附录J英文缩写名词对照表

附录J_英文缩写名词对照表

缩写名词英文全称中文译名

AAL ATM adaptation layer ATM适配层

ACK Acknowledge 确认

A/D Analog/Digital 数/模

ADPCM Adaptive DPCM 自适应差分脉（冲编）码调制ADSL Asymmetric Digital Subscribers Loop 非对称数字用户环路AM Amplitude Modulation 振幅调制（调幅）AMI Alternative Mark Inverse 传号交替反转

ARQ Automatic Repeat reQuest 自动要求重发ASCII American Standard Code for

Information Interchange 美国标准信息交换码ASK Amplitude Shift Keying 振幅键控

ASIC Application Specific Integraded Circuit 专用集成电路

ATM Asynchronous Transfer Mode 异步传递方式

AU Administration Unit 管理单元

AUG Administration Unit Group 管理单元群

B-ISDN Broadband ISDN 宽带综合业务数字网BPF Bandpass Filter 带通滤波器

BRAN Broadband Radio Access Network 宽带射频接入网

BRI Basic Rate Interface 基本速率接口

C Container 容器

CAS Channel Associated Signaling 随路信令

CCIR International Consultive Committee for

Radiotelecommunication 国际无线电咨询委员会CCITT International Consultive Committee for

Telegraph and Telephone 国际电报电话咨询委员会CCS Common Channel Signaling 共路信令

CDM Code Division Multiplexing 码分复用

CDMA Code Division Mulitple Access 码分多址

CLP Cell Lose Priority 信元丢失优先等级CMI Coded Mark Inversion 传号反转

CRC Cyclic Redundancy Check 循环冗余校验CSMA/CD Carrier Sense Multiple Access / Collision Detection

载波侦听/冲突检测

DAMA Demand Assignment Multiple Address 按需分配多址

DC Direct Current 直流

DES Data Encryption Standard 数据加密标准DFT Discrete Fourier Transform 离散傅里叶变换DM Delta Modulation 增量调制

DPCM Differential PCM 差分脉（冲编）码调制DPSK Differential PSK 差分相移键控DSB Double Side Band 双边带

DSSS Direct-Sequence Spread Spectrum 直接序列扩谱DTMF Dual Tone Multiple Frequency 双音多频

DVB Digital Video Broadcasting 数字视频广播EDGE Enhanced Data Rates for GSM Evolution

EDI Electronic Data Interchange 电子数据交换

Erl Erlang 爱尔兰

ETSI European Telecommunications Standards Institute

欧洲电信标准协会F Frame 帧

FDD Frequency Division Duplex 频分双工

FDM Frequency Division Multiplexing 频分复用

FDMA Frequency Division Multiple Access 频分多址

FEC Forward Error Correction 前向纠错

Fed Free Euclidean Distance 自由欧氏距离

FH Frequency-Hopping 跳频

FIFO First-In First-Out 先进先出

FIR Finite Impulse Response 有限冲激响应FSK Frequency Shift Keying 频移键控

GFC Generic Flow Control 一般流量控制GPRS General Packet Radio Services 通用分组无线业务GMSK Gaussian MSK 高斯最小频移键控GSM Global System for Mobile Communications 全球移动通信系统HDB3 3rd Order High Density Bipolar 3阶高密度双极性HDLC High-level Data Link Control 高级数据链路控制HDTV High Definition Television 高清晰度电视HEC Header Error Control 信元头差错控制HSCSD High Speed Circuit Switched Data 高速电路交换数据IC Integrated Circuit 集成电路