1
Paine T O Administrator of the National Aeronautics and Space, N A, Seaton Arthur F: Conical reflector antenna. November 23, 1971: US3623114 (144 worldwide citation)

A conical reflector antenna is disclosed with a feed that is either a close approximation to a line source or a cylindrical structure which is electrically equivalent to a line source. Nearly complete control of its aperture illumination function is achieved by exciting various amounts of the line s ...


2
Robert A Koslover: Steerable high-power microwave antennas. SCIENTIFIC APPLICATION & RESEARCH ASSOCIATES, Stetina Brunda Garred & Brucker, October 10, 2017: US09786993

A steerable, high-power microwave antenna includes: a forward-traveling, leaky-wave feed antenna; a trans-reflecting conical-sectional reflector disposed spaced-apart and above said leaky-wave feed antenna and having a conical surface facing said leaky-wave feed antenna and formed of a plurality of ...