DSP缩略词总结

DSP缩略词总结一SignalProcessing信号处理classification分类variable变量vector矢量scalar标量multichannel多通道multidimensional多维的，多面的amplitude幅度waveform波形continuous-time连续时间discrete-time离散时间analogsignal模拟信号digitalsignal数字信号normalize使恢复正常deterministicsignal确定信号randomsignal随机信号sample抽样numerical数字的quantized量子化的(数字elementary基本的implement实现amplification放大scaling加权delay延时addition相加gain增益attenuation衰减advance超前product乘积integration积分differentiation微分filter滤波器lowpassfilter低通滤波器highpassfilter高通滤波器bandpassfilter带通滤波器bandstopfilter带阻滤波器转化)time-domain时域frequency-doblock屏蔽passband通带stopband阻带quantizedboxcarsignal量化阶梯信号main频域inear线性time-invariant时不变cutoff-frequency截止频率二algorithm算法horizontal水平面vertical垂直面consecutivesamples相邻样本samplinginterval抽样间隔samplingperiod抽样周期samplingfrequency抽样频率real/complexsequence实数/虚数序列conjugate共轭analog-to-digitalconverter模数转换器sample-and-holdcircuit采样保持电路equivalent等效的infinite/finite无限的/有限的finite/infinite-length有限/无限长finite-extent有限范围finite-duration有限时宽causal/anticausalsequence因果序列/非因果序列reversal反转even/oddsequence偶/奇序列conjugate-symmetric/conjugate-antisymmetric共轭对称/共轭非对称periodic/aperiodic周期性的/非周期性的energysignal能量信号powersignal功率信号averagepower平均功率appendingwithzeros补零bounded有界的bounded-input,bounded-output有界输入有界输出(BIBO)left-sided/right-sided/two-sidedsequence左边/右边/双边序列time-shiftingoperation时移delayingoperation延时运算advancingoperation超前运算unitdelay单位延时time-reversaloperation时间反转运算unitsamplesequence单位抽样序列unitstepsequence单位阶跃序列exponentialsequence指数序列complexexponentialsequence复指数序列discrete-timeimpulse离散时间冲激in-phasecomponent同相分量quadraturecomponent正交分量realsinusoidalsequence实正弦序列sinusoidalenvelope正弦包络angularfrequency角频率decomposition分解phase相位radian弧度exponentialsequence指数序列fundamentalperiod基本周期arbitrarysequence任意序列Shift-InvariantSystem时不变系统ImpulseResponse冲激响应StepResponse阶跃响应Linearsystem线性系统Stablesystem稳定系统三Discrete-Time-FourierTransform离散时间傅里叶变换Fourierintegral傅里叶积分Finitediscontinuities有限个不连续点spectrum谱magnitude/phasespectrum幅度/相位谱finiteinterval有限区间absolutelyintegrable绝对可积EnergyDensitySpectrum能量密度谱Parseval’srelation帕斯瓦尔定理Principalvalue主值Frequencyresponse频率响应magnitude/phaseresponse幅度/相位响应gain/attenuation/lossfunction增益/衰减/损耗函数band-limited带限bandwidth带宽integer整数periodicimpulsetrain周期脉冲序列Frequency-Shifting频移Modulation调制eigenfunctions特征值digitalfiler数字滤波器四DigitalProcessingofContinuous-TimeSignals连续时间信号的数字化处理aliasing混叠anti-aliasing反混叠reconstruction重建samplingprocess抽样过程Mathematicalrepresentation数学表示idealsamplingmodel理想抽样模型foldingfrequency折叠频率recovery恢复oversampling过抽样undersampling欠抽样criticalsampling临界抽样aliasingdistortion混叠失真passband通带stopband阻带passbandedgefrequency通带截止频率stopbandedgefrequency阻带截止频率五Finite-LengthDiscreteTransforms有限长离散变换DiscreteFouriertransform离散傅里叶变换Basissequences基本序列InversediscreteFouriertransform离散傅里叶逆变换frequencysamples频率样本circularShift圆周（循环）移位circulartime-shiftingoperation圆周时移运算circularfrequency-shiftingoperation圆周频移运算circulartime-reversaloperation圆周时间反转运算modulooperation模运算circularconvolution圆周（循环）卷积N-pointcircularconvolutionN点圆周（循环）卷积circulantmatrix圆周矩阵六z-TransformZ变换unitcircle单位圆regionofconvergence（ROC）收敛域Rationalz-transform有理z变换Polynomial多项式zeropoint零点polepoint极点Inversez-Transformz反变换Partial-FractionExpansion部分分式展开法residue留数transferfunction传输函数systemfunction系统函数circularconvolution圆周（循环）卷积N-pointcircularconvolutionN点圆周（循环）卷积circulantmatrix圆周矩阵七z-TransformZ变换unitcircle单位圆regionofconvergence（ROC）收敛域Rationalz-transform有理z变换Polynomial多项式zeropoint零点polepoint极点Inversez-Transformz反变换Partial-FractionExpansion部分分式展开法residue留数transferfunction传输函数systemfunction系统函数八DigitalFilterStructures数字滤波器的结构IIR:InfiniteImpulseResponse无限冲激响应FIR:FiniteImpulseResponse有限冲激响应BlockDiagramRepresentation方框图表示BasicBuildingBlocks基本结构单元AnalysisofBlockDiagrams方框图的分析Delay-FreeLoop无延时回路SignalFlow-Graph信号流图node节点branch支路addition加法器multiplication乘法器(增益)unitdelay单位延时EquivalentStructures等效结构transposeoperation转置运算directform直接型cascaderealizations级联型parallelrealizations并联型linear-phaseFIRstructures线性相位FIR滤波器结构九IIRDigitalFilterDesignIIR数字滤波器设计DigitalFilterSpecifications数字滤波器指标passband通带stopband阻带transitionband过渡带passbandedgefrequency通带截止频率stopbandedgefrequency阻带截止频率peakripplevalues峰波纹值peakpassbandripple峰值通带波纹minimumstopbandattenuation最小阻带衰减maximumpassbandattenuation最大通带衰减selectionoftheFilterType滤波器类型的选择First-OrderButterworthlowpassfilter一阶巴特沃斯低通滤波器magnitude-squaredresponse幅度平方函数ScalingtheDigitalTransferFunction缩放数字传输函数BilinearTransformationmethod双线性变换法Frequencywarping频率畸变SpectralTransformation谱变换十IIRDigitalFilterDesignIIR数字滤波器设计DigitalFilterSpecifications数字滤波器指标passband通带stopband阻带transitionband过渡带passbandedgefrequency通带截止频率stopbandedgefrequency阻带截止频率peakripplevalues峰波纹值peakpassbandripple峰值通带波纹minimumstopbandattenuation最小阻带衰减maximumpassbandattenuation最大通带衰减selectionoftheFilterType滤波器类型的选择First-OrderButterworthlowpassfilter一阶巴特沃斯低通滤波器magnitude-squaredresponse幅度平方函数ScalingtheDigitalTransferFunction缩放数字传输函数BilinearTransformationmethod双线性变换法Frequencywarping频率畸变SpectralTransformation谱变换十一FIRDigitalFilterDesignFIR数字滤波器设计filterorder滤波器阶数window-basedmethod窗函数法lowpassfilter低通滤波器highpassfi