Patent · US Expired

Zero-bias-power level shifting

US7205819B2 · kind B2 · utility

14Cited by
8References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 25, 2005
Grant dateApr 17, 2007
Priority date
Expiry dateApr 10, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03K19/0016
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A circuit for voltage level translation with zero static current is disclosed for interfacing devices at one supply voltage with devices at another supply voltage. The translation is achieved by using a modified current mirror circuit such that the current mirror is effectively turned off when the output reaches a steady state condition.

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