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Bookmark or Share- Wi-Fi | Definition, Name, & Facts | BritannicaWi-Fi, networking technology that uses radio waves to allow high-speed data transfer over short distances. Wi-Fi technology has its origins in a 1985 ruling by the U.S. Federal Communications Commission that released the bands of the radio spectrum at 900 megahertz (MHz), 2.4 gigahertz (GHz), and 5.8 GHz for unlicensed use by anyone.
- What is wireless communications? Everything you need to knowSean Michael Kerner. Wireless communications is the transmission of voice and data without cable or wires. In place of a physical connection, data travels through electromagnetic signals broadcast from sending facilities to intermediate and end-user devices. The first wireless transmitters went on the air in the early 20th century using ...
- What is 5G? The Complete Guide to When, Why, and How | WIREDAs the fifth generation of cellular networks, 5G is a global wireless standard. All cellular networks send encoded data through radio waves. Radio waves have different frequencies and are divided ...
- What Is Wi-Fi, and How Does It Work? - How-To GeekKey Takeaways. Wi-Fi is a networking technology primarily used to connect to the internet. It uses radio waves to transmit data wirelessly and is supported by various modern electronic devices, including computers and smartphones. Wi-Fi has become one of the most popular technologies. Most of us use it to access the internet.
- Wireless - WikipediaWireless communication (or just wireless, when the context allows) is the transfer of information ( telecommunication) between two or more points without the use of an electrical conductor, optical fiber or other continuous guided medium for the transfer. The most common wireless technologies use radio waves.
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