RFID and its uses_1

RFID and its uses_1

1. identifies objects,animals or people

2. 2 parts of the system

   • the tag
     • a tiny version of a microchip
     • has a code to identify the thing its attached to
     • connected to a flat spiral aerial to pick up radio signals
   • the reader
     • it sends a radio signal to the tag asking for the code
     • it connects to a computer/database and uses the code to identify what or who the object is

3. who uses them

   • businesses
     • keep track of their stock