history of communication timeline

  • Jan 1, 700

    7th century

    Hindu-Malayan empires write legal documents on copper plate scrolls, and write other documents on more perishable media
  • Jan 1, 751


    Paper is introduced to the Muslim world after the Battle of Talas.
  • Jan 1, 1305


    The Chinese develop wooden block movable type printing.
  • Jan 1, 1450


    Johannes Gutenberg finishes a printing press with metal movable type.
  • Jan 1, 1520


    Ships on Ferdinand Magellan's voyage signal to each other by firing cannon and raising flags.
  • 1793

    Claude Chappe establishes the first long- distance semaphore telegraph line.
  • 1831

    Joseph Henry proposes and builds an electric telegraph
  • 1835

    Samuel Morse develops the Morse code.
  • 1843

    Samuel Morse builds the first long distance electric telegraph line.
  • 1844

    Charles Fenerty produces paper from a wood pulp, eliminating rag paper which was in limited supply
  • 1849

    Associated Press organizes Nova Scotia pony express to carry latest European news for New York newspapers.
  • 1877

    Thomas Edison patents the phonograph.
  • 1889

    Almon Strowger patents the direct dial telephone.
  • 1901

    Guglielmo Marconi transmits radio signals from Cornwall to Newfoundland.
  • Period: to


  • 1925

    John Logie Baird transmits the first television signal
  • 1942

    Hedy Lamarr and George Antheil invent frequency hopping spread spectrum communication technique.
  • 1947

    Douglas H. Ring and W. Rae Young of Bell Labs proposed a cell- based approach which leads to "cellular phones".
  • 1949

    Claude Elwood Shannon, the "father of information theory", mathematically proves the Nyquist–Shannon sampling theorem.
  • 1958

    Chester Carlson presents the first photocopier suitable for office use.
  • 1963

    First geosynchronous communications satellite is launched, 17 years after Arthur C. Clarke's article.
  • 1966

    Charles Kao realizes that silica- based optical waveguides offer a practical way to transmit light via total internal reflection.
  • 1969

    The first hosts of ARPANET, Internet's ancestor, are connected.
  • 1971

    Erna Schneider Hoover invented a computerized switching system for telephone traffic.
  • 1989

    Tim Berners- Lee and Robert Cailliau built the prototype system which became the World Wide Web at CERN.
  • 1991

    Anders Olsson transmits solitary waves through an optical fibre with a data rate of 32 billion bits per second.
  • 1992

    Neil Papworth sends the first SMS (or text message).
  • AD 26-37

    Roman Emperor Tiberius rules the empire from island of Capri by signalling messages with metal mirrors to reflect the sun.
  • 105

    Tsai Lun invents paper.