Phased-array antenna radiator parasitic element for a super economical broadcast system
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United States of America Patent
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Jun 12, 2012
Grant Date -
Oct 29, 2009
app pub date -
Apr 21, 2009
filing date -
Apr 21, 2008
priority date (Note) -
Expired
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Abstract
A parasitic element for a phased-array antenna radiator is provided. The radiator comprises a first dipole radiator including two coplanar monopole radiating elements disposed symmetrically about a radiation axis, a second dipole radiator, arranged orthogonally with respect to the first dipole radiator, including two coplanar radiating elements disposed symmetrically about the radiation axis, and a parasitic gain element, having a substantially elliptical shape, disposed above the first and second dipole radiators and centered on the radiation axis.
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