代码搜索:水声信号
找到约 10,000 项符合「水声信号」的源代码
代码结果 10,000
www.eeworm.com/read/204642/15335840
m exa030504.m
%---------------------------------------------------------------------------------------
% exa030504.m, for example 3.5.4 and fig 3.5.4
% 两个高斯信号的WVD;
%
% 注:在该程序中,用到了子程序 tfrwv.m,
% 还要用到显
www.eeworm.com/read/200352/15435060
m exa010301.m
%---------------------------------------------------------------------------------------
% exa010301.m, for example 1.3.1
% 说明 高斯信号的时间中心、频率最小、时宽和带宽;
% 注:在该程序中,用到了子程序 loctime,locfreq.m,
%
www.eeworm.com/read/200352/15435076
asv exa010301.asv
%---------------------------------------------------------------------------------------
% exa010301.m, for example 1.3.1
% 说明 高斯信号的时间中心、频率最小、时宽和带宽;
% 注:在该程序中,用到了子程序 loctime,locfreq.m,
%
www.eeworm.com/read/200352/15435128
m exa030504.m
%---------------------------------------------------------------------------------------
% exa030504.m, for example 3.5.4 and fig 3.5.4
% 两个高斯信号的WVD;
%
% 注:在该程序中,用到了子程序 tfrwv.m,
% 还要用到显
www.eeworm.com/read/187844/8596414
m bshape.m
function y=bshape(x,fs,fb,N,alfa,delay);
%
% Usage: y=bshape(x,fs,fb,N,alfa,delay); BBI
% 2000;x为数字基带信号,fs为采样频率,fb为比特率,N为升余弦滚降滤波阶数,alfa成为滚降系数
www.eeworm.com/read/431342/8687234
m leidaxitongfangzhen.m
close all;
clear a11;
clc;
%%%%%%%产生雷达发射信号%%%%%%%%%%%%%%%%%%
code=[1,1,1,1,1,-1,-1,1,1,-1,1,-1,1]; %13位巴克码
tao=10e-6;%脉冲宽度10us
fc=28e6;%调频信号起始频率
f0=30e6;
fs=100e6; %采样频率l00MHz
ts=1/fs;
www.eeworm.com/read/429232/8814314
m doafromthesisofmaster.m
%%%构造信号源 对QASK数字调制信号做三个波%%%
Pd=2000;
Fd=1;
Fs=4*Fd;
R=0.5;
Delay=5;
No=1;
M=4;
x1=randint(Pd,1,M);
x2=randint(Pd,1,M);
x3=randint(Pd,1,M);
y1=modmap(x1,Fd,Fs,'qask',M);
y2=modmap(x2,Fd,Fs,'qask',M);
y
www.eeworm.com/read/384839/8839502
m couple_estimate.m
% the data of signal
clear;
clc;
format long;
c=3*10.^8;%光速
L=10;%阵元数
sam=500;%取样点
N=500;
dx=1/2; %阵元间距
dy=1/2;
w1=0.8;%第一个信号的角频率
w2=0.9;%第二个信号的角频率
w3=1;
w4=1.1;
phase1=0;%初始相位
phase2
www.eeworm.com/read/384837/8839541
m mutal_music.m
% the data of signal
clear;
format long;
c=3*10.^8;%光速
L=10;%阵元数
sam=500;%取样点
N=500;
dx=1/2; %阵元间距
dy=1/2;
w1=0.93;%第一个信号的角频率
w2=0.98;%第二个信号的角频率
w3=1.03;
w4=1.08;
phase1=0;%初始相位
phase2
www.eeworm.com/read/384836/8839554
m tsignal_music.m
% the data of signal
clear;
format long;
c=3*10.^8;%光速
L=9;%阵元数
sam=1024;%取样点
N=1024;
w1=1;%第一个信号的角频率
w2=1.1;%第二个信号的角频率
phase1=0;%初始相位
phase2=0;
snr1=0;
snr2=0;
Amp1=sqrt(10^(snr1