Aperiodic array antenna
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United States of America Patent
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-
May 3, 2005
Grant Date -
Aug 5, 2004
app pub date -
Jan 31, 2003
filing date -
Feb 1, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An antenna array that uses at least two passive antennas and one active antenna disposed above a ground plane, but electrically isolated from the ground plane, and a respective resonant strip positioned beneath each passive antenna. The passive antenna elements are positioned about the active element, and each of the at least two passive antenna elements is individually set to a reflective or a transmissive mode to change the characteristics of an input/output beam pattern of the antenna apparatus.
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