Patent · US Expired

Problem state cross-memory communication using communication memory domains

US5371890A · kind A · utility

13Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 30, 1991
Grant dateDec 6, 1994
Priority date
Expiry dateOct 30, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04Q2213/13057
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for providing non-privileged state cross-memory communications between application programs in disjoint communication memory domains. Appropriate operating systems store a table indicating which communication memory domains and which operations are permitted by a corresponding application program in a corresponding communication memory domain.

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