Reconfigurable power amplifier capable of selecting wide band frequency and method for selecting wide band frequency
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United States of America Patent
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Jul 18, 2017
Grant Date -
Aug 11, 2016
app pub date -
Jan 21, 2016
filing date -
Feb 5, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
Provided is a power amplifier installed in wireless communication terminals and systems. According to one aspect of the present invention, a reconfigurable power amplifier capable of selecting a wide band frequency is provided. The reconfigurable power amplifier includes input transistors receiving a radio frequency (RF) signal and a reconfigurable adaptive power cell configured to select the wide band frequency by applying a common-gate bias voltage to a plurality of common-gate transistors with a plurality of separate common gates to amplify the RF signal.
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