1. QR Codes Jonathan Smith The Catholic University of America

2. What is a Quick Response Code? Image credit: Denso Wave Inc. http://www.denso-wave.com/qrcode/aboutqr-e.html

QR Code data capacity:

• Numeric: 7,089 characters

• Alphanumeric: 4,296 characters

UPC-A data capacity:

• Numeric: 12 characters

• Alphanumeric: 0 characters

3. What to do with all of that data?

• Multiple paragraphs of text.

• Website address (URL)

• Phone Number

• SMS (Text message)

• Contact information

• Calendar event

Image credit: Gia's Blog http://www.giagia.co.uk/2007/09/11/spread-the-virus/ 4. How to access that data?

Required:

• Camera phone

• QR Code reader

Not sure if you phone can use a QR Code reader? See: http://bit.ly/1dUIpu

Image credit: Intel Student Design http://interactive.usc.edu/intelstudentdesign/2009/08/photos_of_qr_code_scanning_for.html 5. Image credit: http://www.flickr.com/photos/betsyweber/4430726235/ 6. 7. How do you make a QR Code?

Web search: "qr code generator"

There are many free online generators, some pay services have extra features.

• Kaywa http://qrcode.kaywa.com/

• ZXing Project http://zxing.appspot.com/generator/

8. Uses: More info please? 9. Uses: A video tutorial? 10. Uses: Scavenger hunt? 11. Uses: Link to website? 12.

Thank you.

This presentation is at: http://bit.ly/9tV5ZQ