Research Article
Performance Evaluation of a Dual Coverage System for Internet of Things Environments
Table 2
Configuration parameters for HAP simulation.
| | Parameter | Value |
| | Altitude | 20–50 km | | Bit error rate | 10−6 | | Elevation mask | Flat | | Power | 1 watt | | Return channel HAP | 30 Mb/s | | Forward channel HAP | 60 Mb/s | | Cell size | 0.5 to 10 km | | BS max. Tx power per link | 30 dBm | | Common pilot channel Tx power | 27 dBm | | UL load limit | 0.75 | | BS noise figure | 5 dB | | UE max. TX power | 21 dBm | | SHO add window | 3 dB | | Traffic bit rate | 12.2 kbps | | Eb/N0UL | 5 dB | | Eb/N0DL | 9.5 dB | | Slow fading standard deviation | 4 dB | | DL orthogonality factor | 0.9 | | SHO gain (UL and DL) | 1 dB | | Number of HAPs | 60 |
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