Timeline created by leirerodriguez
  • TELEGRAPH-David Alter

    TELEGRAPH-David Alter
    A system for transmitting messages from a distance along a wire, especially one creating signals by making and breaking an electrical connection.
  • TELEPHONE-Alexander Graham Bell

    TELEPHONE-Alexander Graham Bell
    A system for transmitting voices over a distance using wire or radio, by converting acoustic vibrations to electrical signals.
  • RADIO-Guillermo Marconi

    RADIO-Guillermo Marconi
    The transmission and reception of electromagnetic waves of radio frequency, especially those carrying sound messages.
  • TELEVISION-Philo Farnsworth

    TELEVISION-Philo Farnsworth
    System of transmission of images and sounds at a distance by means of Hertzian waves.
  • COMPUTER-Konrad Zuse

    COMPUTER-Konrad Zuse
    An electronic device for storing and processing data, typically in binary form, according to instructions given to it in a variable program.
  • TABLET-Alan Kay

    TABLET-Alan Kay
    It is a laptop larger than a smartphone, integrated in a touch screen with which you interact primarily with your fingers without the need for a physical keyboard or mouse.
  • MOBILE PHONE-Martin Cooper

    MOBILE PHONE-Martin Cooper
    A telephone with access to a cellular radio system so it can be used over a wide area, without a physical connection to a network.