System and method for intrusion detection

An information handling system includes an intrusion detection circuit having two inductors and an amplifier circuit. The amplifier circuit is configured to identify an increase in inductive coupling between the inductors in response to a change in position of a cover.

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Bibliographische Detailangaben
Hauptverfasser:	Farkas, Sandor, Mutnury, Bhyrav M
Format:	Patent
Sprache:	eng
Schlagworte:	ALARM SYSTEMS BASIC ELECTRIC ELEMENTS BASIC ELECTRONIC CIRCUITRY CALCULATING CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY GENERATION OF NOISE BY SUCH CIRCUITS GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING,BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN ANON-SWITCHING MANNER INDUCTANCES MAGNETS MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES ORDER TELEGRAPHS PHYSICS PRINTED CIRCUITS SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES SIGNALLING SIGNALLING OR CALLING SYSTEMS TESTING TRANSFORMERS
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Beschreibung
Zusammenfassung:	An information handling system includes an intrusion detection circuit having two inductors and an amplifier circuit. The amplifier circuit is configured to identify an increase in inductive coupling between the inductors in response to a change in position of a cover.