Table 1 Complexity comparison
| Â | TE-BLK2 | MMSE-OND2 | TE-MMSE-OND2 | SIC-MAP |
|---|---|---|---|---|
| Â | -MIMO | -MIMO | -MIMO | -MIMO |
| Â | per sample per iter | per sample | per sample per iter. | per sample per iter. |
Total × | 48L2n T n R | 2[(2L + 1)n R ]2 + | (2L + 1)n R × | (2L + 1)n R [(4L + 1)n T + 1] + 1 |
| Â | + 48L n R + 17 | n R (2L + 1)(6L n R + 8L n T + | (8L n R + 12L n T + | Â |
|  | (approx) | 3n R + 2n T −3) | 4n R + 3n T ) + 2 |  |
Total ÷ | 4L n R + 7 | 1 | (2L + 1)n R + 2 | − |
Notextalized | Â | Â | Â | Â |
complexity | Â | Â | Â | Â |
L=1 | Â | Â | Â | Â |
n T  = n R  = 2 | 4.84 | 4.21 | 4.99 | 1 |