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sscyd.rar
- 二阶数字谐振器的频率特性和滤波器的幅频特性和相位特性和预畸变在双线性变换中的作用,Second-order digital resonator frequency filter characteristics and amplitude-frequency characteristics and phase characteristics and pre-distortion in the bilinear transform the role of
DSP
- 先采集一单声道音频信号（.wav）并用WAVREAD文件采样读取，并对其进行频谱分析。分别用窗函数法和双线性变换法设计低通、高通、带通三种FIR滤波器和IIR滤波器。用M文件使信号通过滤波器并对输出信号进行时域和频域分析。-First acquisition of a mono audio signal (. Wav) files with sampling WAVREAD read, and their spectral analysis. Window function, respectiv
FIRshiyan
- 利用双线性变换设计IIR滤波器（只介绍巴特沃斯数字低通滤波器的设计），首先要设计出满足指标要求的模拟滤波器的传递函数 ，然后由 通过双线性变换可得所要设计的IIR滤波器的系统函数 。-IIR filter design using bilinear transform (only introduced the Butterworth digital low-pass filter design), first designed to meet the index requirements of
lvboqi
- 巴特沃斯滤波器设计，双线性变换法，代码不是很长-Butterworth filter design, bilinear transformation method, the code is not very long ... ...
IIRditonh
- 本实验首先按照给定技术指标采用模拟低通滤波器（巴特沃思低通滤波器）去逼近理想模拟低通滤波器，然后通过双线性变换法对模拟滤波器进行数字化，得到数字滤波器。-In this study, first of all technical specifications in accordance with a given analog low-pass filter (Butterworth low-pass filter) to approximate the ideal analog low-pass
MATLAB
- 基于 MATLAB 的语音信号分析与处理的课程设计.录制一段自己的语音信号，并对录制的信号进行采样；画出采样后语音信号的时域波形和频谱图；给定滤波器的性能指标，采用窗函数法或双线性变换设计滤波器，并画出滤波器的频率响应；然后用自己设计的滤波器对采集的语音信号进行滤波，画出滤波后信号的时域波形和频谱，并对滤波前后的信号进行对比，分析信号的变化；回放语音信号-MATLAB-based voice signal analysis and processing of the curriculum. Re
BT_Fitler
- Matlab代码用Bilinear Transformation方法实现低通，带通，高通，带阻滤波器设计。-Using MATLAB m-file to design LP, BP, HP, BS fitlers by Bilinear Transformation method.
IIR-digital-filter-in-MATLAB
- 采用脉冲响应不变法和双线性变换法设计IIR数字滤波器。 -Using impulse response method and bilinear transform IIR digital filter design.
shiyufenxitoolbox
- 时频分析工具箱中提供了计算各种线性时频表示和双线性时频分布的函数，matlab并不提供直接的绘制时间-频率分布图的命令，而是以时间-尺度图代之。不过很多时候我们要用到时间-频率图来分析信号!-Time-frequency analysis toolbox provides functions and bilinear time-frequency distribution of frequency is represented calculate various linear, matlab d
ex4_13
- 用matlab实现双线性变换切比雪夫I型低通滤波器设计-Bilinear transformation chebyshev type I low-pass filter design
tftb-0.2
- matlab 时频工具箱 含短时傅立叶变换、Cohen类双线性时频处理函数、Affine类双线性时频处理函数、模糊函数和其他处理函数等源码，应该很有用-matlab time-frequency toolbox containing short time Fourier transform, frequency processing function when Cohen class bilinear frequency handler when Affine bilinear, fuzzy f
IIR-digital-filter-design
- IIR数字滤波器设计及在FDM复用信号滤波中的应用 1．熟悉用双线性变换法设计IIR数字滤波器的原理与方法； 2．掌握根据频谱图及滤波需求确定滤波器的指标参数的方法； 3．通过FDM复用信号数字滤波器的设计，掌握IIR数字滤波器的MATLAB实现方法； 4．通过观察FDM复用信号滤波前后的时域及其频谱图，建立数字滤波的感性认识。-IIR digital filter design and the FDM multiplex signal filtering applicati
yuyinzengqiang
- matlab 利用谱减法、小波变换法、双线性变换法分别对语音信号增强，比较语音增强后的效果-The effect of the use of spectral subtraction matlab wavelet transform, bilinear transform speech signal enhancement were compared after the speech enhancement
57014
- image processing zooming an image using bilinear interpolation in matlab