NB-IoT technology, with its advantages of full coverage, low power consumption, and low cost, overcomes the shortcomings of traditional IoT technologies, such as high power consumption, high costs, poor coverage, fragmentation, and difficulty in large-scale applications. It has been applied in various IoT application scenarios, including remote meter reading, asset tracking, smart healthcare, and smart … Read more
Click the title below “Chinese Journal of Electrical Engineering” to follow our WeChat account The first impact factor of CSEE JPES is published! Click to view details. New Feature: Click the bottom left corner of the text “Read the Original Text” to jump to IEEE Xplore to view the full text of the paper on … Read more
So far, Xiaomi has three main product lines: mobile phones, televisions, and routers, along with ecosystem products launched in collaboration with partners, such as air purifiers, power banks, and headphones. Now, Xiaomi has released a new product: the Xiaomi Smart Home Set. The Xiaomi Smart Home Set is equipped with Xiaomi smart modules and uses … Read more
In many operations of hospitals, real-time monitoring of temperature and humidity in office environments is required, such as in operating rooms, pharmacies, and server rooms. Traditional temperature and humidity monitoring devices are mostly simple in function, low in intelligence, and even require manual on-site data collection, leading to delays in understanding changes in environmental parameters. … Read more
With the continuous development of Internet of Things technology, smart home systems are no longer a fantasy, and more and more smart home products are occupying market share. Smart homes apply electronic technology, wireless communication technology, etc., allowing household appliances and security devices in the living environment to be remotely controlled via wireless networks. This … Read more
Abstract: This paper analyzes the characteristics of ZigBee wireless communication technology and home networks, introducing a smart home system that utilizes ZigBee technology for wireless networking. It focuses on the networking methods of ZigBee, the implementation of automatic control between nodes, and data collection and transmission. 1 Overview and Characteristics of ZigBee Technology 1.1 Overview … Read more
LoRa-Based Termite Online Monitoring System School: Qingdao Innovation School, Shandong Province Author: Sun Binhang Termites are highly destructive social insects that primarily feed on wood fibers, damaging buildings, destroying reservoir embankments, and eroding forest resources. Traditional termite control methods involve burying bait wood in suspected areas and manually excavating for inspection at scheduled intervals. When … Read more
With the rapid development of domestic wireless communication and IoT sensing technologies, a large number of housing, hotels, commercial buildings, and office buildings have begun their intelligent upgrades, and people are slowly adapting to a more intelligent daily work and life. Not only in civilian applications, IoT technology is also gradually integrating into the industrial … 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
LoRa is a wireless network standard based on linear modulation. Linear Modulation: Linear modulation represents “compressed high-intensity radar pulses,” which is a signal whose frequency increases or decreases over time. It is commonly used in sonar and radar, and is also prevalent in spread spectrum technology. Linear Frequency Modulation Spread Spectrum: Linear frequency modulation spread … Read more