qpsk_sim.m

qpsk仿真

%xSampleTime=1/100000;
%xSimulationTime=10;
xInitialSeed=[61 71];
xPhaseOffset=pi/4;
x=0:10;
y=x;

hold off;
for index=1:4
    xSamplesPerSymbol=index;
    switch index
        case 1
            xReceiveDelay=0;
            color='r';
        case 2
            xReceiveDelay=1;
            color='g';
        case 3
            xReceiveDelay=1;
            color='b';
        case 4
            xReceiveDelay=1;
            color='m';
    end
    for i=1:length(x)
        xSNR=x(i);
        sim('qpsk');
        y(i)=xErrorRate(1);
    end
    semilogy(x,y,color);
hold on;
end