Research Article
Performance Study of Uplink and Downlink Splitting in Ultradense Highly Loaded Networks
| | Synthetic scenario | Realistic scenario |
| Operation frequency | 1.8 GHz | 1.8 GHz |
| Bandwidth | 20 MHz (100 PRBs) | 20 MHz (100 PRBs) |
| Deployment | 54 macros, 221 picos | 51 macros, 221 picos |
| User distribution | 7000 (uniformly distributed) | 7000 (outdoors) |
| Scheduler | Round Robin | Round Robin |
| Simulation time | 1000 ms | 1000 ms |
| Path loss calculation | 3GPP LTE Urban model | 3D ray tracing |
| Maximum TX power | Macro = 46 dBm | Macro = 46 dBm | Pico = 30 dBm | Pico = 30 dBm | UE = 20 dBm | UE = 20 dBm |
| Antenna system | Macro: 2 × 2 | Macro: 2 × 2 | Pico: 2 × 2 | Pico: 2 × 2 |
| Antenna gain | Macro: 18 dBi | Macro: 18 dBi | Pico: 2 dBi | Pico: 2 dBi |
| UEs mobility | Pedestrian (3 km/h) | Pedestrian (3 km/h) |
| Supported UL modulation schemes | QPSK | QPSK | 16 QAM | 16 QAM | 64 QAM | 64 QAM |
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