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:
Apr. 07, 1992
Filed:
Feb. 20, 1991
Applicant:
Inventors:
Harry E Watkins, Boca Raton, FL (US);
Brent F Balch, Ft. Lauderdale, FL (US);
Jeffrey T Oakes, Deerfield Beach, FL (US);
Richard L Copeland, Boca Raton, FL (US);
Hubert A Patterson, Boca Raton, FL (US);
Mart Martinson, Deerfield Beach, FL (US);
Assignee:
Sensormatic Electronics Corporation, Deerfield Beach, FL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01Q / ; H01Q / ; H01Q / ; G08B / ;
U.S. Cl.
CPC ...
343742 ; 340572 ; 343867 ;
Abstract
A magnetic article surveillance system utilizing microcomputer control and unique time domain and frequency domain information gathering channels whose information is processed by the microcomputer via preselected time domain and frequency domain criteria.