Passive spectrum control for pulsed RF power amplifiers

Details Passive spectrum control for pulsed RF power amplifiers Passive spectrum control for pulsed RF power amplifiers

2011-01-11

2011-01-11

Nguyen, Hieu P (Department: 2817)

Amplifiers

With semiconductor amplifying device

Including plural stages cascaded

C330S302000

Reexamination Certificate

active

07868703

ABSTRACT:
A multi-stage RF power amplifier including passive circuitry for frequency spectrum control. In one example, a multi-stage RF power amplifier includes a first RF power transistor, a second RF power transistor, and a passive combination bandpass filter and impedance matching network coupled between the first RF power transistor and the second RF power transistor.

REFERENCES:
patent: 6489862 (2002-12-01), Frank
patent: 7468636 (2008-12-01), Matsuda et al.
patent: 7602240 (2009-10-01), Gao et al.

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