针对物联网中传感器种类多、协议复杂、分布广的特点,设计了一种基于5G和LoRa的物联网数据传输系统。首先,以STM32、LoRa模块以及W5500芯片为核心设计了数据采集器(可以为用户提供一种简单的能实现远距离、易组网的数据接入设备),以LoRa模块、树莓派CM4和5G模块为核心设计了边缘网关(可以汇聚数据采集器的数据并上传);其次,设计物联网接入云平台,用于收集、配置和可视化终端节点信息。经过系统测试,该系统功能和性能稳定可靠,在数据采集和远程监控的物联网应用场景中具有一定的应用价值。

Aiming at the characteristics of various types of sensors,complex protocols,and wide distribution in the Internet of Things,a data transmission system for the Internet of Things based on 5G and LoRa is designed.Firstly,a data collector is designed with STM32,LoRa module and W5500 chip as the core,which can provide users with a simple data access device that can realize long-distance and easy networking.The edge gateway is designed with LoRa module,Raspberry Pi CM4 and 5G module as the core,which can aggregate and upload data from the data collector.Secondly,the Internet of Things is designed to connect to the cloud platform for collecting,configuring and visualizing terminal node information.After system testing,the system function and performance are stable and reliable,and it has broad application value in data collection and remote monitoring IoT application scenarios.