Author: Liu Yuwei EET Electronic Engineering Magazine Original As the Internet of Things (IoT) becomes the third wave of development in the global information industry after computers and the internet, the boundaries between people and things, and between things and things, are continuously being extended. The concept of connecting everything has greatly changed people’s existing … Read more
With the continuous increase in the number of IoT devices, communication or connection between devices has become an important topic of consideration. Communication is very common and critical for IoT, whether it is short-range wireless transmission technology or mobile communication technology, both of which affect the development of IoT. Among these, communication protocols are especially … Read more
—— [Introduction] —— This article discusses the application and design ideas of low-power wide-area IoT technology in different scenarios, aiming to provide a practical judgment on the maturity of low-power wide-area IoT technology, the selection of application scenarios, and its importance in the field of IoT technology. 1. Background This article discusses the application and … Read more
Integrated development is familiar to many. On the policy level, you may have seen urban-rural integrated development, integration of party building and business, and free trade zone integration; on the industrial level, you may have heard of industrial integration, integration of digital economy and real economy, etc. Today, we want to explore integrated development from … Read more
Source: Zhihui Jiere Transcribed from: Internet Information Frontier Observation Translated by: Jiang Song Background Knowledge Internet of Things (IoT) is an information carrier based on the Internet and traditional telecommunications networks, allowing all independently addressable ordinary physical objects to form an interconnected network. This technology enables the connection of two or more interconnected devices to … Read more
Yesterday, a news article from Shanghai was praised by the People’s Daily, which also suggested nationwide promotion. Colleagues are celebrating the application of NB-IoT. What is NB-IoT? What are the advantages of NB-IoT? What can NB-IoT do? What is its relationship with the Internet of Things? 1. What is NB-IoT 2. Four Major Features of … Read more
Author:Zhao Xiaofei Source: IoT Think Tank Recently, the Ministry of Industry and Information Technology (MIIT) released the “Notice on Promoting the Development of Mobile IoT ‘Everything Connected’”, setting goals for the development of mobile IoT by 2027. This is the third document released by MIIT regarding the overall development of mobile IoT, following the “Notice … Read more
In the communications field, technological pursuits are constantly advancing. When it comes to the Internet of Things (IoT), various communication manufacturers have already begun to tantalize us. There are many wireless communication technology standards for IoT, which can be divided into two categories based on transmission distance: one category includes Bluetooth/BLE, WiFi, Zigbee, and Z-Wave, … Read more
Du Yongjie 1，Lu Yi 1，Zhao Jing 2 （1.China Jiliang University, School of Measurement and Testing Engineering, Hangzhou, Zhejiang 310018；2.Hangzhou Woolay Intelligent Technology Co., Ltd., Hangzhou, Zhejiang 310018） Abstract: Currently, the liquid level measurement of asphalt tanks at mixing stations mainly relies on manual estimation and float measurement. To address the issues of large measurement errors … Read more
Lai Ruiqiang (Quanzhou Huaguang Vocational College, Quanzhou, Fujian 362121) Abstract: With the continuous development of smart campuses, the access control system of school computer rooms is also gradually becoming intelligent. This article designs an access control system for computer rooms using NB-IoT technology. The access control system is mainly controlled by Arduino Mega2560 Pro, and … Read more