Constellation for Binary FSK
This program is used to plot a constellation diagram for Binary FSK
function[y
]= Constellation_BFSK
()
M
=2;
y
= [1,0;0,1];
annot
= dec2bin
([M
-1:-1:0],log2(M
));
disp(y
,'coordinates of message points')
disp(annot
,'Message points')
figure;
a
=gca();
a.data_bounds
= [-2,-2;2,2];
a.x_location
= "origin";
a.y_location
= "origin";
plot2d(y
(1,1),y
(1,2),-9)
plot2d(y
(2,1),y
(2,2),-5)
xlabel
(' In-Phase');
ylabel
(' Quadrature');
title('Constellation for BFSK')
legend(['message point 1 (binary 1)';'message point 2 (binary 0)'],5)
endfunction
//Result
//coordinates of message points
//
// 1. 0.
// 0. 1.
//
// Message points
//
//!1 0 !
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posted by Senthilkumar R