Anti-theft security device and perimeter detection system

US7671741B2 · kind B2 · utility

Inventors

• Michael Lax · Laurel Hollow, US
• Agjah I. Libohova · East Setauket, US
• Frederik van Koot · Halesite, US

Key dates

• Filing date: Jul 27, 2006
• Grant date: Mar 2, 2010
• Expiry date: Sep 15, 2027

Classification

• Technology area (CPC G): Physics
• CPC primary: G08B13/2482
• WIPO field: Control
• WIPO sector: Instruments

Abstract

A security tag in accordance with an embodiment of the present invention includes a housing, a membrane operable for attachment to merchandise, wherein the housing is connected the membrane, a monitoring device operable to monitor whether a party removes or attempts to remove the housing from the membrane and an alarm operable to emit a tamper signal when the monitoring device indicates that a party has removed or attempted to remove the housing from the membrane in an unauthorized condition. A security system in accordance with an embodiment of the present invention includes a security tag operable for connection to merchandise to be secured, a monitoring device operable to monitor whether a party removes or attempts to remove the security tag from the merchandise and an alarm operable to emit a tamper alarm signal when the monitoring device indicates that a party has removed or attempted to remove the security tag from the merchandise in an unauthorized condition.