Table 1 Main simulation assumptions
Macro scenario | Small cell scenario | |
|---|---|---|
Network layout | 7 three-sectored sites | 3 clusters with 10 small cells each [13] |
Bandwidth | 10 MHz at 2.0 GHz | 10 MHz at 3.5 GHz |
Transmit power | 46 dBm | 30 dBm |
User arrival rate, λ | 0-4 users/s/cell | 0 to 30 users/s/cluster |
Path loss model | ITU-R UMa [21] | ITU-R UMi [21] |
Antenna pattern | Directional, 70° beamwidth [21] | Omnidirectional |
Receiver type | MMSE-IRC | |
Traffic model | Poisson arrival, finite buffer | |
Payload size, L | 0.5 Mbytes | |
Transmission mode | 2 × 2 MIMO, single user | |
OFDMA symbols/TTI | 13 | |
β (for GPF) | 0.6 | |