通信原理专业英语

通信原理专业英语

ATM—Asynchronous Transfer Mode—异步传递方式

AAL—ATM adaptation layer—ATM适配器

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—信号交替反转

ARQ—automatic repeat request—自动要求重发

ASCII—American standard code for information
intercharge—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

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 multiple access—码分多址

CLP—cell lose priority—信源丢失优先等级

CMI—coded mark inversion—码反转

CRC—cyclic redundancy check—循环冗余校验

CSMA/CD—carrier sense multiple access/collision
detection—载波监听/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

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—提高GSM数据率的改进方案

EDI—electronic data interchange—电子数据交换

ETSI—European telecommunications standards
institude—欧洲电信标准协会

F—frame—帧

FDD—frequency division duplex—频分双工

FDMA—frequency division multiple access—频分多址

FEC—forward error correction—前向纠错

FED—free Euclidean distance—自由欧式距离

FH—frequency-hopping—调频

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

IDFT—inverse discrete Fourier transform—逆离散傅里叶变换

IEEE—institute of electrical and electronics
engineers—电气和电子工程师学会

IIR—infinite impulse response—无限冲击响应

ISDN—international standards organization—国际标准化组织

ITM—information transfer mode—信息传递方式

ITU—international telecommunications union—国际电信联盟

ITU-T—ITU telecommunication standardization
sector—国际电信联盟电讯标准部

LAN—local area network—局域网

LCM—lowest common multiple—最小公倍数

LDPC—low-density parity-check—低密度奇偶校验

LED—light-emitting diode—发光二极管

MAN—metropolitan area network—城域网

MASK—M-ary amplitude shift keying—多进制振幅键控

MCPC—multiple channel per carrier—每载波多路

MFSK—M-ary frequency shift keying—多进制频移键控

MPSK—M-ary phase shift keying—多进制相移键控

MSK—minimum shift keying—最小频移键控

NAK—negative acknowledge—否认

NBFM—narrow band frequency modulation—窄带调频

NT—network termination—网络终端

N-ISDN—narrowband ISDN—窄带综合业务数字网

NNI—network node interface—网络节点接口

NRZ—non return-to-zero—不归零

OFDM—orthogonal frequency division multiplexing—正交频分复用

OOK—on off keying—通-断键控

OQPSK—offset quadrature phase shift keying—偏置正交相移键控

OSI—open systems interconnection—开放系统互连

PCM—pulse amplitude modulation—脉冲振幅调制

PAN—personal area network—个人区域网

PDH—plesiochronous digital hierarchy—准同步数字系统

PDM—pulse duration modulation—脉冲宽度调制

PDN—protocol data unit—协议数据单元

PIX—pixel—像素

PLL—phase-locked loop—锁相环

PN—Pseudo noise—伪噪声

PPM—pulse position modulation—脉冲位置调制

PRI—primary rate interface—基群速率接口

PSK—phase shift keying—相移键控

PSTN—public switch telephone network—公共交换电话网

PT—payload type—有用负荷类型

QAM—quadrature amplitude modulation—正交振幅调制

QDPSK—quadrature DPSK—正交差分相移键控

QPSK—quadrature phase shift keying—正交相移键控

RAM—random access memory—随机存取存储器

RLAN—radio LAN—无线局域网

ROM—read-only memory—只读存储器

RPE-RTP—regular pulse excitation with long-term
prediction—规则脉冲激励长时预测

RSCC—recursive systematic convolution code—递归系统卷积码

RZ—return-to-zero—归零

SDH—synchronous digital hierarchy—同步数字体系

SHF—super high frequency—超高频

SOC—system on chip—单片系统

SOH—section overhead—段开销

SONET—synchronous optical network—同步光纤

SPADE—single-channel-per-carrier PCM multiple
access demand assignment equipment—每载波单路PCM多址按需分配设备

SSB—single side band—单边带

STM—synchronous transport module—同步传送模块

STM—synchronous transfer mode—同步传递方式

TCM—trellis coded modulation—网格编码调制

TDM—time division multiplexing—时分复用

TDMA—time division multiple access—时分多址

TE—terminal equipment—用户终端设备

TS—time slot—时隙

TU—tributary unit—支路单元

TUG—tributary unit group—支路单元群

UHF—ultra high frequency—特高频

UNI—user-network interface—用户-网络接口

VAN—value-added network—增值网

VC—virtual channel—虚信道

VC—virtual container—虚容器

VCC—virtual channel connection—虚信道标识符

VCO—voltage controlled oscillator—压控振荡器

VP—virtual path—虚路径

VPC—virtual path connection—虚路径连接

VPI—virtual path identifier—虚路径标识符

VPN—virtual private network—虚拟专用网

VSB—vestigial side band—残留边带

WAN—wide area band—广域网

WBFM—wide band frequency modulation—宽带调频

WDM—wave division multiplexing—波分复用

WPAN—wireless personal area network—无线个域网

WLAN—wireless local area network—无线局域网

WRC—world radiocommunication conference—世界无线电通信大会

WWAN—wireless wide area network—无线广域网