Overdrive control of FET power amplifier

Details Overdrive control of FET power amplifier Overdrive control of FET power amplifier

1986-10-29

1988-04-12

Wan, Gene

Amplifiers

With semiconductor amplifying device

Including field effect transistor

330279, H03F 316, H03G 310

Patent

active

047377330

ABSTRACT:
An overdrive control for a GaAs FET power amplifier is provided by a PIN diode attenuator positioned at the input of the FET amplifier where the amount of attenuation is controlled by a control signal derived from the gate current of the following FET amplifier.

REFERENCES:
patent: 4057765 (1977-11-01), Schuermann
patent: 4147991 (1979-04-01), Ijichi et al.
patent: 4320352 (1982-03-01), Rubin et al.
patent: 4420724 (1983-12-01), Owen
patent: 4553105 (1985-11-01), Sasaki
N. LaPrade et al., "Ku-Band SSPA for Communications Satellites," AIAA Proceedings, Mar. 1986, pp. 321-325.

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