qpskmod.m

来自「OFDM系统仿真」· M 代码 · 共 17 行

function [iout,qout]=qpskmod(paradata,para,nd,m1)
m2=m1./2;
paradata2=paradata.*2-1;
count2=0;
for jj=1:nd
    isi=zeros(para,1);
    isq=zeros(para,1);
    for ii=1:m2
        isi=isi+2.^(m2-ii)...
            .*paradata2((1:para),ii+count2);
        isq=isq+2.^(m2-ii)...
            .*paradata2((1:para),m2+ii+count2);
    end
    iout((1:para),jj)=isi;
    qout((1:para),jj)=isq;
    count2=count2+m1;
end