Prepared By Awais Sharif (BS Chemical Engineer) Give your views about my slides on Origin of Communication!!!

1. Origin of Communication
• M.Mudasser • Yasin Latif
(SP11-BEC-051) (SP11-BEC-093)
• M.Awais Sharif • Noman Ayub
(SP11-BEC-097) (SP11-BEC-065)

2. What is Communication?
• Communication is the
activity of
conveying information
through the exchange
of thoughts, messages,
or information, as by
speech, visuals, signals,
writing, or behavior.

3. History of Communication
History of communication involves:
1.Speech
2.Symbols
3.Writing

4. Speech
• Human communication was revolutionized
with speech approximately 200,000 years ago.
• Vocalized form.
• Based on Syntatic(syntax) combination of
lexicals and names.

5. Symbols
• Symbols introduced 30,000
years ago.
• A conventional
representation of a concept.
• Imperfection of Speech.
• Improving both the range at
which people could
communicate and the
longevity of the
information.

6. Continued…
Symbols involves:
1.Cave paintings
2.Petro glyphs
3.Pictograms
4.Ideograms

7. Cave paintings
• Cave
paintings are paintings on
cave walls and ceilings,
especially those
of prehistoric origin.
• Oldest symbol.
• Form of rock art.
• The oldest known cave
painting is that of
the Chauvet Cave, dating to
around 30,000 BC.

8. Petro glyphs
• Petroglyphs (also called rock
engravings) are pictogram
and logogram images created
by removing part of a rock
surface by incising, picking,
carving, and abrading.
• Carvings into a rock surface. It
took about 20,000 years for
homo sapiens to move from
the first cave paintings to the
first petroglyphs, which are
dated to around 10,000BC.

9. Continued…
• The most important difference
between petroglyphs and
pictograms is that petroglyphs
are simply showing an event,
but pictograms are telling a
story about the event
• The term petroglyph should
not be confused
with pictograph, which is an
image drawn or painted on a
rock face.

10. Pictograms
• A pictogram (pictograph) is
a symbol representing
a concept, object, activity,
place or event by illustration.
• Pictography is a form of proto-
writing whereby ideas are
transmitted through drawing.
• Pictography is a form
of writing which uses
representational,
pictorial drawings.

11. Ideograms
• An ideogram or ideograph
is a graphic symbol that
represents an idea or
concept.

12. Writing
• Invention of the first writing systems is
roughly contemporary in with the beginning of
the Bronze Age.
• First writing system is generally believed to
have been invented in pre-historic Sumer and
developed by the late 3rd millennium into
cuneiform.

13. Writing

14. Writing
• Indus Valley Script was
also developed in third
Millennium.
• a few scholars have
questioned the Indus
Valley script's status as
a writing system.

15. First Writing Language
• Heiroglyphics, the first
standardize written
language
• It was a form of picture
writng, each symbol
represented and idea or a
word.
• Believed that writing was
invented by god Thoth.

16. Alphabet
• First pure alphabets
emerged around 2000
BC in Ancient Egypt.
• Alphabetic principles
had already been
incorporated into
Egyptian hieroglyphs.

17. Means Of Communications
• The very first postal service for government
used in China
• Announce the winner of
Olympic Games.

18. Means Of Communications
• Wooden printing
presses invented in
China
• Symbols were carved on
wooden block
• Newspaper appeared in
Europe

19. Means Of Communications
• Henry Mill patent the first
type writer. (1714)
• Charles Wheatstone
invented the telegraph and
microphone. (1821)

20. Means of Communication
• Alexender Graham Bell
patent the first telephone
• Television
• Computer

21. Means of Communication
Internet

22. Thank You