PRODUCT MANAGEMENT SYSTEM AND METHOD OF MANAGING PRODUCT AT A LOCATION
First Claim
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1. A product management system comprising:
- a radio frequency identification (RFID) reader;
an echolocation RFID tag for the transmission of radio signals to a product and thereafter receiving return signals due to the reflection of the transmitted radio signals from the product;
wherein, in operation, the RFID reader receives information from the echolocation RFID tag to determine a distance from the echolocation RFID tag to the product and then correlates the distance determined to a quantity of product.
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Abstract
A system and method of managing product at a location in which an echolocation RFID tag or a weight-sensing RFID tag is utilized to determine the quantity of material in a container and then this information is read by an RFID reader and then transmitted to a data storage repository and processing program for further handling of the data. The data storage repository and processing program may be near the RFID reader or may be remotely located with respect to the RFID reader.
61 Citations
22 Claims
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1. A product management system comprising:
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a radio frequency identification (RFID) reader; an echolocation RFID tag for the transmission of radio signals to a product and thereafter receiving return signals due to the reflection of the transmitted radio signals from the product; wherein, in operation, the RFID reader receives information from the echolocation RFID tag to determine a distance from the echolocation RFID tag to the product and then correlates the distance determined to a quantity of product. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A product management system comprising:
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a radio frequency identification (RFID) reader; a weight-sensing RFID tag which can determine the weight of a quantity of a product; and wherein, in operation, the RFID reader receives information from the weight-sensing RFID tag to determine a weight of a quantity of product. - View Dependent Claims (17)
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18. A product management system comprising:
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a radio frequency (RFID) tag having the capability by echolocation or weight-sensing to determine the quantity of product in a container; an RFID reader for receiving the quantity of product information from the RFID tag; a communication device for transmitting the quantity of product information to a remote location; and a processing program for processing the quantity of product information received by the RFID reader.
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19. A method of managing product at a location, the method comprising the steps of:
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sensing by an echolocation radio frequency identification (RFID) tag the level of product in a container at the location; reading the level of product from the echolocation RFID tag; and correlating the level of the product in the container to a quantity of product in the container. - View Dependent Claims (20)
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21. A method of managing product at a location, the method comprising the steps of:
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sensing by a weight-sensing radio frequency identification (RFID) tag the weight of product in a container at the location; and reading the weight of product from the weight-sensing RFID tag. - View Dependent Claims (22)
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Specification