Antenna arrangement for multiple input multiple output communications systems
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United States of America Patent
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Jul 30, 2002
Grant Date -
N/A
app pub date -
Jan 19, 2001
filing date -
Jan 19, 2001
priority date (Note) -
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Abstract
The present invention relates to antennas for radio communications, and in particular although not exclusively to multiple input multiple output (MIMO) radio communications systems. An antenna arrangement comprising: a first, a second, and a third ground plane each arranged substantially perpendicular to the others; a first, a second, and a third antenna element associated with respectively said first, said second, and said third ground planes, each antenna element arranged to radiate in a predetermined polarization in elevation and azimuth with respect to said respective associated ground plane.
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