Device bias based supplemental amplification

Details Device bias based supplemental amplification Device bias based supplemental amplification

1996-06-04

1998-01-06

Mottola, Steven

Amplifiers

With semiconductor amplifying device

Including d.c. feedback bias control for stabilization

330300, H03F 130

Patent

active

057059535

ABSTRACT:
An amplifier having a current determiner to provide an operating current depending on a reference current, the operating current being used to operate an input amplifying device. The output of the input amplifying device is further amplified by one or more devices in the current determiner. The current determiner has a pair of matched devices used to set the output current in response to the supplied reference current.

REFERENCES:
patent: 4439745 (1984-03-01), Nakayana
patent: 4663599 (1987-05-01), Patch
patent: 4928314 (1990-05-01), Grandfield et al.
patent: 5329249 (1994-07-01), Cripps

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