?? 64qam調制.m
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function Symbol=QAM64Mod(bit)
% 64QAM調制
% bin=sequence of 0/1bit
% 64QAM: s5 s4 s3 s2 s1 s0 m1 mQ
% 0 0 0 0 0 0 3A 3A
% 0 0 0 0 0 1 3A A
% 0 0 0 0 1 1 A A
% 0 0 0 0 1 0 A 3A
% 0 0 0 1 0 0 3A 5A
% 0 0 0 1 0 1 3A 7A
% 0 0 0 1 1 1 A 7A
% 0 0 0 1 1 0 A 5A
% 0 0 1 1 0 0 5A 5A
% 0 0 1 1 0 1 5A 7A
% 0 0 1 1 1 1 7A 7A
% 0 0 1 1 1 0 7A 5A
% 0 0 1 0 0 0 5A 3A
% 0 0 1 0 0 1 5A A
% 0 0 1 0 1 1 7A A
% 0 0 1 0 1 0 7A 3A
% 0 1 0 0 0 0 3A -3A
% 0 1 0 0 0 1 3A -A
% 0 1 0 0 1 1 A -A
% 0 1 0 0 1 0 A -3A
% 0 1 0 1 0 0 3A - 5A
% 0 1 0 1 0 1 3A -7A
% 0 1 0 1 1 1 A -7A
% 0 1 0 1 1 0 A -5A
% 0 1 1 1 0 0 5A -5A
% 0 1 1 1 0 1 5A - 7A
% 0 1 1 1 1 1 7A - 7A
% 0 1 1 1 1 0 7A - 5A
% 0 1 1 0 0 0 5A - 3A
% 0 1 1 0 0 1 5A - A
% 0 1 1 0 1 1 7A - A
% 0 1 1 0 1 0 7A -3A
% 1 1 0 0 0 0 -3A -3A
% 1 1 0 0 0 1 -3A -A
% 1 1 0 0 1 1 -A -A
% 1 1 0 0 1 0 -A -3A
% 1 1 0 1 0 0 -3A - 5A
% 1 1 0 1 0 1 -3A -7A
% 1 1 0 1 1 1 -A -7A
% 1 1 0 1 1 0 -A -5A
% 1 1 1 1 0 0 -5A -5A
% 1 1 1 1 0 1 -5A - 7A
% 1 1 1 1 1 1 -7A - 7A
% 1 1 1 1 1 0 -7A - 5A
% 1 1 1 0 0 0 -5A - 3A
% 1 1 1 0 0 1 -5A - A
% 1 1 1 0 1 1 -7A - A
% 1 1 1 0 1 0 -7A -3A
% 1 0 0 0 0 0 -3A -3A
% 1 0 0 0 0 1 -3A -A
% 1 0 0 0 1 1 -A -A
% 1 0 0 0 1 0 -A -3A
% 1 0 0 1 0 0 -3A - 5A
% 1 0 0 1 0 1 -3A -7A
% 1 0 0 1 1 1 -A -7A
% 1 0 0 1 1 0 -A -5A
% 1 0 1 1 0 0 -5A -5A
% 1 0 1 1 0 1 -5A - 7A
% 1 0 1 1 1 1 -7A - 7A
% 1 0 1 1 1 0 -7A - 5A
% 1 0 1 0 0 0 -5A - 3A
% 1 0 1 0 0 1 -5A - A
% 1 0 1 0 1 1 -7A - A
% 1 0 1 0 1 0 -7A -3A
% note:A=1/sqrt(42)
%
bitlength=length(bit);
A=1/sqrt(42);
% bit(ii*6)=s5,bit(ii*6-1)=s4,bit(ii*6-2)=s3,bit(ii*6-3)=s2,bit(ii*6-4)=s1,
% bit(ii*6-5)=s0
for ii=1:bitlength/6
if isequal(bit(ii*6-5:ii*6-2),[0000])
Symbol(ii)=3*A+3*A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[0001])
Symbol(ii)=5*A+3*A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[0010])
Symbol(ii)=3*A+5*A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[0011])
Symbol(ii)=5*A+5*A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[0100])
Symbol(ii)=A+3*A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[0101])
Symbol(ii)=7*A+3*A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[0110])
Symbol(ii)=A+5*A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[0111])
Symbol(ii)=7*A+5*A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[1000])
Symbol(ii)=3*A+A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[1001])
Symbol(ii)=5*A+A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[1010])
Symbol(ii)=3*A+7*A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[1011])
Symbol(ii)=5*A+7*A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[1100])
Symbol(ii)=A+A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[1101])
Symbol(ii)=7*A+A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[1110])
Symbol(ii)=-A+7*A*j;
elseif isequal(bit(ii*6-5:ii*6-2),[1111])
Symbol(ii)=7*A+7*A*j;
end
if isequal(bit(ii*6-1:ii*6),[01])
Symbol(ii)=-conj(Symbol(ii));
elseif isequal(bit(ii*6-1:ii*6),[10])
Symbol(ii)=conj(Symbol(ii));
elseif isequal(bit(ii*6-1:ii*6),[11])
Symbol(ii)=-Symbol(ii);
end
% Symbol
end
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