通信工程师英文缩写释义对照表(综合能力)
移动通信术语缩略语Word文档
移动通信术语缩略语、中英文对照2G 2nd Generation Mobile Communications System 第二代移动通信系统3G， 3GMS 3rd Generation Mobile Communications System 第三代移动通信系统3GPP 3rd Generation Partnership Project 第三代合作组织AAAA Authentication, Authorization, Accounting 鉴权、授权、计费AAL1 ATM Adaptation Layer type 1 ATM适配层类型1AAL2 ATM Adaptation Layer type 2 ATM适配层类型2AAL5 ATM Adaptation Layer type 5 ATM适配层类型5ABR Available Bit Rate 可用比特率ACELP Algebraic code excitation linear prediction 鉴权、授权、计费ACI Adjacent Channel Interference 邻道干扰ACIR Adjacent Channel interference Power ratio 邻道干扰比ACK AcknowledgementACL Access Control List 访问控制列表ACLR Adjacent Channel Leakage Rate 发射机邻道功率泄漏,ACS Adjacent Channel Selectivity 接收机邻道选择性指标ACS Add, Compare, Select 加,比,选ACTS Advanced communication technologies and systems, EU research projects frameworkADMF Administration Function at the LIAN LIAN中的管理功能实体ADT Adaptive Dynamic Threshold 自适应动态阀值AG Access Gateway 接入网关AI Acquisition Indicatior 捕获指示AICH Acquisition Indication Channel 捕获指示信道ALCAP 接入链路控制应用部分ALCAP Access link control application partALIM ATM Line Interface Module subrack ATM线路接口插框ALL2 ATM适配层 2 ATM Adaptation Layer 2AM Acknowledged Mode 确认模式AM Account Management 计费管理AMD Acknowledged mode dataAMR Adaptive multirate (speech codec) 自适应多速率AMR-NB Narrowband AMRAMR-WB Wideband AMRANSI American National Standard Institute 美国国家标准组织AoCC Advice of Charge Charging 计费费用通知AoCI Advice of Charge Information 计费信息通知AP Access Preamble 接入前导AP Access Point 接入点APN Access Point Name 接入点名称ARIB Association of radio industries and businesses (Japan)ARP Address Resolution Protocol 地址解析协议ARP Allocation and retention priorityARPM Average Revenue Per Minute 每分钟通话平均收入ARPU Average Revenue Per User ARPU指平均每个用户每月贡献的通信业务收入,单位为元ARQ Automatic Repeat Request 自动重发请求AS Access Stratum 接入层AS Application Server 应用服务器ASC Access Service Class 接入业务等级ASCII American Standard Code for Information Interchange 美国信息交换标准码ASF Application Server Function 应用服务器功能ASIC Application Specific Integrated Circuit 专用集成电路ASN 1 Abstract Syntax Notation One 抽象语法编码1ASP Application Server Process 应用服务器进程ASP Access Service Provider 接入服务提供商ATM Asynchronous Transfer Mode异步传输模式AuC Authentication Center 鉴权中心AWGN Additive white Gaussian noise 加性高斯白噪声BBAIC Roam Barring of All Incoming Calls when Roaming outside the home PLMN country 当漫游出归属PLMN国家后,限制入呼叫BAM Back Administration Module 后管理模块BAOC Barring of All Outgoing Calls 限制所有出局呼叫BAS Broadband Access Server 宽带接入服务器BB SS7 Broad band signalling system #7 宽带7号信令系统BC Billing Center 计费中心BCCH Broadcast Control Channel 广播控制信道BCFE Broadcast Control Functional Entity 广播控制功能实体BCH Broadcast Channel 广播信道BER Bit Error Rate 误比特率BGCF Breakout Gateway Control Function 中断网关控制功能BGP Border Gateway Protocol 边界网关协议BHCA Busy Hour Calling Attempt 忙时试呼次数BICC Bearer Independent Call Control 承载无关呼叫控制BIOS Basic Input Output System 基本输入输出系统BITS Building Integrated Timing Supply System 通信楼综合定时供给系统BLER Block Error Rate 误块率BMC Broadcast/Multicast Control 广播/组播控制BNET Broadband NETwork subrack 宽带交换网插框BoD Bandwidth on demand 按需分配带宽BOIC Barring of Outgoing International Calls supplementary service 禁止国际出局呼叫补充业务BOIC-exHC Barring of Outgoing International Calls except those directed to the home PLMN country 限制所有除归属国外的国际出局呼叫BOM Bill of Material物料清单BPSK Binary phase shift keying 二进制相移键控BS Billing System 计费系统BS Base station 基站系统BSC Base Station Controller 基站控制器BSP Board Support Packet 板级支持软件包BSS Base Station Subsystem 基站子系统BSSAP Base Station Subsystem Application Part 基站子系统应用部分BTS Base Transceiver Station 基站收发信台CCA Capacity Allocation 容量分配CAA Capacity Allocation Acknowledgement 容量分配确认CA-ICH Channel assignment indication channel 信道分配指示信道CAME L Customized Applications for Mobile network Enhanced Logic 移动网络增强逻辑的客户化应用CAP CAMEL Application Part CAMEL应用部分CAR Committed Access Rate 约定访问速度CB Cell broadcast 小区广播CBC Cell broadcast center 小区广播中心CBR Constant Bit Rate 恒定比特率CBS Cell broadcast service 小区广播服务CC Call Control 呼叫控制CCCH Common Control Channel 公共控制信道CCF Conditional Call Forwarding 条件呼叫前转CCF Call Control Function 呼叫控制功能CCH Control Channel 控制信道CCP Communication Control Port 通讯控制端口CCPCH Common Control Physical Channel 公共控制物理信道CCTrCH Coded Composite Transport Channel 编码组合传输信道CD CapacityDeallocation 容量释放CD Collision Detection 碰撞检测CDA Capacity Deallocation Acknowledgement 容量释放确认CDF Cumulative distribution function 累积分布函数CD-ICH Collision detection indication channel 碰撞检测标识信道CDMA Code Division Multiple Access 码分多址接入CDR Call Detail Record 呼叫详细记录CDV Cell Delay Variation 信元时延抖动CDVT Cell Delay Variation Tolerance 信元时延抖动容限CFB Call Forwarding on mobile subscriber Busy 遇忙前转CFN Connection frame. number 连接帧号CFNRc Call Forwarding on mobile subscriber Not Reachable 不可及前转CFNRy Call Forwarding on No Reply 无应答呼叫前转CFU Call Forwarding Unconditional 无条件呼叫前转CG Charging Gateway 计费网关CGF Charging Gateway Functionality 计费网关实体CHR Call History Record 呼叫历史记录CIR Carrier to interference ratio 载干比CLIP Calling Line Identification Presentation supplementary service 主叫识别提供补充业务CLR Cell Loss Rate 信元丢失率CM Connection Management 连接管理CM Configuration Management 配置管理CMM Capability Mature Model 能力成熟度模型CN Core Network 核心网络C-NBAP Common NBAP 通用 NBAPCODIT Code division test bed 码分测试床CoLI Connected Line Identity 被叫识别CoLP COnnected Line identification Presentation supplementary service 被叫识别提供补充业务CoLR COnnected Line identification Restriction supplementary service 被叫识别限制补充业务CORB A Common Object Request Broker Architecture 公用对象请求代理程序体系结构CPCH Common Packet Channel 公共分组信道CPICH Common Pilot Channel 公共导频信道CPLD Complex Programmable Logical Device 可编程逻辑器件CPRI Common Public Radio Interface 通用公共无线接口CPU Central Processing Unit 中央处理器CQI Channel quality indicator 信号质量指示CQT Call Quality Test 呼叫质量测试CRC Cyclic Redundancy Check 循环冗余校验CRC Cyclic Redundancy Code 循环冗余码CRNC Controlling RNC 控制无线网络控制器C-RNTI Cell-RNTI, radio network temporary identity 小区无线网络临时标识CS Circuit Switch 电路交换域CSCF Call state control function 呼叫状态控制功能CSE Camel Service Environment CAMEL服务环境CSI CAMEL Subs cription Information CAMEL用户签约信息CSICH CPCH status indication channel CPCH 状态指示信道CTCH Common Traffic Channel 公共业务信道CTDM Code Time Division Multiple Access 码分-时分多址CUG Closed User Group 闭合用户群CW Continuous Wave Test 连续波测试CW Call Waiting 呼叫等待(补充业务)CWTS China wireless telecommunications standard group 中国无线通信标准化组织DDC Dedicated Control (SAP) 专用控制(SAP) DCA Dynamic Channel Allocation 动态信道分配DCCC Dynamic Channel Configuration Control动态信道配置控制DCCH Dedicated Control Channel 专用控制信道DCFE Dedicated Control Functional Entity 专用控制功能实体DCH Dedicated Channel 专用信道DDN Defense Data Service 防卫数据网DECT Digital enhanced cordless telephone 数字增强无绳通信DF Decision feedback 判定反馈DF2P Delivery Function at the LIAN handling IRI data LIAN中的IRI数据传输实体DF3P Delivery Function at the LIAN handling IDP data LIAN中的IDP数据传输实体DL Downlink 下行DL D Downlink (Forward link) 下行链路(前向链路)D-NBAP Dedicated NBAP 专用NBAPDNS Domain Name Server 域名服务器DoS Denial of Service 拒绝服务DPC Destination Point Code 目的地信令点编码DPCCH Dedicated physical control channel 专用物理控制信道DPCH Dedicated Physical Channel 专用物理信道DPDCH Dedicated physical data channel 专用物理数据信道DRAC Dynamic Resource Allocation Control 动态资源分配控制DRNC Drift Radio Network Controller 漂移无线网络控制器DRNS Drift RNS 漂移RNSDRX Discontinuous Reception 非连续接收DS-CDMA Direct spread code division multiple access 直接序列码分多址DSCH Downlink Shared Channel 下行共享信道DSL Digital subscriber line 数字用户线DSP Data Signal Processor 数字信号处理器DSS1 Digital Subscriber Signaling No.1 1号数字用户信令(协议)DTCH Dedicated Traffic Channel 专用业务信道DTMF Dual Tone Multiple Frequency 双音多频DTX Discontinuous Transmission非连续发送DwPCH 下行同步信道DwPTS 下行导频EEACL Expand ACL 扩展ACLEC Echo Cancellation 回声消除Ec/No Received energy per chip divided by the power density in the band 每码片接收能量 / 功率密度E-DCH Enhanced uplink DCHEDGE Enhanced data rates for GSM evolutionEFR Enhance full rateEGSM Extended GSMEIR Equipment Identity Register 设备识别寄存器EIRP Equivalent isotropic radiated power 等效各向同性辐射功率EMC Electro Magnetic Compatibility 电磁兼容性eMLPP enhanced multi-level precedence and pre-emption 增强的多级别优先和抢占功能EMS Element Management System 网元管理系统EMT Execution Management Team 经营管理团队EP Elementary ProcedureETSI European Telecommunications Standards Institute 欧洲电信标准组织FFFA Foreign Agent 外部代理FACH Forward Access Channel 前向接入信道FAUS CH Fast Uplink Signaling Channel 快速上行信令信道FBI Feedback Information 反馈信息FCC Federal communication commissionFCS Fame Check Sequence 帧检测序列FCS Fast cell selectionFDD Frequency Division Duplex 频分双工FDDI Fiber Distributed Digital Interface 光纤分布式数字接口FDMA Frequency Division Multiple Access 频分多址FE Fast Ethernet 快速以太网FEC Forward Error Correction 前向纠错FER Frame. Error Rate 误帧率FFS For Further Study 有待下一步研究FM Fault Management 故障管理FP Frame. protocolFPACH 快速物理接入信道FPGA Field Programmable Gate Array 现场可编程门阵列FPLM Future Public Land Mobile 未来陆地移动电话系统FPLMTS Future Public Land Mobile Telephone System 未来公众陆地移动通信系统FR Frame. Relay 帧中继FRAMES Future radio wideband multiple access systemFTAM File Transfer, Access and Management 文件传输、存取(访问)与管理FTP File Transfer Protocol 文件传输协议GGC General Control (SAP) 通用控制(SAP)G-CD R GGSN-CDR GGSN产生的有关PDP context的计费数据记录GE Gigabit Ethernet 千兆以太网GERAN GSM/EDGE Radio Access NetworkGF Galois Field 伽罗华域GGSN Gateway GPRS Support Node 网关GPRS支持节点GMLC Gateway Mobile Location Center 网关移动位置中心GMM GPRS Mobility Management GPRS移动性管理GMSC Gateway Mobile-services Switching Center 网关移动业务交换中心GMSC Gateway MSCGMT Greenwich Mean Time格林尼治标准时间GP Guard Period 保护周期GPRS General Packet Radio Service 通用分组无线业务GPS Global positioning system 全球定位系统GRE Generic Routing Encapsulation 通用路由封装GSIC Groupwise serial interference cancellationGSM Global system for mobile communicationsGSM，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GSPU GGSN Signaling Process Unit GGSN信令处理单元GT G Global Title 全球寻址码GTP GPRS Tunneling Protocol GPRS隧道协议GTP-C GPRS Tunneling Protocol for control plane GPRS隧道协议控制面GTP-U User plane of GPRS Tunneling Protocol GPRS隧道协议用户面GUI Graphic User Interface 图形用户界面GW GateWay 网关HH.248 H.248/Megaco protocol H.248媒体网关控制协议HARQ Hybrid automatic repeat requestHCS Hierarchical Cell Structure 层次蜂窝结构，分层小区结构HDLC High Data Link Control 高速数据链路规程HLR Home Location Register 归属位置寄存器HO Handover 切换HOLD Call Hold 呼叫保持HPLM N Home PLMN 归属PLMNHSC Hot Swap Controller 热倒换控制板HSDPA High speed downlink packet access 高速下行分组接入HS-DPCCH Uplink high speed dedicated physical control channelHS-DSCH High speed downlink shared channelHSS Home subscriber serverHS-SCCH High speed shared control channelHSUPA High speed uplink packet accessHTTP Hyper Text Transfer Protocol 超文本传输协议HW High Way 高速信号线IIC Interference cancellationICC Interference Conteract Combination 干扰抵消合并ICMP Internet Control Message Protocol 因特网控制报文协议(Internet控制消息协议)ICP Internet Content Provider 互联网内容提供商ID IdentityIDE Integrated Device Electronics 集成设备电路IDP Intercept Data Product 监听数据包IEC International Electrotechnical Commission 国际电工委员会IETF Internet Engineering Task Force Internet 工程任务组iGWB iGateway Bill 计费网关IMA Inverse Multiplexing on ATM ATM反向复用iManager M2000 integrated Manager Mobile 2000 集中移动网管系统M2000(华为公司网管产品)IMEI International Mobile station Equipment Identity 国际移动终端设备标识IMEISV International Mobile Station Equipment Identity and Software VersionIMS IP multimedia sub-systemIMSI International Mobile Subscriber Identity 国际移动用户标识IMT-2000 International Mobile Telecommunication 2000 国际移动通信系统2000IN Intelligent Network 智能网IOS Intelligent Optimization SystemIOT Inter Operation Test 测试(互联互通测试)。
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。
通信英语缩略语中英文对照
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
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 D 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 匚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 匚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 H GSM Signaling Switching Network Board信令交换网板nHDLC 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 I 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 1 Internet Protocol互联网协议、网际协议LLAPD Link Access Protocol on the D-channelD 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 M 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 P Originating Point Code源信令点编码LPb 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 R Secondary Power Supply Board二次电源板r\RACH Random Access CHannel 随机接入信道RSL S Radio Signaling Link无线信令链路OSACCH 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-4 Code Scheme-4 编码模式4( 21.4kbit/s )CS-3 Code Scheme-3 编码模式－3( 15.6kbit/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G-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JKLL2ML 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RACH 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MSC SMS-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。
通信专业常用英语单词缩写及全称
ADM Add Drop Multiplexer 分插复用器:AON Active Optical Network 有源光网络:APON ATM Passive Optical Network A TM无源光网络:ADSL Asymmetric Digital Subscriber Line 非对称数字用户线:AA Adaptive Antenna 自适应天线:ADPCM Adaptive Differential Pulse Code Modulation 自适应脉冲编码调制: ADFE Automatic Decree Feedback Equalizer自适应判决反馈均衡器:AMI Alternate Mark Inversion 信号交替反转码:AON All Optical Net 全光网AOWC All Optical Wave Converter 全光波长转换器:ASK Amplitude Shift Keying 振幅键控:ATPC Automatic Transfer Power Control自动发信功率控制:AWF All Wave Fiber 全波光纤:AU Administrative Unit 管理单元:AUG Administrative Unit Group 管理单元组:APD Avalanche Diode 雪崩光电二极管:BA Booster(power) Amplifier 光功率放大器:BBER Background Block Error Ratio 背景误块比:BR Basic Rate Access 基本速率接入:Bluetooth 蓝牙:C Band C波带:Chirp 啁啾:C Container C 容器:CSMA/CD Carrier Sense Multiple Access with Collision Detection 载波侦听多址接入/碰撞检测协议:CSMA/CA Carrier Sense Multiple Access with Collision Avoidance 载波侦听多址接入/避免冲撞协议:CNR Carrier to Noise Ratio 载噪比:CP Cross polarization 交叉极化:DCF Dispersion Compensating Fiber色散补偿单模光纤DFF Dispersion-flattened Fiber色散平坦光纤:DR Diversity Receiver 分集接收DPT Dynamic Packet Transport动态包传输技术:ODM Optical Division ltiplexer 光分用器:DSF Dispersion-Shifted Fiber 色散移位光纤:DTM Dynamic Synchronous Transfer Mode 动态同步传送模式:DWDM Dense Wavelength Division Multiplexing 密集波分复用:DLC Digital loop carrier 数字环路载波:DXC Digital cross connect equipment 数字交叉连接器:EA Electricity Absorb Modulation电吸收调制器:EB Error Block 误块:ECC Embedded Control Channel 嵌入控制通路:EDFA Erbium-doped Fiber Amplifier 掺铒光纤放大器EDFL Erbium-doped Fiber Laser掺铒光纤激光器:ES Errored Second 误块秒:ESR Errored Second Ratio 误块秒比:FEC Forward Error Correction 前向纠错:FWM Four-wave Mixing 四波混频:FDMA Frequency Division Multiple Access 频分多址:FTTB Fiber to the Building 光纤到大楼:FTTC Fiber to the Curb 光纤到路边FTTH Fiber to the Home 光纤到户:FA Frequency agility 频率捷变:CSMF Common Single Mode Fiber 单模光纤:DSF Dispersion-Shifted Fiber 色散位移光纤:GE Gigabit Ethernet 千兆以太网技术:GIF Graded Index Fiber 渐变型多模光纤:GS-EDFA Gain Shifted Erbium-doped Fiber Amplifier增益平移掺饵光纤放大器: GVD Group Velocity Dispersion 群速度色散:HPF High Pass Filter 高通滤波器:HRDS Hypothetical Reference Digital Section 假设参考数字段:IDLC Integrated DLC 综合数字环路载波:IDEN Integrated Digital Enhanced Networks 数字集群调度专网:IEEE 802.3: CSMA/CD局域网，即以太网标准。
通信名词缩写中英对照
ADM: Administration4 M : Man、Machine、Material、Method8D:8 Disciplines of Problem SolvingA/P：Active/PassiveA2B：PCB的版本；AA:Authoritative answerAAL:ATM Adaptation LayerABR：available bit rateAC：Authentication CodeACFC：Address-and-Control-Field-CompressionACK：AcknowledgementACL：Access Control ListADC：analog digital circuitADM: AdministratorADM:ADD/Drop MultiplexerADSL:Asymmetric Digital Subscribe LoopAES：Advanced Encryption StandardAFE：Analog Front EndAH：Authentication HeaderAK：Activation KeyAM：amplify modulationAMX:kind of real time OS like TreadXAOI：Automatic Optic Inspection 自动光学检测是基于光学原理来对焊接生产中遇到的常见缺陷进行检测的设备AP:Access PointAP：Account payable (FIN 部门职能之一，应付帐款)AP:Application (IS部门职能之一，负责应用软件维护等)API:Application Program Interface应用编程接口APP：Address Resolution ProtocolAQL：Acceptance Quality LevelARM:Advanced RISC MachinesARP:Address Resolution ProtocolASN：Abstract Syntax NotationAT： standard command for analog modem control that begin with “at”ATA:Analogue Telephone AdaptorATM：Asynchronous Transfer Mode (It’s NOT Automated Teller Machine)ATU-R:ADSL Termination Unit RemoteAV：Anti VirusB/I: Burn inBackbone：骨干网BACP:Bandwidth Allocation Control ProtcolBAP:Bandwidth allocation protocol 带宽分配协议BAT: Basic acceptable testBB：BootbaseBCA:Boot common areaBE：BootExtBGP：Border gateway protocolBIOS:Basic Input Output System 基本输入输出系统BOD:Bandwidth On Demand( Changing bandwidth dynamically during MP) BOM:Bill Of MaterialBRAS:Broadband Remote Access Server 远程宽带接入服务器BRI:Basic Rate InterfaceBSSID:Basic SSIDBU:Business UnitBug: 软硬件毛病BUS:Broadcast &Unknown ServerBWFD：Bandwidth For DownloadCAC：Content access controlCAP:Carrierless Amplitude/phase Modulation 无载波调幅调相CAPI:Common Application Programming InterfaceCascading Style Sheets 层叠样表单CBR：Constant Bit RateCC/SC：Special Characteristics /Safety CharacteristicsCCITT：Consultative Committee for International Telegraph and TelephoneCD: Compact Disk 装在包装盒里面的CDCDR：Call Detail RecordCDV:cell-delay variation or "jitter"CE:component engineerCfg:ConfigurationCFI：Canonical Format IndicatorCHAP：Challenge Handshake Authentication ProtocolCI：Command InterfaceCIDR:Classless Inter-Domain RoutingCLI:Command Line InterfaceCLP：Cell Loss PriorityCLR :cell-loss rateCNM:Central Network Management是一个透过浏览器接口即可进行企业整体网络管理的完整解决方案，可协助企业网络管理员从任何地点均能轻松进行ZyXEL网络设备的组态设定、管理、监控、CO:central officeCOE:Central Office EquipmentCore Value: Integrity / Teamwork / Customer SatisfactoryCPCS:Common Part Convergence SublayerCPE: Customer Premise EquipmentCPK：Capability of Overall ProcessCPLD: Complex Programmable Logic Device可编程逻辑器件CQA：Customer Quality AssuranceCRC：Cycle redundancy checkout 循环冗余码校验CS：convergence sublayerCSO: Customer Service OrganizationCSU/DSU:Channel Service Unit／Data Service Unit通道服务单元／数据服务单元CTD:cell-transfer delayCTS:Clear to sendCUI:Command User InterfaceD Flow:Software Design FlowDA：Destination AddressDAC：Digital/Analog ConverterDamaged part：损件DB：DatabaseDC：direct currentDCC: Document Coordination and ControlDCO：Design Change OrderDDNS： dynamic domain name systemdebug：找出软硬件毛病DES：Data Encryption StandardDF:don’t fragmentDFM ：Design For Manufacture，即可制造性设计DFT：design for test，是在设计的时候考虑到今后测试的问题，而这个test是指测试生产和封装过程中可能出现defectDHCP： Dynamic Host Configuration ProtocolDIP: Dual In-line Package 双列直插式封装。
通信专业英文缩写名称简介Word版
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BS1Abis 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-1Code Scheme-1编码模式－1（9.05kbit/s）CS-2Code Scheme-2编码模式－2（13.4kbit/s）CS-3Code Scheme-3编码模式－3（15.6kbit/s）CS-4Code 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GMC2Inter-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LPN7Common 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SP Signaling Point信令点SS7Signaling 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。
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Differential PCM Adaptive DPCM Delta Modulation Automatic Repeat reQuest Forward Error Correction Low-Density Parity-Check Bose，Chaudhuri，Hocguenghem Reed，Solomon Band Pass Filter Amplitude Modulation Frequency Modulation Phase Modulation Double-Sideband Modulation Single-Sideband Modulation Vestigial-Sideband Modulation Binary Amplitude Shift Keying Binary Frequency Shift Keying Minimum Shift Keying Binary Phase Shift Keying Multi-Phase Shift Keying Quadrature Phase Shift Keying Differential Quadrature Reference Phase Shift Keying Offset-Quadrature Phase Shift Keying 8 Phase Shift Keying Quadrature Amplitude Modulation Long Term Evolution Gaussian-Filter Minimum Shift Keying Global System for Mobile Communications Frequency Division Multiplexing Time Division Multiplexing Wavelength Division Multiplexing Wavelength Division Multiplex Module Code Division Multiplexing Asynchronous Transfer Mode Information and Communications Technology Internet Content Provider Wireless Local Area Network Fixed Mobile Convergence Passive Optical Network Ethernet Passive Optical Network Gigabit-Capable Passive Optical Networks x-Passive Optical Networks Optical Line Terminal Optical Net Unit Optical Net Terminal Optical Distribution Network Network Element Service Node Interface User Network Interface Engineering Procurement Construction IP Multimedia Subsystem Next-Generation Internet Optical Transport Network Automatically Switched Optical Network
通信工程师英文缩写释义对照表（综合能力）
英文全称
Virtualised Infrastructure Manager
Gateway Electronic Numerical Integrator And Calculator Arithmetic Logic Unit Central Processing Unit Read Only Memory Random Access Memory Data Bus Data Base Address Bus Control Bus Operating System American Standard Code For Information Interchange Data Base Management System Data Base System Data Base Administrator Multimedia Computer System Multimedia Personal Computer Video Capture Card Virtual Reality Augmented Reality Application Program Interface Internet Protocol Analog Signal Digital Signal Field Programmable Gate Array Adjacent Channel Power Ratio Pulse Code Modulation
序号
英文缩写
1 Cache 2 Spliter 3 Diameter 4 E1
5 Vmware
6 CDF
7 XEN
8 vSphere 9 VIM1 10 VIM2 11 Rake 12 Inmarsat 13 NCC 14 Nyquist 15 MIT 16 Telnet 17 ZigBee 18 UNIX 19 Novell3.x 20 WinNuke 21 GW 22 ENIAC 23 ALU 24 CPU 25 ROM 26 RAM 27 DB1 28 DB2 29 AB 30 CB 31 OS 32 ASCII 33 DBMS 34 DBS 35 DBA 36 MCS 37 MPS 38 VCC 39 VR 40 AR 41 API 42 IP 43 AS 44 DS 45 FPGA 46 ACPR 47 PCM
48 DPCM 49 ADPCM 50 DM/ΔM 51 ARQ 52 FEC 53 LDPC 54 BCH 55 RS 56 BPF 57 AM 58 FM 59 PM 60 DSB 61 SSB 62 VSB 63 2ASK 64 2FSK 65 MSK 66 2PSK 67 MPSK 68 QPSK（4PSK） 69 DQPSK 70 OQPSK 71 8PSK 72 QAM 73 LTE 74 GMSK 75 GSM 76 FDM 77 TDM 78 WDM 79 WDMM 80 CDM 81 ATM 82 ICT 83 ICP 84 WLAN 85 FMC 86 PON 87 EPON 88 GPON 89 xPON 90 OLT 91 ONU 92 ONT 93 ODN 94 NE 95 SNI 96 UNI 97 EPC 98 IMS 99 NGI 100 OTN 101 ASON