Radio Frequency (RF) technology is an abbreviation for Radio Frequency. The more common application of radio frequency identification (Radio Frequency Identification, RFID), often referred to as inductive electronic chip or proximity card, proximity card, non-contact card, electronic tags, electronic bar code, etc.. The principle of the scanner by transmitting a specific frequency of radio wave energy to the receiver, used to drive the receiver circuit will be sent out of the internal code, this time the scanner will receive the code.
The receiver's special is free of batteries, contact-free, no brush card is not afraid of dirt, and the chip code for the world's only can not be copied, high security, long life.RFID applications are very wide, typical applications are animal chip, car chip immobilizer, access control, parking lot control, production line automation, material management.