Overview of lorawan protocol

LoRaWAN What is it? ?LoRaWAN yes LoRa A low-power Wan standard launched by the alliance , This technology can provide local area for battery powered devices 、 National and even global networks .LoRaWAN It aims at some core requirements in the Internet of things , For example, mobile communication 、 Long distance transmission 、 Secure two-way transmission 、 The static location recognition service , This technology can realize intelligent docking between devices without too complicated local configuration , Give customers, enterprises and developers in the field of Internet of things more operating space

LoRaWAN The architecture of is a classic star shaped flapping structure , In this network architecture ,LoRa The gateway is a transparent relay , Connect servers and terminal devices , Gateway and server can be connected through IP To connect , The terminal equipment uses single hop to communicate with multiple or one gateway , All nodes and gateways can communicate in both directions , At the same time, it also supports operations such as cloud upgrade to reduce cloud communication time