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2020-05-25 14:54:48 +10:00
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@@ -20,7 +20,7 @@ Instructions for each version are provided in their corresponding directory.
## Data collection and information extraction
Once the data is collected, various sensor and network information are extracted from our python script, and outputed as a csv file:
- Unqiue device ID of each sensor
- Unique device ID of each sensor
- Network server providers used
- Device manufacturers (for OTAA devices)
- Join-servers that authorized OTAA devices to join the network
@@ -34,7 +34,7 @@ Description of the fields in the csv file are shown below.
| :--- | :--- |
| UTC timestamp | UTC time of receiving LoRaWAN packet. |
| date | Date within UTC timestamp. |
| time | Time within UTC timesatmp. |
| time | Time within UTC timestamp. |
| us count | The value of the gateway internal time counter at the instant the LoRaWAN packet was received, in microseconds. The value rolls over every 72 minutes. |
| frequency | Center frequency of the received signal in MHz. |
| RF chain | Radio frequency chain receiving the LoRaWAN packet. |
@@ -43,7 +43,7 @@ Description of the fields in the csv file are shown below.
| bandwidth | Bandwidth of the LoRaWAN packet in kHz. |
| datarate | Spreading factor of the LoRaWAN packet. |
| coderate | The ratio of carried bits and total number of bits received. |
| RSSI | Received siganl strength of the packet in dBm. |
| RSSI | Received signal strength of the packet in dBm. |
| SNR | Signal to noise ratio of the LoRaWAN packet. |
| size | The number of octets in the packet. |
| DevEUI or DevAddr | EUI or address of the device that the packet was sent by. |