The Wireless Revolution

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The Wireless Revolution
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Dr. Tal Lavian http//cs.berkeley.edu/tlavian tla
vian_at_cs.berkeley.edu UC Berkeley Engineering, CET
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What is a technological revolution?

• Historical period when dramatic socioeconomic
  change results from a technological evolution.

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What is a technological revolution?

• Historical period when dramatic socioeconomic
  change results from a technological evolution.
• The Printing Press
• Gutenberg, c. 1650

Started the Information Revolution
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What is a technological revolution?

• Historical period when dramatic socioeconomic
  change results from a technological evolution.
• The Spinning Jenny
• Patented 1770 by James Hargreaves

Started the Industrial Revolution
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The Computer a Modern Technological Revolution?

• Is it too early to declare this
  inventionrevolutionary?
• The computer
• Z1Boolean logic 1938
• ColossusWWII decryption

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Effects of Computing

• The Apollo astronauts carried slide rules to
  space
• The Apollo computer had only 72KB of ROM
• Can you name some example of how faster, massive
  computation abilities have affected the progress
  of science and technology since the 1950s?

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The Internet a Modern Technological Revolution?

• Is it too early to declare this
  inventionrevolutionary?
• The internet
• ARPANET1969
• TCP/IP1974

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Effects of Internet

• As of June 2014, only 42.3 of the world actually
  uses the internet. (87 in North America, 26 in
  Africa)
• And yet, it affects
• Business practices, Information
  availability, Privacy,
• Communication, Socialization,
  Media
• Can you name another medium that makes instant
  information, instant long-distance communication,
  and instant massive audience available to the
  common man?

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Wireless Revolution?

• Are smartphones and wireless technologies a
  technological revolution?
• How are Smartphones different fromcomputers,
  internet?

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The Wireless Revolution

• A synergistic convergence of revolutions in
• Bandwidth
• Cloud computing
• Apps
• Social networking
• Size
• Battery life
• Computing efficiency
• Screen
• Result MOBILITY
• Why is mobility significant?

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Bandwidth

• Current advancement 10s of megabits per second
• Almost free
• Whenever, wherever
• Significance
• Allows for off-phone computation and storage, via
  apps and cloud computing
• Social networking (aka, more business
  opportunities)