Method and device for protecting articles
First Claim
Patent Images
1. A method of using an antitheft system comprising the steps of:
- sensing with a sensor, comprising an antenna, a first person approaching an object positioned at a location;
providing information about the object to the first person in response to the step of sensing;
transmitting to a receiver of the antitheft system information from a first transmitter of an electronic key carried by a second person; and
setting off an alarm if the object is moved beyond a predetermined distance from the location.
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Abstract
A device for protecting articles, especially displayed goods, from theft is typically configured to produce information about the article when a person is detected approaching the article or the article is moved but not taken. The device typically includes an alarm which may be sounded if the article is moved too far from the display position or under other conditions.
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Citations
24 Claims
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1. A method of using an antitheft system comprising the steps of:
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sensing with a sensor, comprising an antenna, a first person approaching an object positioned at a location; providing information about the object to the first person in response to the step of sensing; transmitting to a receiver of the antitheft system information from a first transmitter of an electronic key carried by a second person; and setting off an alarm if the object is moved beyond a predetermined distance from the location. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. An apparatus comprising:
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a sensor, comprising an antenna, configured to detect a first person approaching an object at a location; an information device which comprises at least one of a visual display unit and a loudspeaker and is operatively connected to the sensor and configured to provide information about the object when the sensor detects the first person approaching the object; an electronic key adapted to be carried by a second person and comprising a first transmitter configured to transmit information to a receiver of the antitheft system; and an alarm device configured to generate an alarm if the object is moved beyond a predetermined distance from the location. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20)
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21. A method comprising the steps of:
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displaying an object; providing an antenna which is assigned to the object; sensing with the antenna a person approaching the antenna; providing information about the object to the person in response to the step of sensing; transmitting to a receiver of the antitheft system information from a transmitter of an electronic key carried by a second person; and setting off an alarm if the object is moved beyond a predetermined distance from the location. - View Dependent Claims (22, 23, 24)
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Specification