代码搜索：通信信号
找到约 10,000 项符合「通信信号」的源代码
代码结果 10,000
www.eeworm.com/read/367675/2840196
m example4_5.m
%定义输入信号并绘出其曲线
time=0:0.025:5;
X=sin(sin(time).*time*10);
plot(time,X);
title('输入信号T');
xlabel('时间');
ylabel('输入信号');
figure;
%定义系统线性变换函数,绘出系统输出曲线
T=X*2+0.8;
plot(time,T);
title('系统输出T');
x
www.eeworm.com/read/473523/6845342
m f5_1.m
%产生非平稳信号
%%暂态信号1
sig1=fmlin(128,0,0.4);
%%暂态信号2
sig2=fmlin(128,0.1,0.45);
sig=sig1+sig2;
%时域波形
figure(1)
plot(real(sig),'LineWidth',2);
hold on;
plot(imag(sig),'ro--');
legend('实部','虚部');
www.eeworm.com/read/473523/6845344
m f5_2.m
%产生非平稳信号
%%暂态信号1
sig1=fmlin(128,0,0.3);
%%暂态信号2
sig2=fmlin(128,0.2,0.4);
sig=sig1+sig2;
%时域波形
figure(1)
plot(real(sig),'LineWidth',2);
hold on;
plot(imag(sig),'ro--');
legend('实部','虚部');
x
www.eeworm.com/read/473523/6845469
m f4_5.m
%产生非平稳信号
%%暂态信号1
sig1=real(amgauss(128,45).*fmconst(128,0.25,45));
%%暂态信号2
sig2=real(amgauss(128,85).*fmconst(128,0.25,85));
sig=sig1+sig2;
%时域波形
figure(1)
plot(sig,'LineWidth',2);
xlabel('时间
www.eeworm.com/read/193537/8218603
m example4_5.m
%定义输入信号并绘出其曲线
time=0:0.025:5;
X=sin(sin(time).*time*10);
plot(time,X);
title('输入信号T');
xlabel('时间');
ylabel('输入信号');
figure;
%定义系统线性变换函数,绘出系统输出曲线
T=X*2+0.8;
plot(time,T);
title('系统输出T');
x
www.eeworm.com/read/393857/8259072
m a30.m
%定义输入信号并绘出其曲线
time=0:0.025:5;
X=sin(sin(time).*time*10);
plot(time,X);
title('输入信号T');
xlabel('时间');
ylabel('输入信号');
figure;
%定义系统线性变换函数,绘出系统输出曲线
T=X*2+0.8;
plot(time,T);
title('系统输出T');
x
www.eeworm.com/read/367522/9743793
m ssb.m
Fs = 100;%采样频率
Fc = 10; %载波频率
t=linspace(0,pi,300);%抽样间隔
m=cos(2*pi*t);%调制信号
sm =modulate(m,Fc,Fs,'amssb');%对信号进行调制
figure(1);
plot(m)%输出调制信号波形;
f=(0:length(m)-1)* Fs /length(m)-Fs/2;
figure
www.eeworm.com/read/171132/9769571
m 4_5.m
%定义输入信号并绘出其曲线
time=0:0.025:5;
X=sin(sin(time).*time*10);
plot(time,X);
title('输入信号T');
xlabel('时间');
ylabel('输入信号');
figure;
%定义系统线性变换函数,绘出系统输出曲线
T=X*2+0.8;
plot(time,T);
title('系统输出T');
x
www.eeworm.com/read/269100/11109299
m example4_5.m
%定义输入信号并绘出其曲线
time=0:0.025:5;
X=sin(sin(time).*time*10);
plot(time,X);
title('输入信号T');
xlabel('时间');
ylabel('输入信号');
figure;
%定义系统线性变换函数,绘出系统输出曲线
T=X*2+0.8;
plot(time,T);
title('系统输出T');
x
www.eeworm.com/read/249631/12483822
m f5_1.m
%产生非平稳信号
%%暂态信号1
sig1=fmlin(128,0,0.4);
%%暂态信号2
sig2=fmlin(128,0.1,0.45);
sig=sig1+sig2;
%时域波形
figure(1)
plot(real(sig),'LineWidth',2);
hold on;
plot(imag(sig),'ro--');
legend('实部','虚部');