Patents Represented by Attorney Gerhard D. Fuchs

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  • Coplanar antenna for proximate surveillance systems
    Patent number: 4633250
    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.
    Type: Grant
    Filed: January 7, 1985
    Date of Patent: December 30, 1986
    Assignee: Allied Corporation
    Inventors: Philip M. Anderson, III, John J. Torre