代码搜索：小信号
找到约 10,000 项符合「小信号」的源代码
代码结果 10,000
www.eeworm.com/read/483253/6602380
m zaochupp.m
%去噪信号和输出信号频谱比较
close all;
clc;
count=length(A);
noise=0.1*randn(1,count);
signal=A;
for i=1:count
voice(i)=signal(i)+noise(i);
end
Fv=fft(voice);
anglev=angle(Fv);
Fn=fft(noise);
powe
www.eeworm.com/read/483253/6602392
m zaochubx.m
%去噪信号和输出信号波形比较
close all;
clc;
count=length(A);
noise=0.1*randn(1,count);
signal=A;
for i=1:count
voice(i)=signal(i)+noise(i);
end
Fv=fft(voice);
anglev=angle(Fv);
Fn=fft(noise);
powe
www.eeworm.com/read/483253/6602395
m chunzaobx.m
%纯净信号和带噪信号波形比较
close all;
clc;
count=length(A);
noise=0.1*randn(1,count);
signal=A;
for i=1:count
voice(i)=signal(i)+noise(i);
end
Fv=fft(voice);
anglev=angle(Fv);
Fn=fft(noise);
powe
www.eeworm.com/read/402878/11526747
m nengliang.m
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%生成调制信号
fs=100;
%采样频率
fc=40;
%载频
fo=fs/20;
%码率
L=300;
%信号样本
t = (0:L-1)*1/fs;
xn=cos(8*pi*fc*t);
y = xn + randn(size(t));
figure(1)
plot(
www.eeworm.com/read/255022/12105781
vhd singt.vhd
LIBRARY IEEE; --正弦信号发生器源文件
USE IEEE.STD_LOGIC_1164.ALL;
USE IEEE.STD_LOGIC_UNSIGNED.ALL;
ENTITY SINGT IS
PORT ( CLK : IN STD_LOGIC; --信号源时钟
DOUT : OUT STD_LOGIC
www.eeworm.com/read/250284/12417113
vhd singt.vhd
LIBRARY IEEE; --正弦信号发生器源文件
USE IEEE.STD_LOGIC_1164.ALL;
USE IEEE.STD_LOGIC_UNSIGNED.ALL;
ENTITY SINGT IS
PORT ( CLK : IN STD_LOGIC; --信号源时钟
DOUT : OUT STD_LOGIC
www.eeworm.com/read/231224/14243759
c 2020.c
/*
ad通道1、2 传感器信号
ad通道3 环境温度信号
P2.0-2.4 键盘
P3.7 485芯片控制
*/
#include
// data union { int word;
// struct{unsigned char hi
www.eeworm.com/read/217300/14969947
c p8-8.c
#include
/* 该标志在 SIGALRM 信号句柄中被设置. */
volatile sig_atomic_t flag = 0;
int main (void)
{
sigset_t block_alarm;
/* 初始信号屏蔽 */
sigemptyset (&block_alarm);
sigaddset (&block_alar
www.eeworm.com/read/114714/15040549
txt linux下的进程通信.txt
言:Linux下的进程通信(IPC)
Linux下的进程通信(IPC)
1.POSIX无名信号量
2.System V信号量
3.System V消息队列
4.System V共享内存
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