upsample.m

来自「详细的OFDM设计过程」· M 代码 · 共 13 行

function  upsamp = upsample(d)

Q = 8;

m = length(d);
upsamp = zeros(1,m * Q);

for i = 1:m
    
upsamp(Q * (i-1) + 1: Q*i) = d(i);

end