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/416506/11023344
c htg12864.c
#include
#include
#define uchar unsigned char
#define uint unsigned int
/*
sbit R_S= P3^5;//指令/数据选择信号
sbit RES= P3^4;//复位信号
sbit W_R= P3^1;//写信号
sbit R_D=
www.eeworm.com/read/439857/7700253
m m0806.m
%这是第3题的MATLAB指令
%装载原始信号
load noismima.mat;
s=noismima(1:1000);
%绘制信号图形
subplot(3,1,1);
plot(s);
title('原始信号');
%默认阈值、用wdencmp函数去噪
[thr,sorh,keepapp,crit]=ddencmp('den','wp',s);
%用全局阈值选项进
www.eeworm.com/read/199026/7893360
m f3_14.m
%产生线性信号
[sig1,ifl1]=fmlin(100);
%产生正弦调频信号
[sig2,ifl2]=fmsin(100);
%瞬时频率
iflaw=[ifl1;ifl2];
%产生信号
sig=fmodany(iflaw);
%显示
figure(1);
plot(real(sig),'LineWidth',2);
hold on;
plot(imag(sig),'
www.eeworm.com/read/245506/12797111
m m0806.m
%这是第3题的MATLAB指令
%装载原始信号
load noismima.mat;
s=noismima(1:1000);
%绘制信号图形
subplot(3,1,1);
plot(s);
title('原始信号');
%默认阈值、用wdencmp函数去噪
[thr,sorh,keepapp,crit]=ddencmp('den','wp',s);
%用全局阈值选项进
www.eeworm.com/read/315096/13552370
m f8_1.m
%实验信号
N=1024;
t=1:N;
fid=fopen('normal.dat','r');%正常信号
%fid=fopen('GEARch2_3.dat','r');%故障信号
sig=fread(fid,N,'int16');
fclose(fid);
%归一化
sig=(sig-mean(sig))/std(sig,1);
%采样频率
fs=10000;
%时
www.eeworm.com/read/315096/13552427
m f3_14.m
%产生线性信号
[sig1,ifl1]=fmlin(100);
%产生正弦调频信号
[sig2,ifl2]=fmsin(100);
%瞬时频率
iflaw=[ifl1;ifl2];
%产生信号
sig=fmodany(iflaw);
%显示
figure(1);
plot(real(sig),'LineWidth',2);
hold on;
plot(imag(sig),'
www.eeworm.com/read/301807/13848203
m f3_14.m
%产生线性信号
[sig1,ifl1]=fmlin(100);
%产生正弦调频信号
[sig2,ifl2]=fmsin(100);
%瞬时频率
iflaw=[ifl1;ifl2];
%产生信号
sig=fmodany(iflaw);
%显示
figure(1);
plot(real(sig),'LineWidth',2);
hold on;
plot(imag(sig),'
www.eeworm.com/read/301807/13848261
m f8_1.m
%实验信号
N=1024;
t=1:N;
fid=fopen('normal.dat','r');%正常信号
%fid=fopen('GEARch2_3.dat','r');%故障信号
sig=fread(fid,N,'int16');
fclose(fid);
%归一化
sig=(sig-mean(sig))/std(sig,1);
%采样频率
fs=10000;
%时
www.eeworm.com/read/150632/5689918
m ex031900.m
% 第三章: 例 3.19
% 用sinc函数重构信号
%
% 离散时间信号 x1(n)
Ts = 0.0002; Fs = 1/Ts; n = -25:1:25; nTs = n*Ts;
x = exp(-1000*abs(nTs));
% 模拟信号重构
Dt = 0.00005;
t = -0.005:Dt:0.005;
xa = x * sinc(F
www.eeworm.com/read/406902/11432945
m f8_1.m
%实验信号
N=1024;
t=1:N;
fid=fopen('normal.dat','r');%正常信号
%fid=fopen('GEARch2_3.dat','r');%故障信号
sig=fread(fid,N,'int16');
fclose(fid);
%归一化
sig=(sig-mean(sig))/std(sig,1);
%采样频率
fs=10000;
%时