Patent · US Expired

Off-chip lockstep checking

US7237144B2 · kind B2 · utility

24Cited by
16References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 6, 2004
Grant dateJun 26, 2007
Priority date
Expiry dateOct 12, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2201/845
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A system is provided which includes a microprocessor comprising a first processing unit to generate a first output signal and a second processing unit to generate a second output signal, and comparison means, coupled to the microprocessor, to detect whether the first output signal differs from the second output signal.

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