Systems and Methods for Secure Supply Chain Management and Inventory Control
First Claim
Patent Images
1. A collection, comprising:
- a plurality of items, where each item possesses an item identifier string; and
a plurality of RFID tags, where an RFID tag is affixed to each of the items and each RFID tag is encoded with a code word element generated using at least all of the item identifier strings.
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Abstract
Systems for encoding and reading RFID tags on a collection of items are shown. One embodiment of the invention includes a plurality of items, where each item possesses an item identifier string, and a plurality of RFID tags, where an RFID tag is affixed to each of the items and each RFID tag is encoded with a code word element generated using at least all of the item identifier strings. In many embodiments, the collection is a plurality of goods contained within a case, pallet, container or storage area.
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Citations
20 Claims
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1. A collection, comprising:
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a plurality of items, where each item possesses an item identifier string; and a plurality of RFID tags, where an RFID tag is affixed to each of the items and each RFID tag is encoded with a code word element generated using at least all of the item identifier strings. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A method of producing RFID tags for identifying a collection of items, where each item is identified by an item identifier string, comprising:
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creating a set of identifier strings using the item identifier strings of all of the items in the collection; generating a code word using at least the set of identifier strings; breaking the code word into a number of code word elements equal to the number of items in the collection; and using each code word element to encode a separate RFID tag. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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Specification