A chipless RFID tag can convey a serial number, though it does not usually use conductive inks or polymers. Instead, such tags use RF-resonant materials in the inks. So, for instance, if you have 20 ...
It depends on the type of tag being used. Passive ultrahigh-frequency (UHF) RFID transponders that employ the EPC Gen 2 air-interface protocol are required to have a kill command, enabling a user to ...