Communications
A look back
Background
• Communications is the act of conveying
information using exchange of thoughts,
messages or information, using...
Cave paintings
• Prior to about 3500 BC
Hieroglyphic writing
• Around 3500 BC
• Egyptians and Sumerians
On foot
• 490 BC, Phidippides ran from Marathon to Athens to
warm the Athenians of the approaching Persian army.
Apparentl...
Metal mirrors & the Sun
• Around 26-37 AD, Roman Emperor
Tiberius rules empire by signaling with
polished metal to reflect...
Paper!
• In 751, Paper is introduced, using wood
pulp.
• In 1844, Charles Fenerty produces paper
from wood pulp.
Printing
• 1305 Chinese develop wooden block
movable type printing
• 1450 Johannes Gutenberg creates metal
moveable type p...
Telegraph from tower to electric
• 1792 Claude Chappe establishes first long distance
semaphore telegraph line (uses tower...
Morse code and long distance
• 1835 Samuel Morse develops Morse Code
• 1843 Morse builds long distance electric
telegraph
Electric telephone
• 1876 Alexander Graham Bell and Thomas
Watson create electric telephone line
Phonograph
• 1877 Thomas Edison patents phonograph
Radio signals for communication
• 1901 Guglielmo Marconi transmits radio
signals
First television signal
• 1925 John Logie Baird transmits first
television signal. During World War 2, he
developed the fi...
Beginning of cell phone technology
• 1947 Douglas H. Ring and W. Rae Young
of Bell Labs proposed a cell based approach
to ...
First copying machine
• 1958 Chester Carlson presents first
photocopier suitable for office use
Internet ancestors
• 1969 First hosts of ARPANET (Internet
ancestors) are connected
WWW (World Wide Web)
• 1989 Tim Berners-Lee and Robert Cailiau
build prototype for World Wide Web at
CERN
First Text Message
• 1992 Neil Papworth sends first SMS (or text
message)
Digital Satellite
• 2001 first digital cinema transmission by
satellite
Communication Technology today:
• Websites
• Blogs
• Email
• Discussion groups
• Chat
• Instant messaging
• SMS (Text mess...
Discussion questions
• Which type of communication mentioned
do you feel is the most important for
personal use? Business ...
Upcoming SlideShare
Loading in …5
×

Communications presentation

870 views

Published on

Week one presentation for Talking and Beyond class. This includes a history of communications technology. Very general look.

Published in: Education, Technology, Business
1 Comment
1 Like
Statistics
Notes
No Downloads
Views
Total views
870
On SlideShare
0
From Embeds
0
Number of Embeds
3
Actions
Shares
0
Downloads
15
Comments
1
Likes
1
Embeds 0
No embeds

No notes for slide

Communications presentation

  1. 1. Communications A look back
  2. 2. Background • Communications is the act of conveying information using exchange of thoughts, messages or information, using speech, visuals, signals, writing or behavior. • This presentation traces communications from the past to about 2000. Our class will take it from there.
  3. 3. Cave paintings • Prior to about 3500 BC
  4. 4. Hieroglyphic writing • Around 3500 BC • Egyptians and Sumerians
  5. 5. On foot • 490 BC, Phidippides ran from Marathon to Athens to warm the Athenians of the approaching Persian army. Apparently, he died from the strain. • Foot would remain important for communication, using horses during Roman times (14AD), Kublai Khan times (1280 AD) and our Pony Express (1861 AD)
  6. 6. Metal mirrors & the Sun • Around 26-37 AD, Roman Emperor Tiberius rules empire by signaling with polished metal to reflect the sun.
  7. 7. Paper! • In 751, Paper is introduced, using wood pulp. • In 1844, Charles Fenerty produces paper from wood pulp.
  8. 8. Printing • 1305 Chinese develop wooden block movable type printing • 1450 Johannes Gutenberg creates metal moveable type printing press
  9. 9. Telegraph from tower to electric • 1792 Claude Chappe establishes first long distance semaphore telegraph line (uses towers to send visual signals) • 1831 Joseph Henry builds electric telegraph
  10. 10. Morse code and long distance • 1835 Samuel Morse develops Morse Code • 1843 Morse builds long distance electric telegraph
  11. 11. Electric telephone • 1876 Alexander Graham Bell and Thomas Watson create electric telephone line
  12. 12. Phonograph • 1877 Thomas Edison patents phonograph
  13. 13. Radio signals for communication • 1901 Guglielmo Marconi transmits radio signals
  14. 14. First television signal • 1925 John Logie Baird transmits first television signal. During World War 2, he developed the first color picture tube.
  15. 15. Beginning of cell phone technology • 1947 Douglas H. Ring and W. Rae Young of Bell Labs proposed a cell based approach to technology which would lead to cell phones.
  16. 16. First copying machine • 1958 Chester Carlson presents first photocopier suitable for office use
  17. 17. Internet ancestors • 1969 First hosts of ARPANET (Internet ancestors) are connected
  18. 18. WWW (World Wide Web) • 1989 Tim Berners-Lee and Robert Cailiau build prototype for World Wide Web at CERN
  19. 19. First Text Message • 1992 Neil Papworth sends first SMS (or text message)
  20. 20. Digital Satellite • 2001 first digital cinema transmission by satellite
  21. 21. Communication Technology today: • Websites • Blogs • Email • Discussion groups • Chat • Instant messaging • SMS (Text messaging) • Social networks • Tweeting • Video conferencing • Voice messaging
  22. 22. Discussion questions • Which type of communication mentioned do you feel is the most important for personal use? Business use? • What are some of the advantages of the increasing types of communication available? • What are some disadvantages of these options?

×