代码搜索：波形合成
找到约 3,528 项符合「波形合成」的源代码
代码结果 3,528
www.eeworm.com/read/160248/10550222
m f8_5.m
%实验信号
N=1024;
t=1:N;
%齿轮点蚀故障信号
fid=fopen('gearch9.dat','r');
sig=fread(fid,N,'int16');
fclose(fid);
%归一化
sig=(sig-mean(sig))/std(sig,1);
%采样频率
fs=10000;
%时域波形
figure(1)
plot(t/fs,sig);
www.eeworm.com/read/159106/10694379
m m37.m
fs=8000;
load mtlb;
x=mtlb;
X=fft(x,1024);
subplot(3,2,1);plot(x);
title('语音信号时域波形');
subplot(3,2,2);plot([-512:511],fftshift(abs(X)));
title('语音信号幅度谱');
xI=zeros(1,2*length(x));
xI(1:2:end
www.eeworm.com/read/275630/10806525
m xlfz.m
function [x,n]=xlfz(x1,n1)
%绘制离散序列反褶信号波形
x=fliplr(x1);n=-fliplr(n1); %调用fliplr函数实现反褶
stem(n,x,'filled')
axis([min(n)-1,max(n)+1, min(x)-0.5,max(x)+0.5])
www.eeworm.com/read/275630/10806658
m dm12302.m
%dm12302
%交互式观察拉普拉斯变换的复频域特性
%绘制单位阶跃信号时域波形
t=-1:0.001:3;
f=heaviside(t)
subplot(2,2,1)
plot(t,f,'b');
set(gca,'color',[1 1 1]);
set(gca,'XColor',[0 0 0]);
www.eeworm.com/read/419165/10882364
m f8_6.m
%实验信号
N=1024;
t=1:N;
%齿轮裂纹故障信号
fid=fopen('gearch1.dat','r');
sig=fread(fid,N,'int16');
fclose(fid);
%归一化
sig=(sig-mean(sig))/std(sig,1);
%采样频率
fs=10000;
%时域波形
figure(1)
plot(t/fs,sig);
www.eeworm.com/read/419165/10882372
m f8_3.m
%实验信号
N=1024;
t=1:N;
%滚动体故障信号
fid=fopen('rCH4.dat','r');
sig=fread(fid,N,'int16');
fclose(fid);
%归一化
sig=(sig-mean(sig))/std(sig,1);
%采样频率
fs=10000;
%时域波形
figure(1)
plot(t/fs,sig);
xl
www.eeworm.com/read/419165/10882374
m f8_5.m
%实验信号
N=1024;
t=1:N;
%齿轮点蚀故障信号
fid=fopen('gearch9.dat','r');
sig=fread(fid,N,'int16');
fclose(fid);
%归一化
sig=(sig-mean(sig))/std(sig,1);
%采样频率
fs=10000;
%时域波形
figure(1)
plot(t/fs,sig);
www.eeworm.com/read/273553/10910969
m fm.m
%模拟调幅AM波形图
clear;close all;
fs=8000;fc=3000;
t=[0:.1*fs]'/fs;
dev=50
A=12;
xa=A*sin(600*pi*t);
sa=fmmod(xa,fc,fs,dev);
figure(1);
subplot(2,1,1);plot(t,xa);
axis([0,max(t),min(xa),max(xa)]);
www.eeworm.com/read/273553/10910972
m pm.m
%模拟调幅AM波形图
clear;close all;
fs=8000;fc=300;
t=[0:.1*fs]'/fs;
phasedev=pi/2;
xa=sin(40*pi*t);
sa=pmmod(xa,fc,fs,phasedev);
figure(1);
subplot(2,1,1);plot(t,xa);
axis([0,max(t),min(xa),max(xa)]
www.eeworm.com/read/202744/6955283
bak control.v.bak
//name:control.v 主控模块 2006-5-1 version:1.0 作者：田世坤
//波形输出主控模块：
//输入：clk：系统时钟(10MHz);
// keysigna：按键信号;
//输出：DLedout：发光二极管，八位宽;
module control(clk,keysignal,DLedout,);
input clk;