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What does a LoRaWAN gateway do?
LoRaWAN is a point-to-multipoint networking protocol that uses Semtech’s LoRa modulation scheme. It’s not just about the radio waves; it’s about how the radio waves communicate with LoRaWAN gateways to do things like encryption and identification. It also includes a cloud component, which multiple gateways connect to.
What protocol does LoRa use?
LoRaWAN is a cloud-based medium access control (MAC) layer protocol but acts mainly as a network layer protocol for managing communication between LPWAN gateways and end-node devices as a routing protocol, maintained by the LoRa Alliance.
What is LoRaWAN vs LoRa?
LoRa, is the physical layer or the (wireless) modulization which creates the long range communication link. LoRaWAN is about the communication protocol and system architecture for the network as the LoRa Alliance puts it. Or even simpler: LoRaWAN is the network (WAN = Wide Area Network).
What is the range of a LoRa Gateway?
The stated range is more than 10 km, between 15 to 20 km. We would say typically 10 km. However, there are other factors that will influence this “realistic range” – such as, the network and node-gateway positioning, surrounding environment (presence of physical obstacles), antenna performance, Tx power mode, etc.
How are LoRaWAN gateways used in a network?
LoRaWAN ® network architecture is deployed in a star-of-stars topology in which gateways relay messages between end-devices and a central network server. The gateways are connected to the network server via standard IP connections and act as a transparent bridge, simply converting RF packets to IP packets and vice versa.
How does the LNS work with LoRaWAN Class A?
When communicating with LoRaWAN Class A devices, the network server has the opportunity to respond to uplink messages after a fixed delay. For this purpose, the LNS schedules a downlink transmission on the gateway to ensure all regulatory restrictions are met before initiating the transmission.
How does LoRaWAN network server maximize battery life?
To maximize both battery life of the end-devices and overall network capacity, the LoRaWAN ® network server manages the DR setting and RF output power for each end-device individually by means of an Adaptive Data Rate (ADR) scheme. LoRaWAN ® baud rates range from 0.3 kbps to 50 kbps.
What’s the baud rate for a LoRaWAN server?
LoRaWAN ® baud rates range from 0.3 kbps to 50 kbps. AES algorithms are used to provide authentication and integrity of packets to the network server and end-to-end encryption to the application server.