Heterostructure bipolar transistor power amplifier module...

Details Heterostructure bipolar transistor power amplifier module... Heterostructure bipolar transistor power amplifier module...

2006-06-06

2006-06-06

Pascal, Robert (Department: 2817)

Amplifiers

With semiconductor amplifying device

Including gain control means

C330S296000

Reexamination Certificate

active

07057461

ABSTRACT:
A power amplifier comprises first and second power transistor stages that receive first and second supply voltages, respectively. First and second bias circuits provide the biasing for the first and second power transistor stages, respectively, in response to a reference voltage and a bias voltage.

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