代码搜索：pha
找到约 824 项符合「pha」的源代码
代码结果 824
www.eeworm.com/read/494086/6388040
m freqz_m.m
function [db,mag,pha,grd,w]=freqz_m(b,a,wmax);
[H,w]=freqz(b,a,1000,'whole');
H=(H(1:1:501))';w=(w(1:1:501))';
mag=abs(H);
db=20*log10((mag+eps)/max(mag));
pha=angle(H);
grd=grpdelay(b,a,w);
www.eeworm.com/read/493456/6393573
m freqs_m.m
function [db,mag,pha,w] = freqs_m(b,a,wmax);
% Computation of s-domain frequency response: Modified version
% ------------------------------------------------------------
% [db,mag,pha,w] = freqs_m
www.eeworm.com/read/493017/6404066
m freqs_m.m
function [db,mag,pha,w]=freqs_m(b,a,wmax);
w=[0:1:500]*wmax/500;
H=freqs(b,a,w);
mag=abs(H);
db=20*log10((mag+eps)/max(mag));
pha=angle(H);
subplot(2,2,1);plot(w,mag);
subplot(2,2,2);plot(w,db)
www.eeworm.com/read/490407/6455959
m exp4_16.m
% exp4_16.m
clear
close all
clc
%有理传递函数模型
num=[1 1];
den=conv([1 2],conv([1 2],[1 2]));
w=logspace(-1,2);
t=0.5;
%求有理传递函数模型的频率响应
[mag1,pha1]=bode(num,den,w);
%求系统的等效传递函数
[n2,d2]=pade(t,4);
www.eeworm.com/read/490168/6459921
m freqz_m.m
function [db,mag,pha,grd,w] = freqz_m(b,a);
% freqz 子程序的改进版本
% ------------------------------------
% [db,mag,pha,grd,w] = freqz_m(b,a);
% db = [0 到pi弧度]区间内的相对振幅(db)
% mag = [0 到pi弧度]区间内的绝对振幅
www.eeworm.com/read/489830/6462323
m freqs_m.m
function[db,mag,pha,w]=freqs_m(b,a,wmax);
w=[0:1:500]*wmax/500;
H=freqs(b,a,w);
mag=abs(H);
db=20*log10((mag+eps)/max(mag));
pha=angle(H);
www.eeworm.com/read/489830/6462330
m s31.m
%a20.m
wp=0.2*pi;wr=0.4*pi;Ap=3;Ar=20;
T=1;
Omegap=(2/T)*tan(wp/2);Omegar=(2/T)*tan(wr/2);
ep=sqrt(10^(Ap/10)-1);
Ripple=sqrt(1/(1+ep*ep));
Attn=1/(10^(Ar/20));
%双线性变换法设计Butterworth数字低通滤波器
[cs
www.eeworm.com/read/489830/6462339
m freqz_m.m
function[db,mag,pha,w]=freqz_m(b,a);
[H,w]=freqz(b,a,1000,'whole');
H=(H(1:1:501))';
w=(w(1:1:501))';
mag=abs(H);
db=20*log10((mag+eps)/max(mag));
pha=angle(H);
www.eeworm.com/read/488257/6500203
m exp4_16.m
% exp4_16.m
clear
close all
clc
%有理传递函数模型
num=[1 1];
den=conv([1 2],conv([1 2],[1 2]));
w=logspace(-1,2);
t=0.5;
%求有理传递函数模型的频率响应
[mag1,pha1]=bode(num,den,w);
%求系统的等效传递函数
[n2,d2]=pade(t,4);
www.eeworm.com/read/487268/6517503
m exp4_16.m
% exp4_16.m
clear
close all
clc
%有理传递函数模型
num=[1 1];
den=conv([1 2],conv([1 2],[1 2]));
w=logspace(-1,2);
t=0.5;
%求有理传递函数模型的频率响应
[mag1,pha1]=bode(num,den,w);
%求系统的等效传递函数
[n2,d2]=pade(t,4);