Research Article
On the Use of LoRaWAN for Indoor Industrial IoT Applications
Table 2
Characteristics of LoRa spreading factors.
| SF | Required SNR | Data rate | TX time for 50 B |
| 7 | −7.5 dB | 5.47 Kbps | 99.58 ms | 8 | −10 dB | 3.13 Kbps | 178.69 ms | 9 | −12.5 dB | 1.76 Kbps | 336.90 ms | 10 | −15 dB | 0.98 Kbps | 632.83 ms | 11 | −17.5 dB | 0.44 Kbps | 1183.74 ms | 12 | −20 dB | 0.25 Kbps | 2203.6 ms |
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