?? qam_generator.m
字號:
% 64QAM Generator
function Qam_Dat=QAM_Generator(SubCarrier)
qam64=64;
qpsk=4;
d = 1;
M = qpsk;
Temp = rand(1,SubCarrier);
dsource=1+floor(M*Temp);
% Mapping
mappingqpsk=[ 7*d + i*7*d;
-7*d + i*7*d;
7*d - i*7*d;
-7*d - i*7*d];
%mappingqam64=[ -7*d + i*7*d;
%-5*d + i*7*d;
% -3*d + i*7*d;
%-d + i*7*d;
%d + i*7*d;
%3*d + i*7*d;
%5*d + i*7*d;
%7*d + i*7*d;
%-7*d + i*5*d;
%-5*d + i*5*d;
%-3*d + i*5*d;
%-d + i*5*d;
%d + i*5*d;
%3*d + i*5*d;
%5*d + i*5*d;
%7*d + i*5*d;
%-7*d + i*3*d;
%-5*d + i*3*d;
%-3*d + i*3*d;
%-d + i*3*d;
%d + i*3*d;
%3*d + i*3*d;
%5*d + i*3*d;
%7*d + i*3*d;
%-7*d + i*d;
%-5*d + i*d;
%-3*d + i*d;
%-d + i*d;
%d + i*d;
%3*d + i*d;
%5*d + i*d;
%7*d + i*d;
%-7*d + i*-d;
%-5*d + i*-d;
%-3*d + i*-d;
%-d + i*-d;
%d + i*-d;
%3*d + i*-d;
%5*d + i*-d;
%7*d + i*-d;
%-7*d + i*-3*d;
%-5*d + i*-3*d;
%-3*d + i*-3*d;
%-d + i*-3*d;
%d + i*-3*d;
%3*d + i*-3*d;
%5*d + i*-3*d;
%7*d + i*-3*d;
%-7*d + i*-5*d;
%-5*d + i*-5*d;
%-3*d + i*-5*d;
%-d + i*-5*d;
%d + i*-5*d;
%3*d + i*-5*d;
%5*d + i*-5*d;
%7*d + i*-5*d;
%-7*d + i*-7*d;
%-5*d + i*-7*d;
%-3*d + i*-7*d;
%-d + i*-7*d;
%d + i*-7*d;
%3*d + i*-7*d;
%5*d + i*-7*d;
%7*d + i*-7*d];
mappingqam64=[ -28*d + i*28*d;
-21*d + i*28*d;
-14*d + i*28*d;
-7*d + i*28*d;
7*d + i*28*d;
14*d + i*28*d;
21*d + i*28*d;
28*d + i*28*d;
-28*d + i* 21*d
-21*d + i*21*d;
-14*d + i*21*d;
-7*d + i*21*d;
7*d + i*21*d;
14*d + i*21*d;
21*d + i*21*d;
28*d + i*21*d;
-28*d + i* 14*d
-21*d + i*14*d;
-14*d + i*14*d;
-7*d + i*14*d;
7*d + i*14*d;
14*d + i*14*d;
21*d + i*14*d;
28*d + i*14*d;
-28*d + i* 7*d
-21*d + i*7*d;
-14*d + i*7*d;
-7*d + i*7*d;
7*d + i*7*d;
14*d + i*7*d;
21*d + i*7*d;
28*d + i*7*d;
-28*d - i* 7*d
-21*d - i*7*d;
-14*d - i*7*d;
-7*d - i*7*d;
7*d - i*7*d;
14*d - i*7*d;
21*d - i*7*d;
28*d - i*7*d;
-28*d - i* 14*d
-21*d - i*14*d;
-14*d - i*14*d;
-7*d - i*14*d;
7*d - i*14*d;
14*d - i*14*d;
21*d - i*14*d;
28*d - i*14*d;
-28*d - i* 21*d
-21*d - i*21*d;
-14*d - i*21*d;
-7*d - i*21*d;
7*d - i*21*d;
14*d - i*21*d;
21*d - i*21*d;
28*d - i*21*d;
-28*d - i* 28*d
-21*d - i*28*d;
-14*d - i*28*d;
-7*d - i*28*d;
7*d - i*28*d;
14*d - i*28*d;
21*d - i*28*d;
28*d - i*28*d;];
qam=mappingqpsk(dsource,:);
Qam_Dat=qam;
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