Beyond the Barcode RFIDs Radio Frequency Identification

History of RFIDs WWII: IFF- Identify Friend or Foe Tagging Livestock Tagging Nuclear Devices Tracking Railroad Containers

How RFID Works

Types of RFID Passive RFID Semi-Active RFID Active RFID

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