Complementary beamforming methods and apparatuses
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United States of America Patent
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Apr 12, 2011
Grant Date -
Oct 19, 2006
app pub date -
May 12, 2006
filing date -
Nov 4, 2002
priority date (Note) -
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Abstract
Improved methods and apparatuses are provided to address a potential “hidden beam problem” in wireless communication systems employing smart antennas. The improved methods and apparatuses utilize complementary beamforming (CBF) techniques, such as, for example, Subspace Complementary Beamforming (SCBF), Complementary Superposition Beamforming (CSBF) and/or Single Beam Complementary Beamforming (SBCBF) techniques.
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