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An iPhone and iPad - two examples of mobile devices. A mobile device or handheld computer is a computer small enough to hold and operate in hand. Mobile devices are typically battery-powered and possess a flat-panel display and one or more built-in input devices, such as a touchscreen or keypad.
Popular mobile phone operating systems in the past have included Symbian, Palm OS, BlackBerry OS and mobile phone versions of Windows. As of 2022, the most used operating systems are Google's Android and Apple's iOS .
Cellular network standards and generation timeline. This is a comparison of standards of wireless networking technologies for devices such as mobile phones.A new generation of cellular standards has appeared approximately every tenth year since 1G systems were introduced in 1979 and the early to mid-1980s.
The most common example of a cellular network is a mobile phone (cell phone) network. A mobile phone is a portable telephone which receives or makes calls through a cell site (base station) or transmitting tower. Radio waves are used to transfer signals to and from the cell phone. Modern mobile phone networks use cells because radio frequencies ...
In Russia and some other countries, local carriers received licenses for 450 MHz frequency to provide CDMA mobile coverage area. Many GSM phones support three bands (900/1,800/1,900 MHz or 850/1,800/1,900 MHz) or four bands (850/900/1,800/1,900 MHz), and are usually referred to as tri-band and quad-band phones, or world phones; with such a ...
DISH Wireless L.L.C., doing business as Boost Mobile, is a United States wireless service provider owned by EchoStar.It operates using the Boost, AT&T and T-Mobile networks to deliver wireless services.
Cell is a 2016 American science fiction horror film based on the 2006 novel of the same name by Stephen King.The film is directed by Tod Williams, produced by John Cusack, with a screenplay by King and Adam Alleca.
ZUK Mobile: Subsidiary of Lenovo, defunct in 2017 Germany: AEG: BenQ Mobile: Bankruptcy in 2006, defunct in 2007 Grundig Mobile: Hagenuk Telecom GmbH: insolvency in 1997, mobile phone development and manufacturing business acquired by Telital in 1998 [9] Siemens Mobile: Acquired by BenQ Corporation in 2005 to form BenQ Mobile: Telefunken Italy
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