Transcript QR Codes - CTLT Resources

QR Codes
What is a QR Code
“Quick Response”
QR Code Data Capacity:
Numeric Code = 7,089 characters max
Alphanumeric code = 4,296 characters max
History
• Created by Toyota subsidiary Denso-Wave
in 1994
• Used for tracking parts during vehicle
manufacture
• QR = Quick Response
• Can be decoded at hi speeds and from
any direction – position detection patterns
Uses and Applications
• Most common: encode the text of a URL
• Convenience-oriented applications
• Aimed at mobile phone/device users =
mobile tagging
Convenience Oriented
Apps:
• Open a webpage
• Display text
• Display/add Contact info
to device
• Call a coded phone
number
• Open & address an email
to coded email address
• Open & address a text
message to the coded
phone number
• Highlight a geographical
location
How to Read a QR Code
• Mobile device must
have a camera
• Start the QR reader
app
• Point the camera at
the code – orient
code within
designated area
How to Create QR Codes
QR Scan Results
Contact Information
Email Address
Phone Number
Text
URL
Geolocation
Testing
• Ensure scanner reader/app is appropriate
for your mobile device
– Test for compatability & full functionality of QR
code
• Test different scanner readers/apps
Looking for a scanner app for your device?
http://analytics.percentmobile.com/device_qr_code_readers/
App store
Google: “device name” qr readers
Examples
Object hyperlinking
Object hyperlinking aims to extend the
Internet to the real world by attaching tags
with URLs to tangible objects or locations.
These tags can then be read by a wireless
mobile device and information about objects
and locations retrieved and displayed.
- Wikipedia
“Finally, the greatest importance of QR
codes could lie not in their specific use,
which may be superseded by newer codes
and interpreters, but in the opportunities
they offer for moving away from
keyboards as input devices in learning
environments.”
www.educause.edu/eli
February 2009
http://net.educause.edu/ir/library/pdf/ELI7046.pdf
Please see next presentation:
QR Codes in Education