High precision current output circuit

Details High precision current output circuit High precision current output circuit

1996-11-05

1999-04-06

Mullins, James B.

Modulators

Amplitude modulator

Nonlinear device controlled by modulating signal

323315, H23F 316, G05F 316

Patent

active

058924027

ABSTRACT:
A drain terminal of a first N-channel MOS transistor is connected to an output side of a first current mirror input current via a voltage drop device, a first current mirror input current is supplied to the gate terminals of first, third, and fifth N-channel MOS transistors, and a second current mirror input current is supplied to the gate terminals of second and fourth N-channel MOS transistors.

REFERENCES:
patent: 4477782 (1984-10-01), Swanson
patent: 4651083 (1987-03-01), Lachmann et al.
patent: 5319303 (1994-06-01), Yamada
patent: 5545972 (1996-08-01), Kiehl
patent: 5598094 (1997-01-01), Kiehl
JP Abstract, No. 6-104762 (Apr. 1994).
JP Abstract, No. 62-276908 (Dec. 1987).

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