Table 1 Simulation parameters
From: Traffic steering by self-tuning controllers in enterprise LTE femtocells
Time resolution | 100 ms | |
Propagation model | indoor-indoor | Winner II A1 |
indoor-outdoor | Winner II A2 | |
outdoor-outdoor | Winner II C2 | |
outdoor-indoor | Winner II C4 | |
BS model | EIRP | 13 (femto)/43 (macro) dBm |
Directivity | omni (femto)/tri-sector (macro) | |
Access | open access (macro/femto) | |
MS model | Noise figure | 9 dB |
Noise density | −174 dBm/Hz | |
Traffic model | Calls | Poisson (avg. 0.43 calls/user*h) |
Duration | exponential (avg. 100 s) | |
Mobility model | Outdoor | 3 km/h, random direction & |
wrap-around | ||
Indoor | random waypoint | |
Service model | Voice over IP | 16 kbps |
RRM model | 6 PRBs (1.4 MHz) | |
Cell Reselection | C1-C2 | |
Access control | Directed retry | |
(DRthreshold=−44 dBm) | ||
Handover: | PBGT, Qual | |
Scheduler: RR-BC | Time: Round-Robin (RR) | |
Freq.: best channel (BC) | ||
Simulated network time | 1 h (per loop) |