π§Each network as its own standard
Behind each IoT connectivity technology lies a dedicated infrastructure, with its own components and standards.
For example, the LoRaWAN network relies on gateways deployed in a given area to collect messages from the objects to be routed. These gateways send the data back to central servers via the conventional IP network. The LoRaWAN standard precisely defines the protocol layers for bidirectional exchange between LoRa objects and gateways. All new equipment must implement this standard to be compatible.
For its part, Sigfox has deployed a dedicated terrestrial network based on proprietary antennas. Sigfox objects communicate via this antenna network with the operator's central cloud, which demodulates the signal. Here too, the ultra-narrowband radio protocol used is specific to Sigfox. Only Sigfox-certified objects can use it.
For NB-IoT/LTE-M, connectivity is based on operators' conventional cellular networks (4G/5G). But protocol adaptations have been necessary to manage IoT objects.
Each IoT technology has its own infrastructure and standards.
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