function a = resourcemapping(dsymb,aRefSig,NDLRB,Ns) % 將經(jīng)過(guò)調(diào)制的數(shù)據(jù)符號(hào)和MBSFN參考信號(hào)都映射至資源塊上
s = zeros(1,length(dsymb) + 12*NDLRB*6);
s(1,1:length(dsymb)) = dsymb;
if mod(Ns,2) == 0; % 如果是偶時(shí)隙，MBSFN參考信號(hào)占用的是第三個(gè)OFDM符號(hào)奇數(shù)載波，將數(shù)據(jù)符號(hào)依次映射至除MBSFN參考信號(hào)的資源元素上，映射時(shí)先從載波開(kāi)始，然后再?gòu)腛FDM符號(hào)開(kāi)始；
    aRefSig(1,:) = s(1,1:12*NDLRB);
    aRefSig(2,:) = s(1,12*NDLRB+1 : 2*12*NDLRB);
    aRefSig(3,2:2:12*NDLRB) = s(1,2*12*NDLRB+1 : 2*12*NDLRB+6*NDLRB);
    aRefSig(4,:) = s(1,2*12*NDLRB+6*NDLRB+1 : 3*12*NDLRB+6*NDLRB);
    aRefSig(5,:) = s(1,3*12*NDLRB+6*NDLRB+1 : 4*12*NDLRB+6*NDLRB);
    aRefSig(6,:) = s(1,4*12*NDLRB+6*NDLRB+1 : 5*12*NDLRB+6*NDLRB);
    a = aRefSig;
end
if mod(Ns,2) == 1 ; %  % 如果是奇時(shí)隙，MBSFN參考信號(hào)占用的是第一個(gè)和第五個(gè)OFDM符號(hào)奇數(shù)載波，將數(shù)據(jù)符號(hào)依次映射至除MBSFN參考信號(hào)的資源元素上，映射時(shí)先從載波開(kāi)始，然后再?gòu)腛FDM符號(hào)開(kāi)始；
    aRefSig(1,1:2:12*NDLRB) = s(1,1:6*NDLRB);
    aRefSig(2,:) = s(1,6*NDLRB+1 : 6*NDLRB+12*NDLRB);
    aRefSig(3,:) = s(1,6*NDLRB+12*NDLRB+1 : 6*NDLRB+2*12*NDLRB);
    aRefSig(4,:) = s(1,6*NDLRB+2*12*NDLRB+1 : 6*NDLRB+3*12*NDLRB);
    aRefSig(5,2:2:12*NDLRB) = s(1,6*NDLRB+3*12*NDLRB+1 : 4*12*NDLRB);
    aRefSig(6,:) = s(1,4*12*NDLRB+1 : 5*12*NDLRB);
    a = aRefSig;
end
a = a.'; % 剛才生成的矩陣是橫向表載波，縱向表OFDM符號(hào)，現(xiàn)在將其轉(zhuǎn)置。橫向表OFDM符號(hào)，縱向表載波