|8056814||Combined EAS/RFID tag|
A combined EAS/RFID tag including an EAS circuit and a first RFID circuit is disclosed. The EAS circuit has at least one capacitor and the RFID circuit has a main antenna wherein at least a part of the capacitor of the EAS circuit provides at least a part of the mai...
|7821401||RFID tag containing two tuned circuits|
An RFID tag is disclosed adapted to be read by an interrogator including a reader antenna having a carrier frequency. The tag includes a first circuit including a first inductor and a first capacitor, wherein the first circuit is tuned to a frequency above the carri...
|6946951||System and method for interrogating electronic labels|
The invention provides a system and method for interrogating one or more electronic labels attached to objects, the system including an interrogation device capable of radiating an electromagnetic interrogation signal which contains information in the form of a plur...