Abstract: The Internet of Things (IoT) industry is growing rapidly. In 2015, the scale of China’s IoT market will exceed 750 billion yuan, and in the next five years, it is expected to surpass one trillion yuan. As the mainstream connection methods of IoT, what competitive or cooperative landscape will Bluetooth, Wifi, and ZigBee form? … Read more
Wireless networks are widely used and have given rise to various short-range wireless technologies such as infrared, Bluetooth, ZigBee, ANT, NFC, UWB, LiFi, and TransferJet. With the increasing attention on the Internet of Things (IoT), the cost-effective and widely applicable Bluetooth technology has gained significant attention. Bluetooth is a wireless personal area network originally created … Read more
Original: How to Configure a Wireless Hotspot with Raspberry Pi This article uses the Raspberry Pi Zero W as a hardware reference example, utilizing the built-in WiFi of the Raspberry Pi as a wireless hotspot AP. It can be connected via USB to Ethernet or an external USB WiFi to function as a firewall router, … Read more
Note: Table 1 was formulated by the Ministry of Industry and Information Technology of China in 1985, and Table 2 was formulated in 1992. It stipulates that the channel spacing for cordless phones is 25KHz, with a maximum transmission power of 50mW for landline phones and 20mW for mobile phones. The transmission categories are F3E; … Read more
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