The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 18, 1998
Filed:
Dec. 02, 1996
Applicant:
Inventors:
Douglas A Drew, Boca Raton, FL (US);
Joerg W Zschirnt, Boca Raton, FL (US);
Assignee:
Sensormatic Electronics Corporation, Boca Raton, FL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B / ;
U.S. Cl.
CPC ...
340572 ; 340551 ;
Abstract
A deactivation device for use in an EAS system and comprising a detection transmit means operable to transmit a detection field into a detection/deactivation area, a detecting means operable to sense a signal from an EAS tag responsive to the detection field, and a deactivating means for transmitting a deactivating field into the detection/deactivation area operable to deactivate said active EAS tag, and wherein said detection transmit means and said deactivating means use a common coil to transmit the respective fields.