US Patent 11791783 Power amplifier system
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US Patent 11791783 Power amplifier system
Article
Patent abstract
A power amplifier system includes: a drive stage configured to amplify an RF input signal and implemented in a substrate containing silicon; a power stage including a carrier amplifier configured to amplify a base signal from the RF input signal as amplified by the drive stage, and a peaking amplifier configured to amplify a peak signal from the RF input signal as amplified by the drive stage, the power stage being implemented in a substrate containing gallium arsenide; and a phase compensation circuit configured to change a phase of the RF input signal, wherein either the carrier amplifier or the peaking amplifier is connected to the phase compensation circuit.
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Patent Jurisdiction
Patent Number
Patent Inventor Names
Geunyong Lee
Seungchul Pyo
Suyeon Han
Youngsik Hur
Date of Patent
October 17, 2023
Patent Application Number
17102663
Date Filed
November 24, 2020
Patent Citations
Patent Primary Examiner
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