As the national government’s investment in the construction of smart cities gradually increases, smart street lights are basically built as an intensive urban infrastructure in all constructions, playing the role of the most important transportation hub. They can drive All effects are growing, and in

First introduction to MQTT The Internet of Things, as the name suggests, is the Internet where things are connected. It can link objects through the Internet, and these objects can collaborate with each other. MQTT is a TCP/IP-based protocol for data communication between these objects.

In the latest update to the Consumer Guide, International Data Corporation (IDC) predicts that global smart city spending will reach $95.8 billion in 2019, a 17.7% increase from 2018. Initiatives related to data-driven public safety, smart transportation, resilient energy and infrastructure will attract the lion’s

A basic understanding diagram of MQTT: Basic flow chart: MQTT is a link protocol that specifies how to organize data bytes and transmit them over a TCP/IP network. But in reality, developers don’t need to link to the specific details of this linking protocol. All

Agriculture is one of the oldest industries in human history. By learning to grow crops and domesticate livestock, ancient human societies avoided the necessity of moving in search of food. Therefore, our ancestors had the opportunity to choose a fixed place of residence and establish

What is NB-IoT NB-IoT is a wireless cellular network communication protocol. It is the abbreviation of NArrow Band Internet of Things, which means narrowband Internet of Things. It is a low-power wide-coverage Internet of Things technology (LPWA). Narrowband only refers to the bandwidth used is

The key to Internet of Things (IoT) technology is communication, and various protocols play an important role in connecting the vast number of “things” to the Internet. This article introduces two complementary IoT protocols: Message Queuing Telemetry Transport (MQTT), a scalable Internet protocol that supports

One of the hallmarks of the construction industry is its enormous capacity to reinvent itself. The integration of technology trends such as the Internet of Things will facilitate many tasks in the industry, such as optimizing resources and improving the completion time and quality of

Whether it is people’s daily home life or industrial and agricultural production, they are almost inseparable from water, electricity and other energy sources. Especially now that social and economic development is so rapid, how to improve the comprehensive allocation of water, electricity and other energy

With the development of Internet of Things technology, the application of mobile information technology has brought many unexpected conveniences to our cities. In many fields such as transportation, logistics, education, urban management, and medical care. In response to the country’s call for energy conservation, emission

The latest hot topic in the field of Industrial Internet of Things (IIoT) is edge computing. More and more applications require computer processing to be closer to sensors to reduce latency and improve efficiency. Catalyzed by this high demand, the development of edge computing has

With the rapid development of my country’s social economy, the popularity of private cars has gradually increased. Especially for families with children, cars are very convenient as a means of transportation, but parking spaces are currently in short supply in many cities. In addition, the