Table 4 Complexity comparison in number of real multiplications per symbol (N = 1024, K = 4)
Carrier spacing | Occupied bandwidth (MHz) | Complexity CP-OFDM | Complexity of Tx filter for CP-OFDM | Total complexity CP-OFDM | Total complexity FBMC |
|---|---|---|---|---|---|
15 kHz | 7.8 | 14 344 | 471 040 | 485 384 | 69 648 |
| Â | 7.2 | Â | 106 496 | 120 840 | Â |
| Â | 6.0 | Â | 36 864 | 51 208 | Â |
| Â | 3.2 | Â | 12 288 | 26 632 | Â |