Security screening method and apparatus

A method and apparatus to screen individuals specifically for paramagnetic or ferromagnetic objects they may be carrying or wearing, before they enter a security area. The device comprises either a screening portal or a compact, hand-held magnetic gradiometer and its electronics. The device places a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Czipott, Peter V, Kumar, Sankaran, Wolff, Stephen, Burnett, Lowell J, McClure, Richard J, Massengill, R. Kemp, Avrin, William J
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method and apparatus to screen individuals specifically for paramagnetic or ferromagnetic objects they may be carrying or wearing, before they enter a security area. The device comprises either a screening portal or a compact, hand-held magnetic gradiometer and its electronics. The device places all of the sensor arrays in close proximity to all parts of a subject's body, for screening purposes.