Radio Frequency Identification or RFID is a wireless non-contact use of radio-frequency electromagnetic fields to transfer data for the purposes of automatically identifying and tracking tags attached to objects. The tags contain electronically stored information. Some key aspects about RFID:- RFID tags can be either active or passive. Active tags have a local power source like a battery and...

Radio Frequency Identification or RFID is a wireless non-contact use of radio-frequency electromagnetic fields to transfer data for the purposes of automatically identifying and tracking tags attached to objects. The tags contain electronically stored information. Some key aspects about RFID:- RFID tags can be either active or passive. Active tags have a local power source like a battery and...