RFID Security System
First Claim
Patent Images
1. A security system comprising:
- a switchable RFID tag;
a tamper sensor configured to detect a change in state of the RFID tag, the RFID tag being configured for attachment to an article;
a point of sale system configured to associating the change in state of the RFID tag with the sale of the article;
4 Assignments
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Accused Products
Abstract
Various switchable RFID devices are disclosed. These switchable RFID devices may include one or more RFID tags and one or more switches. Some of these one or more switches are optionally wireless. In various embodiments, the switchable RFID devices include security devices, identity devices, financial devices, remote controls, and the like. In some embodiments, switches are configured to enter data into a switchable RFID device, for example to select a financial account.
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Citations
22 Claims
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1. A security system comprising:
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a switchable RFID tag; a tamper sensor configured to detect a change in state of the RFID tag, the RFID tag being configured for attachment to an article; a point of sale system configured to associating the change in state of the RFID tag with the sale of the article; - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. The system of claim 11, wherein the RFID tag wherein the conductor is configured to change the state of the RFID tag while the RFID tag is not powered.
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12. An RFID security device comprising:
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a conductive loop; and a switchable RFID tag configured to generate a first RF signal responsive to the conductive loop being broken. - View Dependent Claims (13, 14, 15, 16, 17)
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18. A method of managing inventory comprising:
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detecting the removal of an RFID tag from an article by detecting a change in state of the RFID tag; recording a sale of the article; and associating the removal of the RFID tag with the sale of the article. - View Dependent Claims (19, 22)
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20-21. -21. (canceled)
Specification