Patent · US Expired

Dual rotating priority arbitration method for a multiprocessor memory bus

US4924380A · kind A · utility

56Cited by
3References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 20, 1988
Grant dateMay 8, 1990
Priority date
Expiry dateJun 20, 2008

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F13/364
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

In a multiprocessor system with a common bus and a central arbitration controller, which samples the request status of every system agent, the arbitration controller grants bus accesses based on an arbitration scheme consisting of two rotating queues with a fixed priority between the queues.

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