代码搜索结果

%----------------------------------------------------------------------------- % exa060701_2.m , for example 6.7.1 and 6.5.1 % to test buttord,lp2lp,bilinear ; % to design Low-pass DF with s=2/Ts[(

%------------------------------------------------------------------------ % exa100800_corrcoef.m, % to test corrcoef.m ; %------------------------------------------------------------------------

#include #include #include #include "msp.h" void mdefir1(int l,int iband,float fl,float fh,float fs,int iwindow, float b[],float w[],int *ierror) { /*-------------

% Program 3_1 % Discrete-Time Fourier Transform Computation % % Read in the desired length of DFT k = input('Number of frequency points = '); % Read in the numerator and denominator coefficients

% Program 3_1 % Discrete-Time Fourier Transform Computation % % Read in the desired number of frequency samples k = input('Number of frequency points = '); % Read in the numerator and denominator

% Program 15_5 % Development of an AR Model of an FIR Filter % b = remez(13, [0 0.5 0.6 1], [1 1 0 0]); [h,w] = freqz(b,1,512); [d,E] = lpc(b,7); [h1,w] = freqz(sqrt(E*length(b)),d,512); plot(w

% Program 11_13 % DFT Sample Computation Using CZT % n = 0:31; x = sin(2*pi*11*n/64); A = exp(i*2*pi*84/512); V = exp(-i*2*pi/512); XC = czt(x, 8, V, A); disp('CFT Samples') disp(abs(XC));

%plot绘图命令的使用 close all %关闭打开了的所有图形窗口 clc %清屏命令 clear %清除工作空间中所有变量 %定义时间范围 t=[0:pi/20:8*pi]; y=sin(t); plot(t,y,'b:square') % r表示线的颜色为红色，此外 y（黄色）g（绿色）b（蓝色) %

%图形文字标示命令的使用 clear close all clc t=[0:pi/20:5*pi]; plot(t,sin(t),'r:*') axis([0 5*pi -1.5 1.5 ]) %给x轴和y轴命名 xlabel('t(deg)') ylabel('magnitude') %给图形加标题 title('sine wave from zero to 5\pi')

%plot绘图命令的使用 clc %清屏命令 clear %清除工作空间中所有变量 %定义时间范围 t=[0:pi/20:9*pi]; y1=sin(t); y2=cos(t); plot(t,y1,t,y2)