spread - symbol by chip spreader
Symbol by chip modulator. The ouput y up-samples the u input by factor equal to the chip length.
y=spread(u,c)
- u :
vector/matrix of symbol to be spreaded (of size n,m)
- c :
vector/matrix of chips (of size nc,m)
- y :
vector/matrix of outputs (of size n*nc,m)
A. Layec