The Origin of the WiFi Name The term Wi-Fi is often mistakenly thought to refer to Wireless Fidelity, similar to the long-established categories of audio equipment: long-term high fidelity (adopted since 1930) or Hi-Fi (adopted since 1950). Even the Wi-Fi Alliance itself frequently uses the term “Wireless Fidelity” in press releases and documents, but in … Read more
Wi-Fi (pronounced: /ˈwaɪfaɪ/), also known in Chinese as “Mobile Hotspot”, is a trademark of the Wi-Fi Alliance manufacturers as a brand certification for products, and is a wireless local area network technology created based on the IEEE 802.11 standard. The term Wi-Fi is commonly misunderstood to refer to Wireless Fidelity, and even the Wi-Fi Alliance … Read more
With the implementation of the “Industry 4.0” strategy, the development of computer technology, communication technology, and IT technology has infiltrated the industrial control field. The most significant manifestation of this is the technology of industrial fieldbus and industrial Ethernet. The widespread use of industrial fieldbus technology, especially Ethernet technology, has brought profound changes to automation … Read more
Search on WeChat Technical Training In engineering, the RS485 control line is often mentioned. What exactly is it? Today, I will discuss the applications related to RS485. By understanding RS485 in depth, you will find that there is indeed a lot of knowledge within it. We will choose some common issues considered in weak electricity … Read more
Follow our public account, click the “···” in the upper right corner of the homepage, set it as a star, and stay updated on the latest news in smart automotive electronics and software. Source: OBD Diagnosis Abstract The CAN bus is a serial data communication protocol developed to solve data exchange between numerous control and … Read more
Overview of CAN CAN is an abbreviation for Controller Area Network (hereinafter referred to as CAN). CAN belongs to the category of field buses, and it is a serial communication network that effectively supports distributed control or real-time control, known as the computer local area network in the field of automation. The CAN bus is … Read more
Full text: Approximately 1485 words Editor’s Note Based on the weather radar networking system in Beijing, the Urban Institute focuses on building a multi-band radar networking application system. The Short-term Nowcasting – Ruitu Radar Research Team continues to overcome difficulties and has achieved fruitful results. This article will mainly introduce the functions and main achievements … Read more
Author: Chi Cheng Abstract: In response to the challenges faced by existing aircraft platform cooperative networking, such as vulnerability to interception, susceptibility to interference, low data rates, and difficulty in adapting to complex battlefield environments, several solutions are analyzed. A Terahertz cooperative networking solution with characteristics such as anti-interception, anti-jamming, and high data rates is … Read more
Today, I will present two small eNSP experiments: How can different subnet direct connection interfaces communicate with each other? To achieve full network intercommunication, we need routers to exchange routing information between different protocols or run the same routing protocol across the entire network. However, in actual networks, it is often necessary to run multiple … Read more
The above image divides the security monitoring video network into five parts. This article will interpret the devices and precautions involved in each area one by one, providing convenience for colleagues in the security industry. ① Access Terminal Area: Such as PTZ cameras, dome cameras, bullet cameras, etc. · The common single-channel transmission rate for … Read more