crdemapping.m

OFDM系统在QPSK与16QAM调制下

%crdemapping
%数据逆映射载波程序
function [iout,qout] = crdemapping(idata,qdata,fftlen,nd);
%************************variables*****************************
%idata:
%qdata:
%iout:
%qout:
%fftlen:
%nd:
%***************************************************************
%nd = 6;fftlen = 64;idata = ones(64,nd);qdata = ones(64,nd);%测试数据
iout(1:26,:) = idata(2:27,:);
qout(1:26,:) = qdata(2:27,:);

iout(27:52,:) = idata(39:64,:);
qout(27:52,:) = qdata(39:64,:);
%end of file******************************************************