通信原理缩写名词英文全称中文译名AALATMadaptationlayerATM适配层ACKACKnowledge确认A/DAnalog/Digital数/模ADPCMAdaptiveDPCM自适应差分脉(冲编)码调制ADSLAsymmetricDigital非对称数字用户环路SubscribersLoopAMAmplitudeModulation振幅调制(调幅)AMIAlternateMarkInverse传号交替反转APKAmplitudePhaseKeying幅相键控ARQAutomaticRepeatreQuest自动要求重发ASCIIAmericanStandardCode美国标准信息交换码forInformationInterchangeASKAmplitudeShiftKeying振幅键控ASICApplicationSpecific专用集成电路IntegratedCircuitATMAsynchronousTransfer异步转移模式ModeAUAdministrationUnit管理单元AUGAdministrationUnitGroup管理单元群B-essCELPCodeExcitedLinear码激励线性预测PredictionCLPCellLosePriority信元丢失优先等级CMICodedMarkInversion传号反转COR-PSKCorrelativePhase-yclicRedundancyCheck循环冗余校验CSMA/CDCarrierSenseMultiple载波侦听/ess/ransform离散余弦变换DESDataEncryptionStandard数据加密标准DFTDiscreteFourier离散傅里叶变换Transform(FFTFastFourierTransform快速傅里叶变换)DM(M)DeltaModulation增量调制DPCMDifferentialPulseCode差分脉(冲编)码调制Modulation(ADPCMAdaptiveDPCM自适应差分脉冲编码调制)DPSKDifferentialPhaseShift差分相移键控KeyingDSDirectSequence(spread直接序列(扩谱)spectrum)DSBDoubleSideBand双边带DSBSCDoubleSideband双边带抑制载波SuppressedCarrierDSSSDirect-essFECForwardErrorCorrection前向纠错FedFreeEuclideanDistance自由欧式距离FHFrequency-Hopping跳频FIFOFirst-InFirst-Out先进先出FIRFiniteImpulseResponse有限冲激响应FSKFrequency-municationsHDB33rdOrderHighDensity3阶高密度双极性(码)BipolarHDLCHigh-work(B-ISDNBroadbandISDN宽带综合业务数字网)(N-ISDNNarrowbandISDN窄带综合业务数字网)municationsUnionITU-monMultipleLD-CELPLowDelayCodeExcitedLinearPredictionLDPCLow-DensityPa
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