源码文件
function out=voicefilter(v) Fs=22050; [b,a] = ellip(8,0.05,80,[150 4000]*2/Fs); subplot(3,1,1); [H,w] = freqz(b,a,512); plot(…
frequency+selective 源代码
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源码文件
clear all; close all; m=hamming(30) [M,w]=freqz(m,1,100); subplot(3,1,1) plot(20*log(abs(M))) xlabel('Frequency (Hz)') ylab…
源码文件
clear all; close all; m=hamming(30) [M,w]=freqz(m,1,100); subplot(3,1,1) plot(20*log(abs(M))) xlabel('Frequency (Hz)') ylab…
源码文件
function [d,f]=d2statio(sig); %D2STATIO Distance to stationarity % [D,F]=D2STATIO(SIG) evaluates the distance of the signal % to s…
源码文件
/******************** (C) COPYRIGHT 2007 STMicroelectronics ******************** * File Name : readme.txt * Author …
源码文件
% % FUNCTION 1.2 : "cp0101_bandwidth" % % Evaluates the bandwidth of the input 'signal' with sampling period % 'dt' % Bandwid…
源码文件
% % Program 8.3, p512. m-file for the design of the BZT filter % (Example 8.19) % program name: prog83.m % Fs=1000; %…
源码文件
% % Program 8.1, p511. m-file for the analog filter design % (Example 8.19) % program name: prog81.m % FN=1000/2; fc=300; …
源码文件
% % Program 8.2, p511. m-file for the design of the % impulse invariant filter (Example 8.19) % program name: prog82.m % Fs=…
源码文件
% % m-file for Example 8B.2 (Program 8B.2, p566). % Program name: prog8b2.m % N=2; % Filter order Fs=1280; …