Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shingo Yanagihara0
Date of Patent
March 17, 2020
Patent Application Number
16110028
Date Filed
August 23, 2018
Patent Citations Received
Patent Primary Examiner
Patent abstract
A power amplifier module includes a first amplifier that amplifies an input signal to generate a first amplified signal and outputs the first amplified signal, a second amplifier that amplifies the first amplified signal to generate a second amplified signal and outputs the second amplified signal, and a matching network disposed between an output terminal of the first amplifier and an input terminal of the second amplifier. The first amplifier is provided on a first chip, and the second amplifier is provided on a second chip. The matching network has an impedance transformation characteristic adjustable in accordance with a control signal.
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