decode.m

ＭＩＭＯ－ＯＦＤＭ系统仿真

function X_Decode=decode(X_Deinterleave,RATE,CODE,DecodeDepth,CODE_UNQUANT)

global STRU;
global AddZero;

if CODE==1
    [antenna_Rx code_length]=size(X_Deinterleave);
    if CODE_UNQUANT==0
        X_Deinterleave=X_Deinterleave(:,[1:code_length-AddZero]);
       for i=1:antenna_Rx
           X_Decode(i,:) = vitdec(X_Deinterleave(i,:),STRU,DecodeDepth, 'trunc', 'hard' );
       end
       
    else
       X_Deinterleave=X_Deinterleave(:,[1:code_length-AddZero]);
       for i=1:antenna_Rx
           X_Decode(i,:) = vitdec((-1)*X_Deinterleave(i,:),STRU,DecodeDepth, 'trunc', 'unquant' );
       end
    end
else
    X_Decode=X_Deinterleave;
end