Adaptive linearizer for RFpower amplifiers
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United States of America Patent
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Jul 2, 2002
Issued Date -
N/A
app pub date -
Jan 12, 2001
filing date -
May 5, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A feedforward amplifier is disclosed in which either the main amplifier or the auxiliary amplifier includes at least three parallel signal paths. Each of the signal paths includes a complex gain adjuster. In addition, a feedforward amplifier is disclosed in which a plurality of control linearizers compensate for nonlinearities in the response of signal adjusters to control inputs.
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