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A mobile phone or cell phone [a] is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area, as opposed to a fixed-location phone ( landline phone ). The radio frequency link establishes a connection to the switching systems of a mobile phone operator, which ...
A satellite phone is a type of mobile phone that connects to other phones or the telephone network by radio link through satellites orbiting the Earth instead of terrestrial cell sites, as cellphones do. Therefore, they can work in most geographic locations on the Earth's surface, as long as open sky and the line-of-sight between the phone and ...
Some mobile phones can make mobile payments via direct mobile billing schemes, or through contactless payments if the phone and the point of sale support near-field communication (NFC). Enabling contactless payments through NFC-equipped mobile phones requires the co-operation of manufacturers, network operators, and retail merchants.
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: Siemens Mobile: Acquired by BenQ Corporation in 2005 to form BenQ Mobile: Telefunken Italy: Onda Mobile Communication India: YU Televentures: Was a subsidiary ...
Mobile device. A mobile device or handheld computer is a computer small enough to hold and operate in the 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. Modern mobile devices often emphasize wireless networking, to both the Internet and ...
BlackBerry Mobile: 2017/03 Android 7.0 Nougat BlackBerry KeyOne: BlackBerry Mobile 2017/04 Android 7.0 Nougat BlackBerry Motion: BlackBerry Mobile 2017/12 Android 7.0 Nougat BlackBerry Key2: BlackBerry Mobile 2018/06 Android 8.0 Oreo BlackBerry Evolve/X BlackBerry Mobile 2018/08 Android 8.0 Oreo BlackBerry Key2 LE: BlackBerry Mobile
Nikola Tesla laid the theoretical foundation for wireless communication in 1890. Guglielmo Marconi, known as the father of radio, first transmitted wireless signals two miles away in 1894. Mobile technology gave human society great change. The use of mobile technology in government departments can also be traced back to World War I.
The best-selling touchscreen phones are the Apple iPhone 6 and 6 Plus, both released in 2014. Together, they have sold over 222 million units. The best selling flip phone is the Motorola RAZR V3, released in 2004. It sold over 130 million units. The best-selling slider phone is the Samsung E250, released in 2006.