代码搜索：脉冲信号
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www.eeworm.com/read/444759/7607313
m 5-1.m
%例程5－1 计算随机信号的时域统计特征
% e.g.5-1.m for example5-1;
% to test function of mean/var/std;
clear all;
N=10^5;
X=randn(1,N); %产生随机噪声信号
disp('均值');
X_1=mean(X)
disp('均方值');
X_2=mean(X.*X)
disp('
www.eeworm.com/read/443020/7639337
m qumo.m
function y=qumo(x1,x2)
%对两路信号进行取模运算合成一路信号
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
[M,N]=size(x1);
for i=1:N
y(1:M,i)=sqrt(x1(1:M,i).^2+x2(1:M,i).^2);
end
w=y(:)';
i=0:length(w)-1;
plot(i,abs(w))
www.eeworm.com/read/439857/7700231
m m0727.m
x = 0.1*randn(1,500); % 生成信号
b = fir1(31,0.5); % 待检验的滤波器
d = filter(b,1,x); % 预测信号
w0 = zeros(1,32); % 初始化滤波器的系数
k0 = 0.5*eye(32); % 初始化状态误差矩阵
qm = 2; % 测量噪声协
www.eeworm.com/read/439857/7700266
m m06_ssbmod.m
t0=0.15; %信号保持时间
ts=0.001; %采样时间间隔
fc=250; %载波频率
fs=1/ts; %采样频率
df=0.3; %频率分辨力
t=[0:ts:t0];%时间矢量
m=[ones(1,t0/(3*ts)),-2*ones(1,t0/(3*ts)),zeros(1,t0/(3*ts)+1)];
%定义信号序列
www.eeworm.com/read/439857/7700284
m m06_ssbdom.m
t0=0.15; %信号保持时间
ts=0.001; %采样时间间隔
fc=250; %载波频率
fs=1/ts; %采样频率
df=0.3; %频率分辨力
t=[0:ts:t0];%时间矢量
m=[ones(1,t0/(3*ts)),-2*ones(1,t0/(3*ts)),zeros(1,t0/(3*ts)+1)];
%定义信号序列
www.eeworm.com/read/438335/7732714
m pllc.m
len=1000; %仿真数据长度
%QPSK信号源
I_Data=randint(N,1)*2-1;
Q_Data=randint(N,1)*2-1;
s=I_Data + j*Q_Data;
%载波信号
Freq_Sample=2400; %采样率
Delta_Freq=-60; %频偏
Time_Sample=1/Freq_Sample; %每个采样值的持续
www.eeworm.com/read/299682/7839454
m qumo.m
function y=qumo(x1,x2)
%对两路信号进行取模运算合成一路信号
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
[M,N]=size(x1);
for i=1:N
y(1:M,i)=sqrt(x1(1:M,i).^2+x2(1:M,i).^2);
end
w=y(:)';
i=0:length(w)-1;
plot(i,abs(w))
www.eeworm.com/read/298788/7936068
m mybss.m
%“盲信号分离的matlab仿真”，信号与信息处理专业，罗敏，061120054
clear all
clc
K=4;
N=100;
k=1:N;
s1=rand(1,N);
s2=square(2*pi*k/8); %generate a square wave with a period of 2*pi
s3=sin(2*pi*k/32);
s4=cos(2*pi*k/
www.eeworm.com/read/298014/7977534
m modusqu.m
%产生调幅、调频及调相波形
clf;
%format,compact,
t=0:0.001:1;
A0=10;w0=200;phi0=0;
x=A0*square(w0*t+phi0);
subplot(3,1,1),plot(t,x),hold
axis([0,1,-12,12])
xlabel('t'),ylabel('载波信号')
%输入信号参数
dA=5*sin(0.1
www.eeworm.com/read/297804/7995565
m bss.m
%盲信号分离
clc;
clear;
%EASI参数
u=6e-3;
%RLS参数
beta=0.99;
%源信号生成，数据长度4000
n=0:0.0001:0.4;
S=zeros(5,4001);
S(1,:)=hardlims(cos(2*pi*155*n));
S(2,:)=sin(2*pi*800*n);
S(3,:)=sin(2*pi*300*n+6*cos(2*pi*60*n))