Wi-Fi - Wikipedia
Wi-Fi (/ ˈwaɪfaɪ /) [1][a] is a family of wireless network protocols based on the IEEE 802.11 family of standards, which are commonly used for local area networking of devices and Internet access, allowing nearby digital devices to exchange data by radio waves.
Wi-Fi | Definition, Name, & Facts | Britannica
2025年1月7日 · Wi-Fi, networking technology that uses radio waves to allow high-speed data transfer over short distances. Within each frequency channel, Wi-Fi uses a ‘spread spectrum’ technique in which a signal is broken into pieces and transmitted over multiple frequencies.
Understanding Wi-Fi and How It Works - Lifewire
2021年6月17日 · Wi-Fi is a wireless networking protocol that devices use to communicate without direct cable connections. It's an industry term that represents a type of wireless local area network (LAN) protocol based on the 802.11 IEEE network standard.
Top 10 Uses for Wi-Fi (That Aren't Just Connecting to the Internet)
2010年10月23日 · Having the ability to connect to the internet anywhere we go is undoubtedly awesome, but it isn't the only gift Wi-Fi technology has given us. Here are our 10 favorite uses for Wi-Fi...
Understanding Wi-Fi and How It Works - UMA Technology
2025年1月1日 · Wi-Fi, a term derived from "Wireless Fidelity," was not always the omnipresent technology we depend on today. Its evolution began in the 1980s when the Federal Communications Commission (FCC) designated a portion of the radio frequency spectrum for unlicensed use, paving the way for the development of wireless networking.
Importance, risks, types and uses of Wi-Fi technology
2015年3月27日 · Wi-Fi is used for different purposes such as data transmission and wireless communication, using a Wi-Fi connection whenever possible will most often result in faster, more reliable internet access, and it is cheap.
How Does Wi-Fi Work? | Britannica - Encyclopedia Britannica
Wi-Fi uses radio waves to transmit information between your device and a router via frequencies. Two radio-wave frequencies can be used, depending on the amount of data being sent: 2.4 gigahertz and 5 gigahertz.
WiFi Explained: Essential Guide for Beginners | Medium
2024年1月9日 · Understand WiFi fully: Explore its workings, importance, and uses. A comprehensive, beginner-friendly guide to wireless connectivity and technology.
What is Wi-Fi and why is it so important? - Network World
2023年1月3日 · Wi-Fi is a blanket term for multiple technologies that use the IEEE 802.11 communications standards to create local area networks or LANs. Wi-Fi-enabled products use radio waves to...
WiFi 101: Applications, Working & WiFi-6 - STL Tech
2020年11月18日 · As per its definition, WiFi is a wireless local area network technology that uses radio waves to access or connect to a network. This may be used on a variety of devices such as computers, smartphones, televisions, video game consoles, and so on.
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