Packaging system with code-based detection of product falsification
摘要:
A packaging system for at least one article includes a multilayer laminate structure that encapsulates a transformative material between first and second conductive layers where one of the first and second conductive layers defines a set of elongate sections. An NFC/RFID IC is electrically coupled to an antenna. The NFC/RFID IC has a plurality of input terminals electrically coupled to a plurality of electrical circuits that provide for electrical connection or electrical disconnection between sections in the set of elongate sections in accordance with a predefined codeword. The NFC/RFID IC is configured to sense voltage signals produced by the plurality of electrical circuits, determine a sensed codeword based on the sensed voltage signals, compare the sensed codeword to the predefined codeword, and output a signal based on such comparison. The predefined codeword can be associated with the packaging system for the at least one article or the at least one article, and the output signal output can be related to suspected counterfeiting or falsification of the at least one article. The NFC/RFID IC or an additional NFC/RFID IC can be configured to detect and register an intrusion or perforation in the multilayer laminate structure that relates to suspected tampering.
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