Control circuit for power amplifier

A control circuit includes a first output unit configured to output a constant bias current for setting an electrical bias state of a bias circuit to the bias circuit; a second output unit configured to output a bias control current or constant voltage for controlling the electrical bias state of th...

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Bibliographische Detailangaben
Hauptverfasser: Okabe, Takeyuki, Morisawa, Fuminori, Ishikawa, Mizuho, Honda, Yuri
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A control circuit includes a first output unit configured to output a constant bias current for setting an electrical bias state of a bias circuit to the bias circuit; a second output unit configured to output a bias control current or constant voltage for controlling the electrical bias state of the bias circuit to the bias circuit; a resistor having one end connected to a reference potential; and a switch provided between another end of the resistor and an output terminal of the second output unit.