Research Article
Factors Affecting the Performance of Sub-1 GHz IoT Wireless Networks
Table 2
Mean RSSI in qualitative conditions.
| | Condition | Type | Distance (m) | Mean RSSI (dBm) | Std. Dev. | PLR (%) |
| | Rainy | D2D | 100 | -65.14 | 3.13 | 1.0 | | Sunny (15°C) | D2D | 100 | -44.95 | 2.69 | 0.0 | | Clear sky (-3°C) | D2D | 100 | -49.63 | 4.97 | 0.0 | | Foggy | D2D | 100 | -48.03 | 2.91 | 0.0 | | Foggy | D2D | 500 | -64.23 | 5.39 | 0.5 | | Moving receiver (sunny) | D2D | 100 | -50.44 | 3.93 | 0.0 | | Modules on top | G2D | 100 | -49.08 | 3.51 | 0.0 | | Modules below | G2D | 100 | -47.82 | 3.42 | 0.0 | | Air antenna pointing up | G2D | 100 | -51.92 | 3.21 | 0.5 | | Air antenna pointing down | G2D | 100 | -47.43 | 2.93 | 0.0 |
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