Amplifiers – With semiconductor amplifying device – Including differential amplifier
Patent
1993-07-02
1994-09-20
Sikes, William L.
Amplifiers
With semiconductor amplifying device
Including differential amplifier
330260, 330148, 307490, 307494, H01L 2900, H03K 508, G05F 100
Patent
active
053493036
ABSTRACT:
A charge transfer circuit includes an input terminal for receiving an input electrical charge, a transconductance amplifier having first and second inputs including an inverting input, and first and second differential current outputs, and a multiple output stage circuit responsive to the differential current outputs for producing two or more electrical current output signals whose values are related to the values of the differential current outputs and to each other. Also included is a feedback loop for delivering one of the electrical current output signals to the inverting input of the transconductance amplifier, and an integrator for integrating another of the electrical current output signals to produce an output electrical charge whose value is related to the value of the input electrical charge.
REFERENCES:
patent: 4163948 (1979-08-01), Rieger et al.
patent: 4528684 (1985-07-01), Iida
patent: 4717869 (1988-01-01), Koch et al.
patent: 4803709 (1989-02-01), Kimata
patent: 4974239 (1990-11-01), Miwada
patent: 4993053 (1991-02-01), Itoh
patent: 5033068 (1991-07-01), Imai
patent: 5073908 (1991-12-01), Cazaux
patent: 5191400 (1993-03-01), Miller
Abraham Fetsum
Cirque Corporation
Sikes William L.
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