Microstrip antenna
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United States of America Patent
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-
Oct 29, 1991
Grant Date -
N/A
app pub date -
Nov 14, 1988
filing date -
Nov 13, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A microstrip antenna has an electrically conductive base plate carrying an electrically insulating substrate on top of which are a plurality of radiating patches, the improvement comprises establishing a relatively large spacing between the electrically insulating substrate and the base plate at lateral dimensions larger than lateral dimensions of the patches and in the vicinity of the patches and either through local elevations of the insulating substrate or by local indents in the base plate being vertically aligned with the patches.
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