1993-05-06
1994-02-22
Mai, Tan V.
Boots, shoes, and leggings
364784, G06J 100, G06F 750
Patent
active
052893928
ABSTRACT:
This invention has an object to provide a device possible to add analog values. The adder of this invention input an output of an operational amplifier to a reference voltage terminal on the output side of another operational amplifier, adds analog values, judges in digital if a carry is performed or not with respect to a value after addition including a carry-in, the value after addition is increased or decreased according to the judgment.
REFERENCES:
patent: 3586845 (1971-06-01), Komamiya et al.
patent: 3728531 (1973-04-01), Young, Jr.
Mai Tan V.
Yozan Inc.
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