Forum Weekly July 30, 2022 Highlights of this week’s forum: 1. Video tutorial on MQTT protocol communication using MCU + WiFi module and Inspur Cloud IoT platform 2. Today’s repair experience… 3. How to filter weak signals 4. Issues with PLC scanning order and scanning cycle 5. Parameters to change when adding braking resistors to … Read more
In recent years, short-range wireless communication technologies have developed rapidly, greatly enhancing our work efficiency and convenience in life. Applications such as NFC door unlocking, Bluetooth wireless headphones, and Wi-Fi portable hotspots all rely on wireless communication technology. Currently, several mature wireless communication technologies include ZigBee, Bluetooth, infrared (IrDA), and wireless local area networks (Wi-Fi). … Read more
Since the AspenCore analyst team released the “Research Report on 30 Domestic Wireless Connection (Bluetooth/Wi-Fi/NB-IoT/LoRa) Chip Manufacturers” last year, there have been significant changes in wireless connection technology and market, such as the rapid penetration of WiFi 6, the application of Bluetooth LE Audio, and the emergence of ultra-wideband (UWB) technology and applications. In addition, … Read more
Author: Gu Zhengshu EET Electronic Engineering Magazine Original Emerging markets such as wearable devices, smart homes, and industrial IoT are driving the development and popularity of wireless connection technologies, while also raising higher requirements for the reliability and security of wireless connection chips, modules, and terminal devices. This report selects four relatively common wireless connection … Read more
This article is authorized to be reprinted from the public account “Semiconductor Industry Observation”, ID: icbank; Author: Du Qin DQ WiFi networks are widely regarded as infrastructure as important as water and electricity. From the launch of the first generation of WiFi products in 2000 to now, it has been 21 years. Looking back on … Read more
1) ManageEngine OpManager OpManager is a comprehensive network performance monitor and Wi-Fi analyzer software that provides complete visibility and control over your wireless network. View key metrics and actionable insights that enable you to effectively manage your Wi-Fi environment from its centralized console. Features: Simplified tracking of wireless network performance and availability. Deep insights into … Read more
Everyone has probably experienced that feeling when the WiFi in their home seems to be slowing down, wondering, “Is someone using my WiFi?” Sometimes, when we go out, we also want to try to use someone else’s WiFi. The premise of “borrowing WiFi” is to crack the other party’s “wireless password”. So, how secure is … Read more
Last week, a friend in the low-voltage industry asked us on the WeChat public account of the low-voltage industry network, “What exactly does WiFi mean? I use it every day but don’t know its origin. As someone working in the low-voltage industry, he felt very insecure about this.” After using it for so many years, … Read more
WiFi is a term that most people are now familiar with. Wherever you go, you can find many WiFi hotspots just by searching on your phone, although most of them require a password to connect. Nevertheless, let’s clarify what WiFi is. Originally, WiFi was an abbreviation for wireless fidelity. In the realm of wireless local … Read more
Since the application of IoT technology, the smart home industry has been developing rapidly, evolving from remote control to mobile remote control, and the network transmission signal has jumped from wired to wireless, reducing costs and promoting low-carbon energy saving. Among various wireless connection technologies, WiFi/BT/ZigBee are the most widely used and popular, each with … Read more