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Mobile Telephony

By beougher.19

  • Development of first Wireless Communication

    Development of first Wireless Communication
    Guglielmo Marconi sent his first wireless transmission a little farther than a mile in 1895. The following years he kept innovating technology until he claimed the feat of recieving the first transatlantic wireless message in 1901 from England

  • Secure Radios installed in Detroit Police Cars

    Secure Radios installed in Detroit Police Cars
    During prohibition technology takes an upper hand in Detroit by installing the first ever mobile radio phones in Detroit Police Squad Cars.

  • First Portable Handset

    First Portable Handset
    Martin Cooper invents the first portable cell phone handset also known as the Brick Cell Phone in the present.

  • First US Cell Phone System Test

    First US Cell Phone System Test
    In Chicago the first experimental cell phone system test run was initiated.

  • CMRS is Established

    CMRS is Established
    The Commercial Mobile Radio Service comes about to regulate airways. Resulted in wireless networks being connected to the public switch telephone network. Unified cell phone rules into one set that applies to all cell phone use.

  • Cell Phone Usage at 83%

    Cell Phone Usage at 83%
    83% of Adult Americans, not even including teenagers, have cell phones. 35% of the cell phones in public use have internet access.