Beyond the BarcodeRFIDsRadio Frequency Identification
History of RFIDs
• WWII: IFF- Identify Friend or Foe
• Tagging Livestock
• Tagging Nuclear Devices
• Tracking Railroad Containers
http://www.ftc.gov/bcp/workshops/rfid/engels.pdf
How RFID Works
Types of RFID
• Passive RFID
• Semi-Active RFID
• Active RFID
http://www.ftc.gov/bcp/workshops/rfid/engels.pdf
Current Usage
• Inventory Management
• Security• Passports• Hospital Patients
Current Usage
• Credit Cards
- SpeedPass
- American Express
• Car Keys
• Toll Collection
The Future
• Store Shelf Management
• Household Applications- Refrigerator- Washing Machine
• Medical Information
• Supply Chain
Ethical Concerns
• Digital Pickpockets
• Big Brother– Richard Stallman– Too much data?
• Economic Concerns– Reduction of unskilled jobs
Limitations of Technology
• RFIDs can be destroyed– Maliciously or inadvertently– Workaround with capacitors?
• Range
• Accuracy
• Power Source
• Cost
Summary
• Wide Range of Applications
• Costs Continue to Decrease
• RFIDs: Here to Stay
Works Cited
• http://en.wikipedia.org/wiki/Rfid• http://jproc.ca/sari/sariff.html• http://www.rfidjournal.com/article/articleview/1338/1/129/• http://people.interaction-ivrea.it/c.noessel/RFID/RFID_timeline.pdf• http://www.ftc.gov/bcp/workshops/rfid/engels.pdf• http://www.ethlife.ethz.ch/images/stallman-m.jpg• http://static.howstuffworks.com/gif/pickpocket-intro.jpg• http://perens.sourcelabs.com/• http://www.computerworld.com/softwaretopics/erp/report/• http://www.cs.hku.hk/~clwang/RFID/Picture10.png• http://islab.oregonstate.edu/koc/ece399/f03/explo/gragg.pdf
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