Patent · US Expired

Voltage reference circuit

US7057382B2 · kind B2 · utility

2Cited by
7References
23Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 21, 2004
Grant dateJun 6, 2006
Priority date
Expiry dateOct 17, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05F3/245
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A voltage reference circuit comprising a first reference voltage source, a second reference voltage source, at least one of said first and second reference voltage sources being dependent on temperature, and first circuitry connected to at least one of said first and second reference voltage sources to provide a third reference voltage, said third reference voltage being dependent on temperature.

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