Highly integrated single substrate MMW multi-beam sensor
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United States of America Patent
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Dec 31, 2002
Grant Date -
Dec 19, 2002
app pub date -
Aug 16, 2001
filing date -
Aug 16, 2000
priority date (Note) -
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Abstract
A multiple beam array antenna system comprises a plurality of radiating elements provided from stripline-fed open-ended waveguide coupled to a Butler matrix beam forming network. The Butler matrix beam forming network is coupled to a switched beam combining circuit. The antenna can be fabricated as a single Low Temperature Co-fired Ceramic (LTCC) circuit.
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