Patent · US Expired

Gain ranging amplifier

US4297745A · kind A · utility

3Cited by
9References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 30, 1978
Grant dateOct 27, 1981
Priority date
Expiry dateOct 30, 1998

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01V1/245
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A gain ranging amplifier system is provided for use in the acquisition of data. Voltage offset compensation is utilized to correct errors in the gain ranging amplifier system caused by thermal drift and temperature dependent voltage offsets, both of which are associated with amplifiers in the gain ranging amplifier system.

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