Automatic polarity sensing analog-to-digital converter

Details Automatic polarity sensing analog-to-digital converter Automatic polarity sensing analog-to-digital converter

1976-06-21

1978-01-24

Miller, Charles D.

Communications: electrical

Audible indication

Percussion-type sound producer

340347NT, H03K 1302

Patent

active

040706664

ABSTRACT:
An analog-to-digital converter of the metered charge transfer type is provided including an automatic polarity sensing circuit which selectively connects first and second input terminals to a charge storage location at appropriate times during a measurement cycle in order to insure that proper polarity relationships are maintained.

REFERENCES:
patent: 2801281 (1957-07-01), Oliver
patent: 2824285 (1958-02-01), Hunt
patent: 3216002 (1965-11-01), Hoffman
patent: 3414807 (1968-12-01), Evans
patent: 3942174 (1976-03-01), Dorey
patent: 3943506 (1976-03-01), Peattie

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