源码文件
% Chapter 6 : Example 6.6 Frequency Sampling Form % given h(n) % h = [1,2,3,2,1]/9; [C,B,A] = dir2fs…
Sampling+Theorem 源代码
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源码文件
figure('position',[10 10 800 500],... 'name','sampling frequency and aliasing'); axes('position',[0.1 0.1 0.65 0.8]); a1=…
源码文件
Fp=0.135;Fs=0.2;Ap=0.2;As=30; [num,den]=Low_Mufilter(Fp,Fs,Ap,As) %总的函数执行过程如下： %>> use %最小阶数为n=5 %滤波器的阶数（必须为奇数）5 %a值的范围：-0.6…
源码文件
% Comb_1.m % Calculating IIR filter coefficients of 2nd Order IIR Filter a = [0.5 0 0.5 * 25000/32767]; b = [1]; Fs = 4…
源码文件
% IIR_HP_1.m % Calculating IIR filter coefficients of 2nd Order IIR Filter % Numerator coefficients B0 = 30766; B1 = -307…
源码文件
% IIR_LP_1.m % Calculating IIR filter coefficients of 2nd Order IIR Filter % Numerator coefficients B0 = 2015; B1 = 2015 …
源码文件
% fir_1.m % Calculating FIR coefficients Fs = 48000; % Sampling frequency FN = Fs/2; % Nyquist frequency …
源码文件
% fir_len_1.m % Calculating FIR coefficients for different coefficient lengths Fs = 48000; % Sampling frequency FN …
源码文件
% fir_1.m % Calculating FIR coefficients Fs = 48000; % Sampling frequency FN = Fs/2; % Nyquist frequency …
源码文件
% Goertzel_697.m % Calculating IIR filter coefficients % Numerator coefficients B0 = 32767; % Denominator coefficients …