
CSIE54600 Pervasive Computing Lecture02: Overview
Note 8
Road to Pervasive
z Road to pervasive
z Smart, ubiquitous I/O devices: tabs, pads, and boards
z Hundreds of computers per person, but casual, low-
intensity use
z Many, many “displays”: audio, visual, environmental
z Wireless networks
z Location-based, context-aware services
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z Interesting scenarios
z Using a computer should be as refreshing as a
walk in the woods
Ubiquitous I/O Devices
z Post-it note-sized palmtop computers
z One hundred per person per office
z
lways have one on you, wirelessly connected
z Small touch-sensitive display screen
z Scatter around the office like post-it notes
z Notebook-sized computers
z
en
er
erson
er office
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z Stylus-based input primary
z Near gigabit wireless communication bandwidth
z Seamless support of multimedia
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