Research Article
Efficient Hybrid Iterative Method for Signal Detection in Massive MIMO Uplink System over AWGN Channel
Table 3
Complexity comparison of the proposed detector and other methods at 80 × 120 mMIMO, n = 2.
| Number of users | Number of multiplications in algorithms | Proposed | MMSE | ZF | GS | OCD | CG |
| 76 | 34,960 | 6169984 | 594168 | 46208 | 36632 | 12464 | 77 | 35,882 | 6298292 | 612689 | 47432 | 37114 | 12782 | 78 | 36,816 | 6428448 | 631566 | 48672 | 37596 | 13104 | 79 | 37,762 | 6560476 | 650802 | 49928 | 38078 | 13430 | 80 | 38,720 | 6694400 | 670400 | 51200 | 38560 | 13760 |
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