Radio-frequency identification
TECHNOLOGY USING ELECTROMAGNETIC FIELDS TO AUTOMATICALLY IDENTIFY AND TRACK TAGS ATTACHED TO OBJECTS
Contactless identification; Rfid tag; Rfid; Optical RFID; Arphid; Spychip; Spy chips; Spy chip; ID chip; Optical rfid; RF/ID; Smart labels; RFID; RFID tag; Radio Frequency Identification; Radio frequency identification; Radio id; Embedded ID chip; Embedded id chip; Radio identification tag; RFID chip; RFID tracking module; Blocker tag; Pit tag; Passive Integrated Transponder; Bulk reading; Chip tag; Radio tag; Rfid in hand; Read-on-metal; RF ID tag; Spychips; Passive RFID; Passive integrated transponder; PIT tag; Radiofrequency identification; RFID shielding; Applications of radio frequency identification; RFID tags; Privacy implications of radio-frequency identification; Controversies surrounding radio-frequency identification; Contactless chip
Radio-frequency identification (RFID) uses electromagnetic fields to automatically identify and track tags attached to objects. An RFID system consists of a tiny radio transponder, a radio receiver and transmitter.