Communications apparatus using adaptive antenna
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United States of America Patent
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Mar 3, 2009
Grant Date -
Jul 22, 2004
app pub date -
Jan 9, 2004
filing date -
Jan 10, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A communications apparatus using an adaptive antenna having in a high frequency unit an antenna unit including a plurality of antenna elements and a plurality of adjustment units, provided corresponding to the plurality of antenna elements, for adjusting directivity of an entire antenna, the communications apparatus including an interference wave element extraction unit for extracting an interference wave element other than a requested signal from a received signal by the antenna unit when an adjustment value of the adjustment unit is perturbed in a one symbol time, and an adaptive control unit for performing adaptive control on the adjustment value such that the extracted interference wave element can be minimized.
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