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Low Power Wide Area Networks for Sustainable IoT

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Figure

Fig. 1. Performance comparison of different wireless networks.
Fig. 2. Coverage probability Pworking over the same frequency. In the figure, LoRa device transmit power is 14 dBm, threshold is 20 dB, channel bandwidthis 125 kHz with frequency 868 MHz, and the LoRa devices distribution range is up to 20 km [8]cov versus density of LoRa devices λG with different densities of non-LoRa devices λco, which are.
Fig. 3. Deployment of LoRa devices in the Queen Elizabeth Olympic Park, London [11].
Fig. 4. Active LoRa nodes are randomly distributed in a circle with the radius of 10 km, center frequency is 868 MHz, the
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