文档介绍：该【数字信号处理词汇 】是由【1781111****】上传分享，文档一共【4】页，该文档可以免费在线阅读，需要了解更多关于【数字信号处理词汇 】的内容，可以使用淘豆网的站内搜索功能，选择自己适合的文档，以下文字是截取该文章内的部分文字，如需要获得完整电子版，请下载此文档到您的设备，方便您编辑和打印。:..1章系统:system信号:signal模拟信号:analogsignal数字信号:digitalsignal频谱:spectrum模/数转换:analog-to-digitalconversion数字滤波:digitalfiltering滤波器:filter采样:sample保持:hold数字代码:digitalcode量化电平:quantizationlevel时域:timedomain频域:frequencydomain低频:lowfrequency高频:highfrequency低通滤波器:lowpassfilter高通滤波器:highpassfilter带通滤波器:bandpassfilter带阻滤波器:bandstopfilter零阶保持信号:zeroorderholdsignal平滑:smooth采样周期:samplingperiod频率分量:frequencyelements图像处理:imageprocessing传感器:sensor电压:voltage电流:current2章anti-imagingfilter抗镜像滤波器samplinginterval采样间隔anti-aliasingfilter抗混叠滤波器=samplingperiod采样周期samplingfrequency采样频率=samplingrate采样速率samplingtheorem采样定理Nyquistsamplingrate奈奎斯特采样率Nyquistfrequency奈奎斯特频率Nyquistrange奈奎斯特范围oversampling过采样undersampling欠采样quantizationstep量化步长:..量化噪声bitrate比特率3章数字函数:positefunction二维数字信号:two-dimensionaldigitalsignal语音信号:speechsignal量化方案:quantizationscheme脉冲函数:impulsefunction单位脉冲函数:unitimpulsefunction阶跃函数:stepfunction幂函数:powerfunction指数函数:exponentialfunction正弦函数:sinefunction余弦函数:plexplain欧拉恒等式:Eulersidentity模拟频率:analogfrequency数字频率:digitalfrequency采样间隔:samplinginterval相移:phaseshift像素:pixel灰度级:grayscale4章roll-off滚降gain增益passband通带stopband阻带bandwidth带宽linearsystem线性系统superposition叠加原理time-invariant时不变causalsystem因果系统differenceequation差分方程filtercoefficient滤波器系数recursivefilter递归滤波器nonrecursivefilter非递归滤波器finitewordlengtheffect有限字长效应impulseresponse脉冲响应infiniteimpulseresponse(IIR)无限脉冲响应finiteimpulseresponse(FIR)有限脉冲响应movingaveragefilter滑动平均滤波器stepresponse阶跃响应:..章卷积:convolution差分方程:differenceequation滑动平均滤波器:movingaveragefilter脉冲响应:impulseresponse镜像:mirrorimage边界效应:boundaryeffect输入序列:inputsequence暂态效应:transienteffect稳态:steadystate锐变:shapetransition低通特征:lowpasscharacteristic卷积表:convolutiontable6章ztransformz变换regionofconvergence收敛域inverseztransform逆z变换transferfunction传输函数partialfractionexpansion部分分式展开cover-upmethod覆盖法zero零点pole极点marginallystable临界稳定unstable不稳定7章傅立叶变换:FourierTransform滤波器形状:filtershape频率响应:frequencyresponse频率特性:frequencycharacteristics离散时间傅立叶变换:DiscreteTimeFourierTransform幅度响应:magnituderesponse相位响应:phaseresponse传输函数:transferfunction相位差:phasedifference采样频率:samplingfrequency8章whitenoise白噪声magnitudespectrum幅度频谱:..相位频谱discreteFourierseries(DFS)离散傅里叶级数9章有限脉冲响应滤波器:finiteimpulseresponsefilter无限脉冲响应滤波器:infiniteimpulseresponsefilter相位失真:phasedistortion理想低通滤波器:idlelowpassfilter窗函数:windowfunction稳定性:stability通带波纹:passbandripple阻带波纹:stopbandripple通带边缘频率:passbandedgefrequency过渡带宽度:transitionwidth矩形窗:RectangularWindow汉宁窗:HanningWindow哈明窗:HammingWindow布莱克曼窗:BlackmanWindow凯塞窗:KaiserWindow项数:numberofterms衰减:attenuation增益:gain采样频率:samplingfrequency10章infiniteimpulseresponsefilter(IIR)无限脉冲响应滤波器bilineartransformation双线性变换prewarpingequation预扭曲方程巴特沃斯滤波器ButterworthfilterChebyshevTypeIfilter切比雪夫I型滤波器ChebyshevTypeIIfilter切比雪夫II型滤波器ellipticfilter椭圆滤波器Impulseinvariancemethod脉冲响应不变法