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  2. Mobile phone - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone

    Two decades of evolution of mobile phones, from a 1992 Motorola DynaTAC 8000X to the 2014 iPhone 6 Plus. A mobile phone, or cell phone, [a] is a portable telephone that allows users to make and receive calls over a radio frequency link while moving within a designated telephone service area, unlike fixed-location phones (landline phones).

  3. History of mobile phones - Wikipedia

    en.wikipedia.org/wiki/History_of_mobile_phones

    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 ...

  4. Mobile telephony - Wikipedia

    en.wikipedia.org/wiki/Mobile_telephony

    Mobile phone subscriptions, not subscribers, per 100 inhabitants 1997-2007. Mobile phones receive and send radio signals with any number of cell site base stations fitted with microwave antennas. These sites are usually mounted on a tower, pole or building, located throughout populated areas, then connected to a cabled communication network and ...

  5. Smartphone - Wikipedia

    en.wikipedia.org/wiki/Smartphone

    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). [312] Enabling contactless payments through NFC-equipped mobile phones requires the co-operation of manufacturers, network operators, and retail merchants. [313 ...

  6. Mobile technology - Wikipedia

    en.wikipedia.org/wiki/Mobile_technology

    0G: An early cellular mobile phone technology emerged in the 1970s. At this time, although briefcase-type mobile phones have appeared, they still generally need to be installed in a car or truck. PTT: Push to talk; MTS: Mobile Telephone System; IMTS: Improved Mobile Telephone Service; AMTS: Advanced Mobile Telephone System

  7. 5G - Wikipedia

    en.wikipedia.org/wiki/5G

    An Android phone, showing that it is connected to a 5G network An Apple iPhone showing that it is connected to a 5G Network. In telecommunications, 5G is the fifth generation of cellular network technology, which mobile operators began deploying worldwide in 2019 as the successor to 4G. 5G is based on standards defined by the International Telecommunication Union under the IMT-2020 ...

  8. Mobile computing - Wikipedia

    en.wikipedia.org/wiki/Mobile_computing

    A smartphone is a tool of mobile computing. Mobile computing is human–computer interaction in which a computer is expected to be transported during normal usage and allow for transmission of data, which can include voice and video transmissions. Mobile computing involves mobile communication, mobile hardware, and mobile software ...

  9. Mobile device - Wikipedia

    en.wikipedia.org/wiki/Mobile_device

    Mobile television receivers have existed since 1960, [14] and, in the 21st-century, mobile phone providers began making television available on cellular phones. [15] In the 2010s, mobile devices were observed to frequently include the ability to sync and share a variety of data despite the distance or specifications of the devices. In the ...