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:
Dec. 30, 1986
Filed:
Jan. 07, 1985
Applicant:
Inventors:
Philip M Anderson, III, Chatham, NJ (US);
John J Torre, Monroe, NY (US);
Assignee:
Allied Corporation, Morris Township, Morris County, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01S / ; G08B / ;
U.S. Cl.
CPC ...
342 27 ; 340572 ; 340552 ; 343742 ;
Abstract
A coplanar antenna system has an interrogating means adapted to generate time varying magnetic field components within a region proximate thereto and a receiving means adapted to detect magnetic field components within a region proximate to the antenna system. The interrogating means has a plurality of coils configured such that the components thereof have near zero net resultant magnetic field. At least one coil of the receiving means is configured to detect components thereof having a preselected net resultant magnetic field.