Patent · US Expired

Dual slope integration circuit

US4082998A · kind A · utility

23Cited by
2References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 14, 1977
Grant dateApr 4, 1978
Priority date
Expiry dateMar 14, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M1/406
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A circuit for performing dual slope integration to provide a digital measurement of an input voltage of either positive or negative polarity employs a single source of reference potential in combination with a switchable resistive network as a source of reference current.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.