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Raspberry Pi 的代码
esprit.m
NFFT=1024;
N=32;
M=10;
p=6;
n=0:1:31;
f1=0.05;
f2=0.40;
f3=0.42;
u=0.101043;
U1=wgn(1,N,10*log10(u/2));
U2=wgn(1,N,10*log10(u/2));
U=U1+U2*j;
a=[1 -0.850848];
b=[1];
z=filter(b,a,U);
x=
music.m
clear;
p=26;
pi=3.1415;
f1=0.05;
f2=0.3;
f3=0.42;
a1=-0.850848;
a=0;
b=sqrt(0.101043/2);
% 噪声
u1=randn(1,32);
u1=u1/std(u1);
u1=u1-mean(u1);
u1=a+b*u1;
u2=randn(1,32);
u2=u2/st
gngauss.m
function[gsrv1,gsrv2]=gngauss(m,sgma)
if nargin==0,
m=0;sgma=1;
elseif nargin==1,
sgma=m;m=0;
end;
u=rand;
z=sgma*(sqrt(2*log(1/(1-u))));
u=rand;
gsrv1=m+z*cos(2*pi*u);
gsrv2=m
gngauss.m
function[gsrv1,gsrv2]=gngauss(m,sgma)
if nargin==0,
m=0;sgma=1;
elseif nargin==1,
sgma=m;m=0;
end;
u=rand;
z=sgma*(sqrt(2*log(1/(1-u))));
u=rand;
gsrv1=m+z*cos(2*pi*u);
gsrv2=m+z*sin
gngauss.m
function[gsrv1,gsrv2]=gngauss(m,sgma)
if nargin==0,
m=0;sgma=1;
elseif nargin==1,
sgma=m;m=0;
end;
u=rand;
z=sgma*(sqrt(2*log(1/(1-u))));
u=rand;
gsrv1=m+z*cos(2*pi*u);
gsrv2=m
cm_f34.m
% script that generates the figure 3.4 of Carrier modulation chapter
snrindB=0:0.25:18;
for i=1:length(snrindB),
snr=10^(0.1*snrindB(i));
P2(i)=Qfunct(sqrt(2*snr));
P4(i)=2*Qfunct(sqrt(4*sn
il3_8fun.m
% il3_8fun.m
function f=il3_8fun(x,p)
f=1/sqrt(2*pi)*exp((-(x-p).^2)/2).*log2(2./(1+exp(-2*x.*p)));
il3_8fun.m
% il3_8fun.m
function f=il3_8fun(x,p)
f=1/sqrt(2*pi)*exp((-(x-p).^2)/2).*log2(2./(1+exp(-2*x.*p)));
cm_f34.m
% script that generates the figure 3.4 of Carrier modulation chapter
snrindB=0:0.25:18;
for i=1:length(snrindB),
snr=10^(0.1*snrindB(i));
P2(i)=Qfunct(sqrt(2*snr));
P4(i)=2*Qfunct(sqrt(4*sn
13kfft0.c
#include "stdio.h"
#include "13kfft.c"
#include "math.h"
main()
{ int i,j;
double pr[64],pi[64],fr[64],fi[64];
for (i=0; i