FIELD: antenna engineering. SUBSTANCE: antenna array has aperture-type exciter (dephased horn) and travelling-wave antenna mounted perpendicular to its aperture. Exciter has low level of cross-polarization and aperture-type surface utilization factor of at least 0.9. Travelling-wave antennas may be made in the form of linear arrays of printed-circuit dipoles. Polarizing properties of exciter coincide with those of travelling-wave antennas. According to calculations, antenna system gain is 46 dB at 12 GHz. EFFECT: improved design. 2 cl, 4 dwg
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Authors
Dates
1995-03-10—Published
1992-01-16—Filed