Van Atta antenna array with patch elements and substrate integrated waveguide
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United States of America Patent
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Sep 14, 2021
Grant Date -
Jun 18, 2020
app pub date -
Dec 14, 2018
filing date -
Dec 14, 2018
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Abstract
A Van Atta antenna array comprising a number of antenna elements electrically connected to operate as a Van Atta antenna array and fabricated on and within a substrate. Each antenna element has a number of patch elements fabricated on the top surface of the substrate, with the patch elements being interconnected by substrate integrated waveguides. The antenna array provides a two-dimensional retro-reflective surface, which makes it especially suitable for InSAR monitoring of infrastructures.
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