MATLAB仿真AWGN信道中，16QAM和64QAM在不同信噪比下的误码率比较

之前通信仿真课写的，曲线还蛮平滑。MATLAB仿真AWGN信道中，16QAM和64QAM在不同信噪比下的误码率比较。

function [redata1]=demoduQ16（Receive16RealReceive16ImagN）%demodulation 函数
    data1demod1 = zeros（1N）;
    data1demod2 = zeros（1N）;
    data1demod3 = zeros（1N）;
    data1demod4 = zeros（1N）;
    redata1=zeros（14*N）;
    for k = 1:N
        if Receive16Real（k）>2 
            data1demod1（k） = 0;
            data1demod2（k） = 0;
            if Receive16Imag（k）>2
                data1demod3（k） = 0;
                data1demod4（k） = 0;
            elseif Receive16Imag（k）>0 && Receive16Imag（k）<2
                data1demod3（k） = 0;
                data1demod4（k） = 1;
            elseif Receive16Imag（k）>-2 && Receive16Imag（k）<0
                data1demod3（k） = 1;
                data1demod4（k） = 1;
            elseif Receive16Imag（k）<-2
                data1demod3（k） = 1;
                data1demod4（k） = 0;
            end
        elseif Receive16Real（k）>0 && Receive16Real（k）<2
            data1demod1（k） = 0;
            data1demod2（k） = 1;
            if Receive16Imag（k）>2
                data1demod3（k） = 0;
                data1demod4（k） = 0;
            elseif Receive16Imag（k）>0 && Receive16Imag（k）<2
                data1demod3（k） = 0;
                data1demod4（k） = 1;
            elseif Receive16Imag（k）>-2 &&Receive16Imag（k）<0
                data1demod3（k） = 1;
                data1demod4（k） = 1;
            elseif Receive16Imag（k）<-2
                data1demod3（k） = 1;
                data1demod4（k） = 0;
            end
        elseif Receive16Real（k）<0 && Receive16Real（k）>-2
            data1demod1（k） = 1;
            data1demod2（k） = 1;
            if Receive16Imag（k）>2
                data1demod3（k） = 0;
                data1demod4（k） = 0;
            elseif Receive16Imag（k）>0 && Receive16Imag（k）<2
                data1demod3（k） = 0;
                data1demod4（k） = 1;
            elseif Receive16Imag（k）>-2 && Receive16Imag（k）<0
                data1demod3（k） = 1;
                data1demod4（k） = 1;
            elseif Receive16Imag（k）<-2
                data1demod3（k） = 1;
                data1demod4（k） = 0;
            end
        elseif Receive16Real（k）<-2
            data1demod1（k） = 1;
            data1demod2（k） = 0;
            if Receive16Imag（k）>2
                data1demod3（k） = 0;
                data1demod4（k） = 0;
            elseif Receive16Imag（k）>0 && Receive16Imag（k）<2
                data1demod3（k） = 0;
                data1demod4（k） = 1;
            elseif Receive16Imag（k）>-2 && Receive16Imag（k）<0
                data1demod3（k） = 1;
                data1demod4（k） = 1;
            elseif Receive16Imag（k）<-2
                data1demod3（k） = 1;
                data1demod4（k） = 0;
            end
        end
        redata1（4*k-3）=data1demod1（k）;
        redata1（4*k-2）=data1demod2（k）;
        redata1（4*k-1）=data1demod3（k）;
        redata1（4*k）=data1demod4（k）;
    end

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     文件        1223  2019-01-12 18:29  QAM\Qam1.m
     文件        2915  2018-12-01 00:14  QAM\demoduQ16.m
     文件       12741  2018-12-01 00:14  QAM\demoduQ64.m
     文件        2117  2018-11-30 23:47  QAM\moduQ16.m
     文件        7253  2018-11-30 23:47  QAM\moduQ64.m
     目录           0  2019-04-19 22:34  QAM\