Enhanced performance aperture-coupled planar antenna array
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United States of America Patent
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Oct 11, 1994
Issued Date -
N/A
app pub date -
Jun 28, 1993
filing date -
Mar 6, 1991
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A flat antenna is disclosed which consists of a substrate having applied thereto an electrically conductive elements, or patches, in a pattern and a metal layer having a slot pattern aligned with the patches, as well as a distribution network mounted on both sides thereof a layer of foamed material. The antenna further includes a reflector consisting of a metal plate. The external surface of the antenna, consisting of a glass substrate surface, can easily be cleaned. Such an antenna can be manufactured inexpensively by using glass and a foamed material. The various patch patterns can be created by screen printing or metallization. The propagation pattern may be shaped as desired the antenna constructed according to the present invention.
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