Current follower with zero input impedance

Details Current follower with zero input impedance Current follower with zero input impedance

1994-06-28

1997-03-25

Mullins, James B.

Amplifiers

With semiconductor amplifying device

Including current mirror amplifier

323316, H03F 304

Patent

active

056148674

ABSTRACT:
A semiconductor current follower and method using a copy of the input current from a current mirror to insure that the input impedance remains a virtual ground for both unidirectional and bidirectional signals.

REFERENCES:
patent: 4560920 (1985-12-01), Okanobu
patent: 4855618 (1989-08-01), Brokaw
patent: 4857864 (1989-08-01), Tanaka et al.

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