代码搜索：光信号检测
找到约 10,000 项符合「光信号检测」的源代码
代码结果 10,000
www.eeworm.com/read/389641/8509676
m ds.m
%====Spread Spectrum system====
clear;
pic=1;
%===定义参数=======
len=128; %二进制信号长度
ds=63; %直序扩频倍数
len_ss=len*ds; %扩频信号长度
wv=64; %交织深度
bpsk_r=8; %BSPK上采样率
sig
www.eeworm.com/read/432412/8606070
m conv_m.m
function [y,ny] = conv_m(x,nx,h,nh)
% 信号处理的改进卷积程序
% --------------------------------------------------
% [y,ny] = conv_m(x,nx,h,nh)
% y = 卷积结果
% ny = y 的基底(support)
% x =基底 nx 上的第一个信号
% nx =
www.eeworm.com/read/432412/8606411
m conv_m.m
function [y,ny] = conv_m(x,nx,h,nh)
% 信号处理的改进卷积程序
% --------------------------------------------------
% [y,ny] = conv_m(x,nx,h,nh)
% y = 卷积结果
% ny = y 的基底(support)
% x =基底 nx 上的第一个信号
% nx =
www.eeworm.com/read/386254/8759820
m main.m
[y,fs,bits]=wavread('音乐.wav');
sound(y,fs);
figure(1)
plot(y)
title('声音信号的时域波形')
xlabel('时间');
ylabel('幅度');
figure(2)
freqz(y) %绘制信号采样后的频率响应图
title('声音经采样后的频率响
www.eeworm.com/read/185856/8981393
m mywigner2.m
clc;clear;
%Wigner分布
%2006年11月
%设置信号
j = sqrt(-1);
f = 200;
% signal = mysignal(f);
signal = rand(1,f+1);
% signal = mysignal_deta(f);
%双信号形式
% s1 = mysignal(f);
% s2 = mysignal(f);
% s
www.eeworm.com/read/168453/9912495
m conv_m.m
function [y,ny] = conv_m(x,nx,h,nh)
% 信号处理的改进卷积程序
% --------------------------------------------------
% [y,ny] = conv_m(x,nx,h,nh)
% y = 卷积结果
% ny = y 的基底(support)
% x =基底 nx 上的第一个信号
% nx =
www.eeworm.com/read/164601/10100380
txt waveletthresholddenoise.txt
clear
x=wavread('s5.wav'); %语音信号数据格式转换
s=x(1:16384);
subplot(311);
plot(s);
n=randn(size(s)); %生成白噪声
sn=200*s+n; %信号染噪
subplot(312);
plot(sn)
[c,l]=waved
www.eeworm.com/read/161894/10358372
vhd fretest.vhd
--计数模块
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_signed.all;
entity fretest is
port(
enable:in std_logic;--开关信号，'1'有效
cp3:in std_logic;--闸门信号
input:in std_logic;--被测
www.eeworm.com/read/421831/10695341
m test4.m
% 生成AD采样量化后的中频数字信号，纯信号，用二进制存储
%clear,clc
Svnum = 1;
Doppler = 2.25e+3;
% Doppler = input('Please input doppler freq(KHz)');
% if(length(Doppler) ==0) Doppler =0; end;
% Svnum = input('Please
www.eeworm.com/read/421831/10695442
asv test4.asv
% 生成AD采样量化后的中频数字信号，纯信号，用二进制存储
%clear,clc
Svnum = 1;
Doppler = 2.25e+3;
% Doppler = input('Please input doppler freq(KHz)');
% if(length(Doppler) ==0) Doppler =0; end;
% Svnum = input('Please