Patent · US Expired

Increased resolution sensor circuit

US5014051A · kind A · utility

9Cited by
12References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 26, 1989
Grant dateMay 7, 1991
Priority date
Expiry dateDec 26, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01F23/74
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An improved sender circuit which provides increased resolution measurements from a sensor by using two or more separately applied driving voltages. Only two connections to the sensor are required, the sensor having one or more switches closed in relation to the parameter being measured.

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