Patent ID: 11966804
Assignee: AVERY DENNISON RETAIL INFORMATION SERVICES LLC
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 5:
6. An RFID device comprising:
an RFID chip, wherein the RFID chip is at least one of attached to a substrate at a position and embedded within the substrate at the position;
an inner antenna coupled to the RFID chip;
a detection unit comprises an outer antenna coupled to the RFID chip;
the outer antenna is disposed to overlap an area or line on a substrate which is expected to be cut through when the substrate has formed part of a closed box;
the inner antenna and the RFID chip both are disposed within the area or the line on the substrate which are expected to remain intact when the closed box is opened; and
wherein the RFID chip is configured to provide tamper information via the inner antenna when the detection unit has been damaged.