Dual slope system A-D converter

Details Dual slope system A-D converter Dual slope system A-D converter

1979-07-11

1981-05-26

Sloyan, Thomas J.

Communications: electrical

Audible indication

Percussion-type sound producer

340347AD, 340347M, 340347CC, 324 99D, 73362AR, H03K 1320

Patent

active

042701198

ABSTRACT:
In an A-D converter of a dual slope system, a digital value set by setting means is provided to switch drive signal generating means to derive therefrom a switch drive signal of a time width corresponding to the digital value, and by the switch drive signal a switch is turned ON, through which a constant voltage is superimposed on an analog input voltage.

REFERENCES:
patent: 3942123 (1976-03-01), Georgi
patent: 3987435 (1976-10-01), Ikeda
patent: 4107667 (1978-08-01), Kronlage

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