Anti-theft alarm for portable computer

Details Anti-theft alarm for portable computer Anti-theft alarm for portable computer

G - Physics

08

B

G08B 13/14 (2006.01) G06F 1/16 (2006.01) G06F 3/16 (2006.01)

Patent

CA 2382370

A laptop computer (12) is supplied with special-purpose software that detects when the cover (10) is being closed by an unauthorized person. When the cover is closed, an alarm sounds using the speaker integral the laptop. The closed-cover condition is detected. The software operates on either interrupt-driven or polled devices which have some means for detecting that the cover is closed. The software includes a password feature and a hot-key feature (15) for overriding the alarm so that an authorized person may close the cover without disturbing other persons or to stop the alarm if the authorized person forgets to disable the alarm. Image

L'invention concerne un ordinateur portable (12) pourvu d'un logiciel spécialisé conçu pour détecter la fermeture du couvercle (10) de l'ordinateur par une personne non autorisée. Lorsque le couvercle est refermé, une alarme sonne par l'intermédiaire du haut-parleur intégré à l'ordinateur portable. L'état fermé du couvercle est alors détecté. Le logiciel peut être exploité sur des dispositifs guidés par interruption ou sollicités sélectivement comprenant certains moyens permettant de détecter la fermeture du couvercle. Le logiciel comprend un élément mot de passe et un élément touche rapide (15) permettant de neutraliser l'alarme, de sorte que la personne autorisée puisse refermer le couvercle sans déranger les autres personnes ou qu'elle puisse interrompre l'alarme si elle a oublié de la désactiver.

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