History of-communications-1221763652963426-9

History of Communications

• The Phoenicians develop an alphabet.

• The Sumerians develop cuneiform writing - pictographs of accounts written on clay tablets.

• The Egyptians develop hieroglyphic writing

3500 BC to2900 BC

History of Communications

• Greeks use a phonetic alphabet written from left to right.

• Oldest record of writing in China on bones.

• The first encyclopedia is written in Syria.

1775 BC

1400 BC

1270 BC

History of Communications

• The very first postal service - for government use in China.

• First recorded use of homing pigeons to send messages - Announcing the winner of the Olympic Games to the Athenians.

900 BC

776 BC

History of Communications

• The Greeks start the very first library.

• Papyrus rolls and early parchments made of dried reeds - first portable and light writing surfaces.

• Tsai Lun of China invents paper as we know it.

530 BC

500 BC to 170 BC

105 BC

History of Communications

• Human messengers on foot or horseback common in Egypt and China with messenger relay stations built along the route.

• Sometimes fire messages used from relay station to station instead of humans.

200 to 100 BC

History of Communications

• Romans establish postal services.

• Heliographs - mirrors first used to send messages by Roman Emperor Tiberius.

• First bound books.

14 AD

37 AD

100 AD

History of Communications

• First wooden printing presses invented in China - symbols carved on a wooden block.

• Movable type (made of clay) invented in China by Pi Sheng

• First bound books.

• Newspapers appear in Europe.

305 AD

1049 AD

1450 AD

History of Communications

• Johannes Gutenberg invents a printing press with metal movable type.

• Camera Obscura invented - primitive image making.

• Leipzig German merchant and printer, Timotheus Ritzsch, prints first daily newspaper.

1455

1560

1650

History of Communications

• Englishmen, Henry Mill receives the first patent for a typewriter.

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

• Joseph Niépce achieves the first photographic image.

1714

1793

1814

History of Communications

• Charles Wheatstone reproduces sound in a primitive sound box - the first speaker.

• Joseph Henry invents the first electric telegraph.

• Samuel Morse invents Morse code.

1821

1831

1835

History of Communications

• Samuel Morse creates the first long distance electric telegraph line.

• Alexander Bain patents the first fax machine.

• United States starts the Pony Express for mail delivery.

1843

1861

History of Communications

• Coleman Sellers invents the Kinematoscope - a machine that flashed a series of still photographs onto a screen.

• Christopher Shoales creates the first successful modern typewriter.

1861

1867

History of Communications

• Thomas Edison patents the mimeograph - an office copying machine.

• Alexander Graham Bell patents the electric telephone.

• Melvyl Dewey writes the Dewey Decimal System for ordering library books.

1876

History of Communications

• Thomas Edison patents the phonograph - with a wax cylinder as recording medium.

• Eadweard Muybridge invents high speed photography - creating first moving pictures that captured motion.

1877

History of Communications

• Emile Berliner invents the gramophone - a system of recording which could be used over and over again.

• George Eastman patents Kodak roll film camera.

• Almon Strowger patents the direct dial telephone.

1887

1889

History of Communications

• Guglielmo Marconi improves wireless telegraphy.

• First telephone answering machines appear.

• Valdemar Poulsen invents the first magnetic recording device using magnetized steel tape.

• Loudspeakers invented.

1894

1899

History of Communications

• Marconi transmits radio signals from Cornwall to Newfoundland - the first radio signal to cross the Atlantic Ocean

• First regular comic books.

• Lee Deforest invents an electronic amplifying tube improving radios and telephones

1902

1904

History of Communications

• Thomas Edison demonstrates the first talking motion picture. It will be 17 years until “talkies”

• First cross country telephone call made.

• First radios with tuners begin to broadcast different stations

1910

1914

1916

History of Communications

• The television or iconoscope (cathode-ray tube) invented by Vladimir Kosma Zworykin - first television camera.

• John Logie Baird transmits the first experimental television signal.

1923

1925

History of Communications

• Warner Brothers Studios invents a way to record sound separately from the film on large disks and to synchronize the sound and motion picture tracks upon playback - an improvement on Thomas Edison's work.

1926

History of Communications

• NBC starts two radio networks.

• CBS founded.

• First television broadcast in England.

• Warner Brothers releases “The Jazz Singer” the first successful talking motion picture.

1927

History of Communications

• Radio popularity spreads with the "Golden Age" of radio.

• First television broadcasts in the United States.

• Movietone system of recording film sound on an audio track right on the film invented.

1930

History of Communications

• Joseph Begun invents the first magnetic tape recorder for recording location audio.

• Television broadcasts are now able to be taped and edited - rather than only live or on film.

• Scheduled regular television broadcasts begin.

1934

1938

1939

History of Communications

• Computers like Harvard's Mark I put into public service - the age of Information Science begins

• Long playing record invented - vinyl and played at 33 rpm.

• Transistor invented - enabling the miniaturization of electronic devices.

1944

1948

History of Communications

• Network television starts in U.S. and NBC is the First Network

• 45 rpm record invented

• Computers are first sold commercially.

• Chester Carlson invents the photocopier or Xerox machine.

1949

1951

1958

History of Communications

• Integrated Circuit invented enabling the further miniaturization of electronic devices and computers.

• Zip codes invented in the US

• Xerox invents the Telecopier - the first successful fax machine.

1958

1963

1966

History of Communications

• ARPANET - the first Internet -started by MIT.

• The floppy disc is invented.

• The microprocessor is invented - called a “computer on a chip”

• HBO invents pay-TV service for cable.

1969

1971

1972

History of Communications

• First Apple home computer invented.

• First nationwide programming via satellite - implemented by Ted Turner.

• First cellular phone communi-cation network started in Japan.

1976

1979

History of Communications

• Sony Walkman invented.

• First IBM PC sold.

• First laptop computers sold to public.

• Computer mouse becomes regular part of computer.

1980

1981

History of Communications

• Time magazines names the computer as "Man of the Year."

• First cellular phone network started in the United States.

• Apple Macintosh released.

• IBM PC AT released.

1983

1984

History of Communications

• Cellular telephones in cars become wide-spread.

• CD-ROMs in computers.

• American government releases control of internet and WWW is born - making communication at lightspeed.

1985

1994