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Wi-Fi (/ ˈ w aɪ f aɪ /) [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.
iOS 5 is the fifth major release of the iOS mobile operating system developed by Apple Inc., being the successor to iOS 4.It was announced at the company's Worldwide Developers Conference on June 6, 2011, and was released on October 12, 2011.
Delhi - free Wi-Fi service in Delhi's Khan Market (August 2014), [21] free WiFi service in Delhi's Connaught Place (November 2014), [22] free Wi-Fi service at New Delhi Railway Station (December 2014) [23] Greater Noida — paid, operated by Maksat Technologies (P) Ltd. [citation needed] Kolkata, India - free 4G service by Reliance Jio ...
iOS 11 was introduced at the Apple Worldwide Developers Conference keynote address on June 5, 2017. [3] [4] [5] The first developer beta version was released after the keynote presentation, [6] with the first public beta released on June 26, 2017.
In 2018 The Wi-Fi Alliance created the simpler generation labels Wi-Fi 4 - 6 beginning with Wi-Fi 5, retroactively added Wi-Fi 4 and later added Wi-Fi 6 and Wi-Fi 6E. [23] [24] [25] Wi-Fi 5 had Wave 1 and Wave 2 phases. Wi-Fi 6E extends the 2.4/5 GHz range to 6 GHz, where licensed. Listed in historical and capacity order.
Wi-Fi is a wireless local area network that enables portable computing devices to connect easily with other devices, peripherals, and the Internet. [ citation needed ] Standardized as IEEE 802.11 a , b , g , n , ac , ax , Wi-Fi has link speeds similar to older standards of wired Ethernet .
iOS 4 is the fourth major release of the iOS mobile operating system developed by Apple Inc., being the successor to iPhone OS 3.It was announced at the Apple Special Event on April 8, 2010, and released on June 21, 2010. iOS 4 was the first version branded as "iOS" rather than "iPhone OS", [1] due to the release of the iPad.
IEEE 802.16 is a series of wireless broadband standards written by the Institute of Electrical and Electronics Engineers (IEEE). The IEEE Standards Board established a working group in 1999 to develop standards for broadband for wireless metropolitan area networks.