With the rapid development and promotion of direct satellite services for mobile phones, the demand for voice communication among satellite terminal users is continuously increasing. Currently, in areas without ground base station signal coverage, voice services rely on high orbit satellites, which have very limited bandwidth. There is an urgent need to enhance core network … Read more
MQTT (Message Queuing Telemetry Transport) is a lightweight publish/subscribe protocol that is indeed very suitable for IoT devices operating under low bandwidth communication conditions. The following sections provide a detailed introduction from multiple perspectives: Basic Principles of the Protocol MQTT is based on a client-server (i.e., broker) publish/subscribe model. In this model, client devices can … Read more
In previous articles, such as the “Aizhi Wish Tree from 0 to Perfection Series” and the communication methods between Raspberry Pi and EdgerOS, we often mentioned a “lightweight” communication protocol, which is MQTT. This article will guide everyone to understand the general content of MQTT and the MQTT module of JSRE.1Introduction to MQTT01Advantages of MQTTMQTT … Read more