telecommunications inventions

Timeline created by Irene Roig
  • Telegraph- David Alter

    Telegraph- David Alter
    Communication system that allows the transmission of information by means of electrical impulses and using a pre-established code of signs.
  • Telephone- Alexander Graham Bell

    Telephone- Alexander Graham Bell
    Communication system that transmits voice and sound over long distances by electrical or electromagnetic means.
  • Radio- Guillermo Marconi

    Radio- Guillermo Marconi
    The transmission and reception of electromacnetic waves of radio frequency, especially those carrying sound messages.
  • Television- John Logie Baird

    Television- John Logie Baird
    An electrical device that receives and reproduces images and sounds transmitted by television.
  • Computer- Konrad Zuse

    Computer- Konrad Zuse
    Electronic machine capable of storing information and processing it automatically through mathematical and logical operations controlled by computer programs.
  • Tablet- Alan Kay

    Tablet- Alan Kay
    Is a portable electronic device larger than a smartphone or a PDA, it is a single piece that integrates a touch screen that emits light and with which it interacts primarily with the fingers or a stylus, without the need for physical keyboard or mouse.
  • Mobile phone- Martin Cooper

    Mobile phone- Martin Cooper
    Is an artifact that is used to communicate on a mobile basis. The technology basically consists of antennas distributed in a coverage area that interact with the device, sending and receiving signals with it.