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  2. Comparison of mobile phone standards - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_mobile_phone...

    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.

  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. File:A simplified view of the cell-cycle control system.pdf

    en.wikipedia.org/wiki/File:A_simplified_view_of...

    APC activity also causes the destruction of S and M cyclins and thus the inactivation of Cdks, which promotes the completion of mitosis and cytokinesis. APC activity is maintained in G1 until G1/S–Cdk activity rises again and commits the cell to the next cycle. This scheme serves only as a general guide and does not apply to all cell types. [1]

  5. List of Motorola V series phones - Wikipedia

    en.wikipedia.org/wiki/List_of_Motorola_V_series...

    The V980 is a 3G/GSM clam-style cell phone developed by Motorola. This product was announced in October 2004, with product availability starting roughly in December 2004. The V980 is one of Motorola's first 3G clam phones, and while larger and heavier than comparable GSM phones, supports "next generation" services such as video calling.

  6. Technology adoption life cycle - Wikipedia

    en.wikipedia.org/wiki/Technology_adoption_life_cycle

    Rogers ' bell curve. The technology adoption lifecycle is a sociological model that describes the adoption or acceptance of a new product or innovation, according to the demographic and psychological characteristics of defined adopter groups.

  7. List of wireless network technologies - Wikipedia

    en.wikipedia.org/wiki/List_of_wireless_network...

    CDMA2000 is a family of 3G mobile technology standards for sending voice, data, and signaling data between mobile phones and cell sites. It is a backwards-compatible successor to second-generation cdmaOne (IS-95) set of standards and used especially in North America and South Korea, China, Japan, Australia and New Zealand.

  8. Cellular network - Wikipedia

    en.wikipedia.org/wiki/Cellular_network

    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.

  9. Comparison of mobile operating systems - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_mobile...

    Read only: text files, PDF, HTML, Multiple office formats: Microsoft Office, OpenDocument, PDF, Text: Yes: Microsoft Office, WPS Office, Huawei Docs, PDF, Images, TXT/RTF, VCF and Multiple office formats Printer support 4.4+ using Google Cloud Print [186] but not over USB unless proprietary vendor solutions such as HP Print Service are used [187]