Patent · US Expired

Coherency control module for maintaining cache coherency in a multi-processor-bus system

US6823409B2 · kind B2 · utility

24Cited by
18References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 28, 2001
Grant dateNov 23, 2004
Priority date
Expiry dateNov 16, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F12/082
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A mechanism for efficiently filtering snoop requests in a multi-processor bus system. Specifically, a snoop filter is provided to filter unnecessary snoops in a multi-bus system.

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