Research Article
Optimal Low-Power Design of a Multicell Multiuser Massive MIMO System at 3.7 GHz for 5G Wireless Networks
Table 4
Reference power consumption of digital components.
| Subcomponent | Downlink [GOPS] | Uplink [GOPS] | Training [GOPS] |
| Filtering | 6.7 | 6.7 | 6.7 | Up/Downsampling | 2 | 2 | 2 | FFT/IFFT | 0.5 | 0.5 | 0.5 | MIMO precoding | 0.04 | 0.04 | 0 | Synchronization | 0 | 2 | 0 | Channel estimation | 0 | 0 | 0.01 | OFDM Mod/Demod | 1.3 | 2.7 | 2.7 | Mapping/Demapping | 1.3 | 2.7 | 2.7 | Channel coding | 1.3 | 8 | 0 | Control | 2.47 | 1 | 1 | Network | 8 | 5.3 | 0 |
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