Amplifiers – With semiconductor amplifying device – Including differential amplifier
Patent
1986-06-11
1987-10-06
LaRoche, Eugene R.
Amplifiers
With semiconductor amplifying device
Including differential amplifier
330 69, 330258, 330259, H03F 345
Patent
active
046985999
ABSTRACT:
Differential input voltages are converted into current unbalances in a parallel-branch circuit. A load means converts the sum of the current unbalances to a differential voltage representing the sum of the input voltages.
REFERENCES:
patent: 3660773 (1972-05-01), Free
patent: 3868583 (1975-02-01), Krabbe
Anglin J. Michael
International Business Machines - Corporation
LaRoche Eugene R.
Mottola Steven J.
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