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    • 2. 发明申请
    • HIGH FREQUENCY AMPLIFIER CIRCUIT
    • 高频放大器电路
    • US20130021102A1
    • 2013-01-24
    • US13554189
    • 2012-07-20
    • Masaki IMAGAWATsuneo TOKUMITSU
    • Masaki IMAGAWATsuneo TOKUMITSU
    • H03F3/193
    • H03F3/193H03F1/223H03F2200/411
    • A high frequency amplifier circuit includes a first transistor that has a first terminal, a second terminal and a control terminal, the first terminal being grounded, a second transistor that has a first terminal, a second terminal and a control terminal, the control terminal of the second transistor being coupled to the second terminal of the first transistor, the first terminal of the second transistor being coupled to only the second terminal of the first transistor with respect to high frequency wave, the second terminal of the second transistor being coupled to a direct-current power supply, and a first resistor of which first terminal is coupled to a node between the second terminal of the first transistor and the control terminal of the second transistor, and of which second terminal is coupled to the first terminal of the second transistor.
    • 高频放大器电路包括具有第一端子,第二端子和控制端子的第一晶体管,第一端子接地,具有第一端子,第二端子和控制端子的第二晶体管,控制端子 所述第二晶体管耦合到所述第一晶体管的所述第二端子,所述第二晶体管的所述第一端子相对于高频波只耦合到所述第一晶体管的第二端子,所述第二晶体管的第二端子耦合到 直流电源和第一电阻器,其第一端子耦合到第一晶体管的第二端子和第二晶体管的控制端子之间的节点,并且其中第二端子耦合到第二晶体管的第一端子 晶体管。