发明名称 RFID system and method for tracking food freshness
摘要 A method is provided for tracking the freshness or expiration dates of food products put into storage. The food products placed into storage are provided with smart tags, the smart tags containing food product information regarding the freshness or expiration date of the food product. The food products are scanned with a smart tag scanner prior to placing the products into storage, the scanner configured to retrieve the food product information from the smart tags. The user may be alerted if the retrieved information indicates that the food product being placed into storage has expired or is no longer fresh. The food products are placed in storage, and the user may be alerted when any of stored products have expired or are no longer fresh.
申请公布号 US2004100380(A1) 申请公布日期 2004.05.27
申请号 US20020301883 申请日期 2002.11.21
申请人 KIMBERLY-CLARK WORLDWIDE, INC. 发明人 LINDSAY JEFF;READE WALTER C.
分类号 G06K17/00;(IPC1-7):G08B21/00 主分类号 G06K17/00
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