p2s.m

ofdm_EM_channel OFDM信道估计源代码

function P_dSource = P2S( dSource,subcaNUM) %把信号分散到子载波上

     temp = length(dSource);
     temp1 = mod(temp,subcaNUM);
     if temp1 == 0          
        P_dSource = reshape(dSource,subcaNUM,temp/subcaNUM);
    else
        temp2 = subcaNUM - temp1;
        padd  = dSource(1)*ones(temp2,1);
        dSource_padd = [dSource;padd];
        P_dSource = reshape(dSource_padd,subcaNUM,length(dSource_padd)/subcaNUM);
    end