Patents Represented by Attorney Robert Guillot

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  • Dual band frequency reuse antenna
    Patent number: 5258768
    Abstract: A dual frequency band antenna (10) having frequency reuse capability. The antenna waveguide (12) includes a four port waveguide network which transmits and receives orthogonal, linearly polarized signals of each of two frequencies. A pyramidal horn (14) is engaged to the mouth of the waveguide, and a meanderline polarizer (16) is engaged to the aperture (17) of the horn (14) to convert the signals from linear polarizations to circular polarizations.
    Type: Grant
    Filed: July 6, 1992
    Date of Patent: November 2, 1993
    Assignee: Space Systems/Loral, Inc.
    Inventor: Terry M. Smith