代码搜索：信号电源
找到约 10,000 项符合「信号电源」的源代码
代码结果 10,000
www.eeworm.com/read/284902/8884203
txt matlab.frequency.txt
%信号
t=0:0.001:0.25;
x1=sin(2*pi*30*t);
x2=sin(2*pi*100*t);
x=x1+x2;
figure(1);
subplot(211);
plot(t,x);
xlabel('t(s)');
ylabel('x');
title('模拟信号');
grid;
Y=fft(x,256);
pyy=Y.*conj(Y)/256;
www.eeworm.com/read/284843/8888466
txt xiaobomatlab.txt
clear
clc
%在噪声环境下语音信号的增强
%语音信号为读入的声音文件
%噪声为正态随机噪声
sound=wavread('D:\dsp\timewarp.wav');
count1=length(sound);
noise=0.05*randn(1,count1);
for i=1:count1
signal(i)=sound(i);
www.eeworm.com/read/384067/8903306
m pulsenoise_channel.m
%脉冲噪声信道，用来模拟突发错误, 可用来模拟高斯信道
% Tx_signal ----------输入信道的信号 1或2列 向量
% var ---------------噪声方差
% r0 ----------------脉冲长度占信号长度的百分比(0
www.eeworm.com/read/383962/8908762
v ldpc.v
2module LDPC (clk,reset,
data_in, data_in_en,
velocity, /*输入信号码率选择*/
data_out, data_out_en,
indication /*输出信号，第一个127要删除前5成7488，指示第一个127*/
);
input clk,reset;
input data_in,data_i
www.eeworm.com/read/382913/8990636
m f3_22.m
%线性调频信号
fm1=fmlin(256,0,0.5);
%高斯幅值调制信号
am1=amgauss(256);
%合成
sig=am1.*fm1;
%显示
%实部
plot(real(sig),'LineWidth',2);
hold on;
%虚部
plot(imag(sig),'ro--','LineWidth',2);
legend('实部','虚部');
xl
www.eeworm.com/read/426548/9014083
m wavelet.m
clear
clc
%在噪声环境下语音信号的增强
%语音信号为读入的声音文件
%噪声为正态随机噪声
sound=wavread('c12345.wav');
count1=length(sound);
noise=0.05*randn(1,count1);
for i=1:count1
signal(i)=sound(i);
end
www.eeworm.com/read/381229/9101271
m gongzhenq.m
clear all
clc
fs=5; %参样频率
f=0.01; %信号频率
Ts=1/fs;%参样时间
h=1/fs; %时间步长
t=0:Ts:4095*Ts;
%双稳态系统参数
a=1;
b=1;
s=0.3*sin(2*pi*0.01*t); %信号
for kk=1:1000
disp(kk);
D(kk,1)=kk/200;
D
www.eeworm.com/read/375257/9367325
m f3_22.m
%线性调频信号
fm1=fmlin(256,0,0.5);
%高斯幅值调制信号
am1=amgauss(256);
%合成
sig=am1.*fm1;
%显示
%实部
plot(real(sig),'LineWidth',2);
hold on;
%虚部
plot(imag(sig),'ro--','LineWidth',2);
legend('实部','虚部');
xl
www.eeworm.com/read/373320/9463572
h ic.h
#ifndef _IC_H
#define _IC_H
#define uint unsigned int
#define uchar unsigned char
sbit lcden=P3^4; //LCD使能位引脚定义
sbit lcdrs=P3^5; //LCD片选信号引脚定义
sbit dula=P2^6; //LED段选信号引脚定义
sbit wela
www.eeworm.com/read/168453/9912756
m ex03180b.m
% 第三章: 例 3.18b:
%
% 模拟信号
Dt = 0.00005;
t = -0.005:Dt:0.005;
xa = exp(-1000*abs(t));
% 离散时间信号
Ts = 0.001; n = -5:1:5;
x = exp(-1000*abs(n*Ts));
% 离散时间付利叶变换
K = 500; k = 0:1:K;
w = pi*k/K;
X