1. CS3900 Richard Emerson1 Radio Frequency ID Tags Smart labels that send/receive data via radio waves Usually works like a barcode – contains a product code that can be looked up Can be scanned automatically without line-of-sight

2. CS3900 Richard Emerson2 Types Of RFID Tags Active – Has own power source and can send signals independently Passive – Receives power from reader so only works short range

3. CS3900 Richard Emerson3 Current Uses of RFID Tags Animal tracking – Domesticated and wild animals Person location – Criminals, children etc Product identification – Inventory, checkout and tracking

4. CS3900 Richard Emerson4 Potential Problems Privacy – Tags could be used to track individuals activities Security – Possible hacking to change product prices etc

5. CS3900 Richard Emerson5 The Future Of RFID Tags The use of RFID tags will become more and more common in the future When used in conjunction with the Internet more possibilities will emerge International standards will make it easier to track tags using multiple devices