Mobile Phone Evolution - Search
  1. Foundations

    In 1908, Professor Albert Jahn and the Oakland Transcontinental Aerial Telephone and Power Company claimed to … See more

    History of mobile phones - Wikipedia

    • The history of mobile phones covers mobile communication devices that connect wirelessly to the public switched telephone network. While the transmission of speech by signal has a long history, the first devices that were wireless, mobile, and also capable of connecting to the standard telephone network are much more recent. The first such de… See more

    Early services

    In 1949, AT&T commercialized Mobile Telephone Service. From its start in St. Louis, Missouri, in 1946, AT&T introduced Mobile Telephone Service to one hundred towns and highway corridors by 1948. Mobile Tele… See more

    Cellular concept

    In December 1947, Douglas H. Ring and W. Rae Young, Bell Labs engineers, proposed hexagonal cells for mobile phones in vehicles. At this stage, the technology to implement these ideas did not exist, nor had the fre… See more

    Emergence of automated services

    The first fully automated mobile phone system for vehicles was launched in Sweden in 1956. Named MTA (Mobiltelefonisystem A), it allowed calls to be made and received in the car using a rotary dial. … See more

    Handheld mobile phone

    Prior to 1973, mobile telephony was limited to phones installed in cars and other vehicles. The first portable cellular phone commercially available for use on a cellular network was developed by E.F. Johnson and … See more

    Early generations

    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 referr… See more

    4G – Native IP networks

    By 2009, it had become clear that, at some point, 3G networks would be overwhelmed by the growth of bandwidth-intensive applications, such as streaming media. Consequently, the industry began looking to data-opti… See more

     
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  2. The evolution of mobile phones can be summarized as follows12:
    1. Early portable phones (pre-1970s): Basic mobile telephony services.
    2. 1970s and 1980s: Introduction of the first mobile phones.
    3. 1990s: SMS and the world’s first smartphone (IBM Simon).
    4. Early 2000s: A turning point in cell phone history.
    5. Late 2010s and early 2020s: The future of smartphones.
    Learn more:

    Advances in mobile telephony can be traced in successive generations from the early "0G" services like MTS and its successor Improved Mobile Telephone Service, to first-generation (1G) analog cellular networks (1979–), second-generation (2G) digital cellular networks (1991–), third-generation (3G) broadband data services (launched commercially in 2001) to the fourth-generation (4G) native-IP networks (launched in 2006 in South...

    en.wikipedia.org/wiki/History_of_mobile_phones

    The history of cell phones: A decade-by-decade timeline

    • Early portable phones: Pre-1970s cell phone history IEEE ...
    • The 1970s and 1980s: The first mobile phone dsearls (Flickr) ...
    www.androidauthority.com/history-of-cell-phones-ti…
     
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