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 Intelligent antitheft method and system combining magnetic tags and smart cards

Details
Inventors: Schrott, Alejandro Gabriel; Steinmetz, Michael J.; von Gutfeld, Robert Jacob; Ward, James Peter;
Assignee: Lenovo Pte. Ltd. (SG)
Primary Examiner: Zimmerman; Brian
Assistant Examiner: Brown; Vernal
Attorney, Agent or Firm: McGinn IP Law Group, PLLC

A method and system for preventing theft of an object, includes an electronic article surveillance (EAS) device operatively attached to an object, a security path for detection of the EAS device, a reader operatively coupled to the security path, and a smart card for being read by the reader. The smart card contains an identification profile of an authorized user of the object.

DETAILED DESCRIPTION In view of the foregoing and other problems of the conventional method and systems, an object of the present invention is to provide a structure and method for incorporating a smart card or the like to disable an anti-theft path (gate) for legitimate purposes.
In a first aspect of the present invention, a system (and method) for preventing theft of an object, includes an electronic article surveillance (EAS) device (e.
g.
, a 1-bit magnetic tag, as made, for example, by Sensormatic Corporation, or a 1-bit radio frequency (RF) tag, as made, for example, by Checkpoint Systems, Inc.
), operatively attached to an object, a security path for detection of the EAS device, a reader operatively coupled to the gate, and a smart card for being read by the reader, the smart card containing an identification profile of an authorized user of the object.
Such a method and system allow fast, reliable tracking of personnel carrying objects (computers) into/out of an area.
Further, a legitimate user can easily disable an interrogation device upon the presentation of suitable credentials (e.
g.
, a smart card or the like).
Additionally, such a method and system are much more convenient than having the object (e.
g.
, a computer) disabled and then having to reenable the computer upon recovery or if a mistake has occurred.
That is, with the invention, the disabling function is part of the interrogation path (e.
g.
, gate).
Thus, only the gate need be disabled and then subsequently reenabled, as opposed to the object (e.
g.
, computer) itself.
This disabling/reenabling of the gate significantly simplifies the antitheft problem.
Further, the tag on the object (computer) can be a low-cost tag (e.
g.
, a 1-bit tag or the like).
Such a low-cost tag reduces the overall cost of implementing the system.



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