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    Mobile phone - Wikipedia

    https://en.wikipedia.org/wiki/Mobile_phone

    A mobile phone, cellular phone, cell phone, cellphone, handphone, hand phone or pocket phone, sometimes shortened to simply mobile, cell, or just phone, 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. The radio … See more

    History

    A handheld mobile radio telephone service was envisioned in the early stages of radio engineering. In 1917, Finnish inventor Eric Tigerstedt filed a patent for a "pocket-size folding telephone with a very thin carbon microphone". Early … See more

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    Infrastructure

    Mobile phones communicate with cell towers that are placed to give coverage across a telephone service area, which is divided up into 'cells'. Each cell uses a different set of frequencies from neighboring cells, and will typically be covered by three … See more

    Software

    Software platforms
    Feature phones have basic software platforms. Smartphones have advanced software platforms. Android OS has been the best-selling OS worldwide on smartphones since 2011.
    Mobile app See more

    Use

    Mobile phones are used for a variety of purposes, such as keeping in touch with family members, for conducting business, and in order to have access to a telephone in the event of an emergency. Some people carry more than one mobile phone for different … See more

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    Types

    Smartphone
    Smartphones have a number of distinguishing features. The International Telecommunication Union measures those with Internet … See more

    Software image
    Use image
    Hardware

    The common components found on all mobile phones are:
    • A central processing unit (CPU), the processor of phones. The CPU is a microprocessor fabricated … See more

    Sales

    By manufacturer
    As of 2022, the top five manufacturers worldwide were Samsung (21%), Apple (16%), Xiaomi (13%), Oppo (10%), and Vivo (9%).
    History
    From 1983 to 1998, See more

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  3. History of mobile phones - Wikipedia

    https://en.wikipedia.org/wiki/History_of_mobile_phones

    Newer technology has been developed and rolled out in a series of waves or generations. The "generation" terminology only became widely used when 3G was launched, but is now used retrospectively when referring to the earlier systems.
    The first automatic analog cellular systems ever deployed were NTT's system f…

    Wikipedia · Text under CC-BY-SA license
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    • What is a Mobile Phone? - Definition from Techopedia

      https://www.techopedia.com/definition/2955

      Aug 10, 2022 · A mobile phone is a wireless handheld device that allows users to make and …

      • Estimated Reading Time: 4 mins

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      • mobile telephone | Definition & History | Britannica

        https://www.britannica.com/technology/mobile-telephone

        mobile telephone, also called mobile phone, portable device for connecting to a telecommunications network in order to transmit and receive voice, video, or other data. Mobile phones typically connect to the public switched telephone …

      • Introduction: Why study mobile phones? | Pew Research …

        https://www.pewresearch.org/internet/2010/04/20/...

        Apr 20, 2010 · A brief history of the mobile phone as a technology. The idea for cellular …

        • Estimated Reading Time: 12 mins

        • Mobile phone - Simple English Wikipedia, the free …

          https://simple.wikipedia.org/wiki/Mobile_phone

          A mobile phone (also known as a hand phone, cell phone, or cellular telephone) is a small portable radio telephone. The mobile phone can be used to communicate over long distances without wires. It works by communicating with a nearby …

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        • History of mobile phones | What was the first mobile …

          https://www.uswitch.com/.../history-of-mobile-phones

          Oct 14, 2022 · Mobile phones were invented as early as the 1940s when engineers working at AT&T developed cells for mobile phone base stations. The very first mobile phones were not really mobile phones at all.

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