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/259537/11784293
m freqz_m.m
%数字滤波器响应子程序
function [db,mag,pha,grd,w]=freqz_m(b,a);
[H,w]=freqz(b,a,1000,'whole');
H=(H(1:501))';w=(w(1:501))';
mag=abs(H);
db=20*log10((mag+eps)/max(mag));
pha=angle(H);
grd=grpdelay(b,a,w);
www.eeworm.com/read/156653/11786542
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(b,
www.eeworm.com/read/156094/11828476
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/344814/11858158
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/154760/11928477
m freqs_m.m
function [db,mag,pha,w] = freqs_m(b,a,wmax)
% Computation of s-domain frequency reponse;Modified version
% --------------------------------------------------------------
% [db,mag,pha,w] = freqs_m(
www.eeworm.com/read/343632/11938045
m zpsk.m
%相位编码信号（PSK）
close all;clear all;clc;
code=[1,1,1,0,0,1,0]; %7位巴克码
tao=0.5e-6; %脉冲带宽0.5us
fc=10e6; %载波10MHz
fs=100e6; %采样频率100MHz
t_tao=0:1/fs:tao-1/fs;
n=length(code);
pha=0;
t=0:1/fs:7*
www.eeworm.com/read/154488/11950982
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/342845/11996097
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/153052/12063336
m example8_17.m
%例8-17:example8_17
Rp=1;Ar=15;
%数字高通滤波器的设计指标
ws1=0.4586*pi; %阻带边缘频率
wp1=0.6*pi; %通带边缘频率
%数字带通滤波器的设计指标
ws2=[0.2*pi 0.8*pi]; %阻带边缘频率
www.eeworm.com/read/153052/12063459
m freqs_m.m
function [db,mag,pha,w]=freqs_m(b,a,wmax)
%s域频率响应计算freqs的改进版本
%wmax希望获得的最大频率响应；b直接型滤波器分子系数；a直接型滤波器分母系数
%mag为[0 wmax]区间的绝对值；pha为[0 wmax]区间的相位响应；w为[0 wmax]区间内的500个频率样本数组
w=[0:1:500]*wmax/500;
H=fre