From: Sparse code multiple access on the generalized frequency division multiplexing
Waveform | Equalizer | MUD | Complexity |
---|---|---|---|
OFDM | SPA | \(\mathcal {O}(\tau K J^{g})\) | |
GFDM | ZF | SPA | \(\mathcal {O}\left (N^{3} + \tau N J^{g}\right)\) |
 | MMSE | SPA | \(\mathcal {O}\left (N^{3} + \tau N J^{g}\right)\) |
 | BEP | SPA | \(\mathcal {O}\left (\phi (N^{3} + NJ) + \tau N J^{g}\right)\) |
 | BEP | SMUD | \(\mathcal {O}\left (\phi (N^{3} + NJ) + UJ\right)\) |