统）DC Direct CurrentDCBCTRL DC and Battery Controller （直流及电池控制）DCN Data Communication Network （数据通信网）DEC120 Digital Echo Compensator （数字回音补偿）DIAMCO Dual Integrated Amplifier Multicoupler（双工放大多路耦合器）DLU Digital Line Unit （数字用户线单元）DLUB Digital Line Unit B （数字用户线单元B）DLUC Control for DLU System (in DSU/DLUB)（数字用户线单元控制）DPCDRC Distance Related ChargingDSU Data Service Unit （数字服务单元）DTAP Direct Transfer Application Part （直接转移申请部分）DTLP Dual Trunk Line Interface （双口中继链路接口）DTMF Dual Tone Multi-Frequency Signaling （双音多频信令）DTX Discontinuous Transmission （不连续发送）DUAMCO Duplexer Amplifier Multicoupler （双工放大多路耦合器）DUCOM Duplex Combiner （双工连接器）EDSS.1 European Digital Subscriber Signaling System No. 1（欧洲数字用户信令系统）EFR Enhanced Full-Rate channel （增强全速率信道）EIR Equipment Identity Register （设备身份寄存器）EM External Memory （外部存储器）EMCYMN Emergency Manual （紧急事件指南）EMI Electro Magnetic Interference （电磁干扰）ESD Electrostatic Sensitive Device （静电感应装置）ETSI European Telecommunications Standards Institute（欧洲电信标准协会）EWSD Digital Electronic Switching System （数字电子交换系统）FAC Final Assembly Code （终端汇编码）FDMA Frequency Division Multiple Access （频分多址）FICOM Filter Combiner （滤波连接器）FM Fault Management （错误管理）FP Fault Protection （错误保护）FPH Freephone Service （空闲电话服务）FR Full-Rate （全速率）FTAM File Transfer and Access Management （文档发送和存取管理）GCG:DLUB Group Clock Generator for DLUB （DLUB的群时钟发生器）GMSC Gateway MSC （MSC网关）GMSK Gaussian Minimum Shift Keying （高斯最小频移键控）GPN Group Processor N （群处理器N）GSM Global System for Mobile Communication（全球通）GUI Graphical User Interface （图形用户接口）HLR Home Location Register （归属地位置寄存器）HPDU High Power Duplexer （高功率双工）HPLMN Home PLMN （本地PLMN）HR Half-Rate （半速率）HYCOM Hybrid Combiner （混合连接器）IACHASTA Interadministration Charging and Statistics（管理计费和统计）IARA Interadministration Revenue Accounting （管理税收帐目）IDF Inventory Data File （详细数据文件）IDT Inventory Data Table （详细数据表格）IMEI International Mobile Equipment Identity （国际移动设备IMSI International Mobile Subscriber Identity （国际移动用户识别码）IN Intelligent Network （智能网）IN Introduction Manual （入门指南）INAP IN Application Part （IN应用部分）IOC Input/Output Control （输入输出控制）IOP Input/Output Processor （输入输出处理器）IOP:AUC Input/Output Processor for Authentication Center（鉴权中心输入输出处理器）IP Intelligent Peripheral （智能外围设备）ISDN Integrated Services Digital Network （综合业务数字网）ISO International Organization for Standardization（国际标准化组织）ISUP ISDN User Part （ISDN用户部分）ITU-T I nternational Telecommunication Union, Sector TelecommunicationStandardization （国际电信联盟--电信标准化部分）IWE Interworking Equipment （互联网设备）IWF Interworking Function （互联网功能）IXLT O&M Interface （操作维护接口）LAI Location Area Identity （本地识别码）LAN Local Area Network （局域网）LE Link Equipment （链路设备）LE Local Exchange （本地交换）LI Link Interface （链路接口）LMSI Local Mobile Subscriber Identity （本地移动用户识别码）LMT Local Maintenance Terminal （本地维护终端）LNA Low Noise Amplifier （低噪放大器）LNA&BF Low Noise Amplifier & Band Filter （低噪放器及带通LRU Least Replaceable Unit （最小可替换单元）LTG Line/Trunk Group （用户/中继线群）LTGG Line/Trunk Group G （用户/中继线群G）LTGN Line/Trunk Group N （用户/中继线群N）LTU:S Line/Trunk Unit: Supplementary （用户/中继线单元：补充）MAP Mobile Application Part （移动应用部分）MB(B) Message Buffer B （消息缓存器B）MBBCU Multichannel Base Band Unit （多波段基带单元）MCR Mobile Call Record （移动呼叫录音）MCS Mass Calling Service （集中呼叫服务）MDD Magnetic Disk Device （磁盘驱动器）MF Mediation Function （调解函数）MFC:R2 Multifrequency Code Signaling (R2) （多频码信令R2）MIC Mobile Internal Call (inter MSC) （移动内部呼叫）MMC Mobile to Mobile Call (inter MSC) （移动对移动呼叫）MML Man Machine Language （人机对话语言）MMN Maintenance Manual （维护指南）MOC Mobile Originated CallMOD Magneto-optical Disk （磁光磁盘）MOT Managed Object under T est （测试下的管理对象）MPCC Main Processor Control Card （主处理控制插件）MPM Multiple Pulse Metering （多样脉冲计数器）MPTY Multi Party Service （多用户服务）MS Mobile Station （移动基站）MSC Mobile-Services Switching Center （移动用户交换中心）MSCI MSC Interface Card （MSC接口插件）MSRN Mobile Station Roaming Number （移动用户漫游号码）M-SSP Mobile SSP （移动SSP）MTC Mobile Terminated Call （移动终止呼叫）MTD Magnetic Tape Device （磁带设备）MTP Message Transfer Part （消息传递部分）MUCO Multicoupler （多路耦合器）NDC National Destination Code （国家目的码）NMC Network Management Center （网管中心）NOB nob_RIUs only （nob_RIU not on-board Remote Inventory DataNUC Nailed-Up ConnectionsOACSU Off Air Call Setupob_RIU on-board Remote Inventory DataOCANEQ Operationally Controlled Equipment for AnnouncementOCE:SPM Operationally Controlled Equipment for Announcement, StoredProgram Control and MemoryODB Operator Determined BarringOEM Original Equipment Manufacturer （原设备制造商）OGL Operator Guide Line （操作管理链路）OMC Operation and Maintenance Center （操作维护中心）OMC-B Operation and Maintenance Center for BSS （BSS操作维护中心）OMC-S Operation and Maintenance Center for SSS （SSS操作维护中心）OMN Operation and Maintenance Manual （操作维护手册）OMP-B Operation and Maintenance Processor for BSS （BSS操作维护处理器）OMP-S Operation and Maintenance Processor for SSS（SSS操作维护处理器）OMS Operation and Maintenance Subsystem （操作维护子系统）ORACLE Commercially database product （商业数据库产品）OS Operating System （操作系统）OS Operations System （操作系统）OSD OMS Status Display （OMS状态显示）OSF Open System Foundation （开放系统基础）OSI Open Systems Interconnection （开放系统互连）OVPT Overvoltage Protection and Tracer （过压保护及跟踪）PA Power Amplifier （功率放大）PA Primary Access （主站接入）PABX Private Automatic Branch Exchange （专用自动小交换机）PAD Packet Assembler/Disassembler （打包/拆包）PCR Preventative Cyclic RetransmissionPCS Personalization Center for SIM （SIM的个人化中心）PH Packet Handler （信息包管理）PDN 公用数据网PID Product Identification DataPLMN Public Land Mobile Network （公用陆地移动网）PM Performance Management （性能管理）PPCC Peripheral Processor for CCS7 （CCS7外围处理器）PPLD Peripheral Processor for LAPD Channels（LAPD信道外围处理器）PPM Periodic Pulse Metering （周期脉冲计数器）PPS PrePaid Service （预付费服务）PPSC PrePaid Service Center （预付费服务中心）PSDN Packet Switched Data Network （信息包交换数据网络）PSTN Public Switched Telephone Network （公用交换电话网）QTLP Quad Trunk Line Interface （四芯总线链路接口）RAND Random Number （随机号码）RF Radio Frequency （无线电频率）RFRX Radio Frequency Receiver unit （无线电频率接收单元）RFTX Radio Frequency Transmitter unit （无线电频率发射单元）RITL Radio-in-the-Loop （环路无线电）RSS Radio Subsystem （无线电子系统）RX Receiver （接收器）RXAMCO Receiver Antenna Module and Multi Coupler Module（接收天线模块和多路连结模块）RXAMOD Receive Antenna Module （接收天线模块）RXFIL Bandpass Filter for Receive Path （接收通路的带通滤波）RXMUCO Receiver Multi Coupler （接收多路连结器）SAS Secure Application Service （保密申请服务）SBS Siemens Base Station （西门子基站）SCCP Signaling Connection Control Part （信令连接控制部分）SCE Service Creation Environment （SCI Subscriber Controlled Input （用户控制输入）SCM Service Class Mark （服务级别标示）SCP Service Control Point （服务控制点）SDDPFC Subscriber Dependent Digit Processing and Feature Control（依靠数字处理和特征控制的订户）SDL Specification and Description LanguageSGCB Switch Group Control BSILTG Signaling Link Terminal GroupSIM Subscriber Identity ModuleSIVAPAC Siemens Variable Packaging SystemSLMA:FPE Subscriber Line Module Analog for DLUB, Feature programmable,Module E （用户模块：连接模拟用户）SLMD Subscriber Line Module Digital （用户模块：连接ISDN 用户）SMC Security Management Center （安全管理中心）SMD Surface Mounted Device （SMP Service Management Point （服务管理点）SMS Short Message Service （短消息服务）SMU Site Manager Unit （基站管理单元）SN(B) Switching Network B （交换网络）SN16 Switching Unit with 16 kbit/s Submulti-plexingSN64 Switching Unit with 64 kit/s SubmultiplexingSolaris/UNIX Commercially Operating System ProductSPM Single Pulse Metering （信令脉冲计数器）SPOTS S upport of Planing, Operation&Mainte-nance and Traffic AnalysisSystemSRES Signed Response （带符号的响应）SSP Service Switching Point （服务交换点）SYP System Panel （系统面板）TAC Technical Assistance Center （技术协助中心）TAC Type Approval Code （类型准许玛）TAD Test Adapter （测试适配器）TCAP Transaction Capabilities Application PartTCP/IP Transmission Control Protocol/Internet Protocol（传输控制协议互连网协议）TDMA Time Division Multiple Access （时分多址）TDPC Telephony and Distributor Processor Card（电话分配处理计数器）TED Technical Description （技术描述）TIS Teleinfo Service （电话信息服务）TMA Tower Mounted Amplifier （塔放）TMSI Temporary Mobile Subscriber Identity （临时移动用户识别码）TPU Transceiver and Processor Unit （收发器和处理单元）TRAC Transcoding and Rate Adaption Card （码型转换和速率适配卡）TRAU Transcoding and Rate Adaption Unit （码型转换和速率适配单元）TRX Transceiver （收发器）TRXA Analogue Signal Processing Part （模拟信号处理部分）TRXD Digital Signal Processing Part （数字信号处理部分）TU Test Unit （测试单元）TUP Telephone User Part （电话用户部分）TV TelevotingTX Transmitter （发射器）TXAMOD Transmit Antenna Module （发射天线模块）TXFIL Bandpass Filter for Transmit Path （发射部分的带通滤波）UMN User Manual （用户手册）UN Universal Number （全球号码）USS1 User-to-User Signaling Service 1USSD Unstructured Supplementary Service Data （VAD Voice Activity Detection （语音活动检测）VAM Version Attachment Mechanism （版本附加装置）VLR Visitor Location Register （拜访位置寄存器）VMS Voice Mail System （语音邮件系统）VPN Virtual Private Network （虚拟专用网）VSWR Voltage Standing Wave Ratio （电压驻波比）WAN Wide Area Network （广域网）缩写全称中文含义AC Authentication Center 监权中心BCCH Broadcast Control Channel 广播控制信道BSC Base Station Controller 基站控制器BSS Base Station System 基站系统BTS Base Transceiver Station 基站收发台BTSE Base Transceiver Station Equipment 基站收发信机设备CCCH Common Control 公共控制信道CCS7 Common Channel Signaling System No.7 No.7信令DCCH Dedicated Control Channel 专用控制信道DK40 Disk 40 MbyteEIR Equipment Identification Register 设备识别寄存器EPWR Expansion Power SupplyETSI European Telecommunications Standards Institute 欧洲电信标准协会FAC Final Assembly CodeGSM Global System for Mobile Communications 全球移动通信系统HLR Home Location Register 当地（宿主）寄存器HO Handover 切换IMEI International Mobile Equipment Identity 国际移动设备识别号IXLT Interface to LMT/OMCLMT Local Maintenance Terminal 本地维护终端ME Mobile Equipment 移动设备ME2M Memory Board 2 MbyteMEMT Memory of the TDPCMPCC Main Processor Control CircuitMS Mobile Station 移动站（台）MSC Mobile Services Switching Center 移动交换中心OMC Operation and Maintenance Centers 操作维护中心OMS Operation and Maintenance Subsystem 操作维护子系统PCM Pulse Code Modulation 脉冲编码调制PIN Personal Identification Number 个人识别号码PLLH Phase Locked Loop High PerformancePLMN Public Land Mobile Network 公共陆地移动网PPCC Peripheral Processor for CCSS7PPLD Peripheral Processor for LAPDPSTN Public Switched Telephone Network 公共电话交换网PWRD Power DistributorQTLP or DTLP Quard or Dual Trunk Line Peripheral BoardRA Rate AdapterRAND Random Number 随机数RSS Radio Subsystem 无线子系统SBS Siemens Base Station 西门子基站SIM Subscriber Identity Module 用户识别模块SN Switching Network 交换网络SN16 or 64 Switching Network at 16 or 64kbits/sSNR Serial Number 序列号SP Spare BitSRES Signed ResponseSSS Switching Subsystem 转换子系统TAC Type Approval CodeTC TranscoderTCH Traffic Channel 传输控制信道TDPC Telephony and Distributor Processor CircuitTEI Terminal Endpoint IdentifiersTRAU Transcoder and Rate Adapter UnitTRX Transceiver 无线电收发两用机UBEX Universal Bus Extender BoardVLR Vistor Location Register 拜访寄存器CB Connection Board 连接板FP Fuse Panel 保险板RCAP Rack Cabling Access Panel 机柜电缆接入板ACOM Antenna Combiner 天线连接器PA Power Amplifier 功率放大器TPU Transceiver and Processing Unit 收发器和处理单元DCPA 对PA提供直流电源DCTPU 对TPU提供直流电源BBSIG Base Band and Signalling Board 基带和信令板MCLK Master Clock 主时钟CCTRL Core Controller 主控板LI Link Interface 链路接口ALCO Alarm and Control Board 告警板GPSU Generic Power Supply Unit 电源单元RXMUCO Receiver Multi Coupler 接收多路器RXAMOD Receiver Antenna Module 接收天线模块RXAMCO Receiver Antenna Module and Multicoupler 接收天线模块和多路耦合器FAN 电风扇LPDLR 管理载频LPDLM BTSMS AC 交流电ACOM 发射合路器ACTC 告警收集终端连接板ACTM 告警收集终端AWG 美国电线规格BS 基站BSC 基站控制器BSS基站子系统BTS基站BTSE基站收发设备CAN控制区域网络COBA 核心基础COSA 核心卫星CU 载波单元DC 直流DIAMCO 多路放大耦合器DUAMCO 双工放大复用器DUBIAS双工基带通路EMI 电磁干扰ESD 静电敏感设备FICOM 滤波合路器GSM 全球移动通信系统HPDU 高功率双工器HX 热交换器LE 连接设备LMT 本地维护终端MS 移动台MUCO 天线多路耦合器NTPM PCM30网络终端O&M 操作维护OVPT 过压保护PCM脉冲编码调制RF 无线频率SBS 西门子基站系统PSTN 固定网RAND 随机数SRES 带符号响应Kc 密钥OMS 操作和维护子系统OMC 操作和维护中心FDMA 频分多址TDMA 时分多址HSCSD 高速电路交换数据传输SN16/64 16或64KBIT/S交换网络PPCC CCSS7信令处理器PPLD LAPD信令处理器TDPC 话务处理器MEMT TDPC存储器MPCC 主控处理器ME2M 2M字节存储器UBEX 总线扩展板QTLP/DTLP 四链路或两链路接口板DK40 BSC硬盘IXLT LMT/OMC接口PLLH 时钟单元PWRD 电源EPWR 扩展架电源ALCO 告警收集及控制模块BBSIG 基带数据及信令处理模块CCTRL 核心控制器模块DCPA PA专用直流电源模块DCTPU TPU专用直流电源模块DUCOM 双工合路器模块GPSU 通用直流电源模块LI 链路接口模块MCLK 主时钟模块PA 功率放大器模块RXFIL 接收带通滤波器模块RXAMCO 接收耦合及分路模块TPU 收发信处理模块TRXA 模拟部分TRXD 数字部分TXFIL 发射带通滤波器模块BSCI 连接BSC的接口模块MSCI 连接MSC的接口模块TRAC 码型变换及速率适配模块TPWR TRAU的电源VAD 语音激活检测DTX 断续传输CNI 舒适噪音插入TX 发射输出RX 接收输入RXDIV 分集接收输入。
- 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。
ABR
Available Bit Rate
可用比特率
AC
Address Carry
地址进位
AC
Access Cycle
存储周期
AC
Authentication Centre
鉴权中心
AC
the Atlantic Cable
大西洋海底电缆
AC
Add Carry
加法进位
AC
Access Code
模拟数据识别
ADRC
Automatic Call Distribution Remote Capture
自动呼叫分配（分布）远程截获
ADSL
asymmetric digital subscriber line
不对称数字用户线
ADSL
Asymetric Digital Subscriber Loop
非对称数字用户环路技术
应用实体安装和拆除
AFC
Automatic Frequency Control
自动频率控制
AFT
Automatic Frequency Tune
自动频率调谐
AG
Audio Gateway
语音网关
AGC
Automatic Gain Control
自动增益控制
AGCH
Access Grant Channel
ADSS
All Dielectric self-support
全介质自承式光缆 主要应用在强电场合，其中抗张力的加强元不是金属而是芳纶纱和玻璃纤维增强塑料（FRP）。
AEB
Analog Expansion Bus
模拟扩展总线
AEIR
Application Entity Installer and Remover
允许接续信道
AIS
Alarm Indication Signal
告警指示信号
AIUR
Air Interface User Rate
空中接口用户速率
AJ
Anti-Jamming
抗干扰
AKA
Authentication and Key Agreement
鉴权和密钥同意
alarm summery panel
再生、重整形和重定时
3W
Worle Wide Web
万维网
4-level FM
4-level frequency modulation
四电平调频
A/D
Analogue to Digital Converter
模数转换
AA
Auto－Answer
自动应答
AA
Adaptive Antenna
自适应天线，一种天线提供直接指向目标的波束，能够随目标移动自动调整功率等因素，也称为智能天线
Adaptive Differential Pulse Code Modulation
自适应差分脉冲编码调制
ADR
Analogue-Digital Recorder
模拟-数字记录器
ADR
Address Digit Receiver
数字地址接收器
ADR
Advisory Route
建议路由
ADR
Analogue Data Recognition
自适应判决反馈均衡器 一种利用判决后的信号作为后向抽头的输入信号，可以消除噪声对后向抽头信号的影响的均衡器技术。
ADM
Add Drop Multiplexer
分插复用器，一种新型的网络单元，将同步复用单元和数字交叉连接功能综合一体。
ADM
Add-Drop Multiplexer
上/下路复用器
ADPCM
邻信道泄漏比
ACLR
Adjacent Channel Leakage Power Ratio
邻信道泄漏功率比
acoustic amplitude logger
acoustic amplitude logger
声波幅度测井仪
ACP
Adjacent Channel Power
邻道功率
acquisition time
AA
Assert Acknowledge
断言应答
AAA
Authentication,Authorization,Accounting
认证、授权和计费
AAD
Address Adder
地址加法器
AB
Arithmetic Bus
运算总线
ABC
Automation of Bibliography through Computerzation
Adjacent-Channel Interference
邻频干扰
ACIR
Adjacent Channel Interference Ratio
邻信道干扰比
ACK
ACKnowledgement
确认
ACL
Asynchronous Connectionless Link
异步无连接
ACLR
Adjacent Channel Leakage Ratio
alarm summery panel
报警汇总画面
ALC
Auto Level Control
自动电平控制
ALS
Automatic Laser Shutdown
通信英语缩略语
英文缩略语
英文全称
中文寓意
3C
Computer Communication Control
计算机，通讯和控制
3C
Control Communication Creation
控制，通讯和创新
3G
3 Generation
第三代移动通信
3R
Regenration Reshaping Retiming
acquisition time
取数据时间
ACR
Allowed Cell Rate
允许的信元率
ACR
Average Cell Rate
平均信元率
ACU
Antenna Combining Unit
天线组合单元
ACU
Acknowledgement Signal Unit
证实信号单元 表示正确地或错误地接收到一个或几个信号单元或信号消息的信号单元。
存储码
AC
Access Control
存储控制
ACCH
Associated Control Channel
随路控制信道
ACD
Automatic Call Distribution
自动呼叫分配
A-CDMA
Asynchronous Code Division Multiple Access
异步码分多址
ACI
ACU
Antenna Control Unit
天线控制器
ADC
Analog-to-Digital Converter
摸数转换器
ADC；DAMPS
North America digital cellular system
北美数字蜂窝系统
ADFE
Automatic Decree Feedback Equalizer