BUTLER MATRIX IMPLEMENTATION
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United States of America Patent
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Issued Date -
Jun 19, 2008
app pub date -
Nov 29, 2007
filing date -
Nov 30, 2006
priority date (Note) -
Abandoned
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Abstract
A novel implementation of a planar 4.times.4 RF Butler matrix layout is disclosed that permits, by moving the beam ports to the interior of the layout, for combining beam ports that are not disposed on the same side of the layout without the imposition of long delay times or crossover points. The implementation admits of using microstrip and/or stripline technologies.
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