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
▼ Click the card below to follow me ▲ Click the card above to follow me Siemens PLC Cybersecurity Strategies: Key Measures to Protect Industrial Control Systems Hello everyone, I am XXX. Today, let’s talk about a hot topic in industrial control systems – the cybersecurity of Siemens PLCs. With the advancement of Industry 4.0, … Read more
EETOP focuses on chips and microelectronics, click the blue text above to follow us. Source: Texas Instruments To meet consumer demand for using smartphones instead of car keys, the automotive industry is undergoing significant transformation. With the rise of “phone-as-key” technology, traditional key cards are no longer necessary; using a smartphone allows for operation of … Read more
Audi, known as the “light factory,” has become a leader in automotive lighting research and has gained widespread recognition from consumers. It is noteworthy that among mainstream manufacturers, only Audi dares to use different DRL shapes on different models, while others stick to a uniform shape. Some say there are two types of car lights … Read more
IoT Circuit Breakers and smart access control systems are an important technology in modern smart homes and security management systems. Through IoT technology, circuit breakers and access control systems can achieve real-time information sharing and collaborative operation, significantly enhancing the security and management efficiency of homes or offices. Cloud Smart Micro Break For example, when … Read more
1. Product Introduction The vertical face recognition management module with card swiping adopts the Rockchip RK3288 processor, equipped with an industrial-grade dual-camera and live face recognition technology, making it a high-performance and highly reliable product. It supports 1:1 and 1:N face comparison and retrieval, as well as identification of ID cards, IC cards, etc. It … Read more
Currently, the single-atom combination catalysts (SACCs) for the electrochemical reduction of carbon dioxide (CO2RR) to formic acid (HCOOH) are still very limited, especially those based on lanthanide elements. In this study, we successfully synthesized a novel type of SACCs with atomically dispersed In and Ce active sites on a nitrogen-doped carbon matrix (InCe/CN). The aberration-corrected … Read more
Click the above Computer Enthusiasts to follow us Friends who care about the DIY market must have seen a lot of news from CES these days. The core components like desktop processors and graphics cards are severely absent from this exhibition, which is a bit disappointing. However, the monitors shining throughout the venue are surprisingly … Read more
As the traditional consumer electronics market cools and the Apple Watch and Android Wear heat up in the smartwatch market, smartwatches are poised to take advantage of the next wave. At this year’s CES, smartwatches became one of the true stars of the show. 【A Boom in Smartwatches, Showcasing Creativity】 Reports indicate that global smartwatch … Read more
CES International Consumer Electronics Show Electronics Exhibition 2020 Thank you for being with us · All the way Conference Dates January 7-10, 2020 Conference Location Las Vegas Convention Center Word Guessing technology 1. The consumer tech show in Las Vegas features thousands of companies — from big names like Google(GOOGL) and Samsung (SSNLF) to unknown … Read more