The romantic imagination and courage to explore unknown fields are important sources driving human progress. People perceive and understand the colorful world through vision, smell, hearing, touch, and taste. With the advancement of sensor technology, traditional human perception methods have been greatly expanded, achieving a qualitative to quantitative deepening of information perception regarding temperature, pressure, … Read more
Ding Song, Wang Changsheng, Zheng Ping (Anhui University of Science and Technology, School of Electrical and Information Engineering, Huainan, Anhui 232001) Abstract: Comprehensive utility tunnels are the lifelines of cities. To ensure the stable and safe operation of comprehensive utility tunnels, a monitoring system based on NB-IoT wireless transmission technology is designed to address the … Read more
Wan Dun, Li Ya, Zhang Yu, Li Zhan, Zhang Xu (Henan Polytechnic University, Jiaozuo, Henan 454003) Abstract: The mushroom greenhouse needs to provide a suitable growing environment for mushrooms, in response to the problems existing in the current traditional greenhouse production model, we designed an IoT-based mushroom greenhouse monitoring and control system, to improve yield, … Read more
Title:Low Power Design of Universal Environmental Monitoring Node Based on LoRa Technology Authors:Xie Hui, Wang Shuhan, Chen Xiangquan, Guo Jingfu, Dong Yongjun Abstract In response to the issues of insufficient compatibility of environmental monitoring wireless sensor network nodes and limited battery capacity, this paper designs a low-power monitoring node compatible with multiple sensors based on … Read more
Photonic sensors are known for their fast response times, enabling non-contact measurements with high accuracy, high resolution, and good reliability. Additionally, photonic sensors are compact, lightweight, energy-efficient, and easy to integrate, making them one of the most widely produced and applied sensors today. They are extensively used in various fields including military, aerospace, communications, smart … Read more
Optical sensors are devices that use optical principles for measurement and detection, featuring high precision, high sensitivity, and non-contact measurement advantages, with a wide range of applications in various fields. Below is a detailed introduction to the types and application scenarios of optical sensors: 1. Types of Optical Sensors Infrared Sensors: Principle: Measure using the … Read more
A sensor is a device that can sense a specified measurement and convert it into a usable signal according to certain rules. It usually consists of a sensitive element and a conversion element. Below are the classifications and applications of sensors. I. Classification 1. Classification by the physical quantity being sensed * Temperature Sensor: Used … Read more
With the rapid development of technologies such as 5G communication and the Internet of Things, the global sensor industry is showing new development trends. As the core component of the perception layer of the Internet of Things, sensors are even considered detection devices that can change the present and future world. It is like an … Read more
In the construction of smart cities, the Internet of Things (IoT) technology plays a crucial role. By connecting various devices and sensors, city managers can more efficiently collect and analyze data, thereby optimizing resource utilization and improving the quality of public services. Smart Cities and IoTThe goal of smart cities is to improve urban sustainability, … Read more
Yuan Ying, Sun Rongxia, Li Rui, Wang Shuo Nan (Hebei University, School of Electronic Information Engineering, Baoding, Hebei 071002) Abstract: In order to monitor and study the impact of environmental parameters on photovoltaic power stations, a real-time monitoring system based on ZigBee technology is proposed. Using the CC2530 chip as the control core, hardware circuits … Read more