Patent · US Expired

System for detecting boundary cross-over of instruction memory space using reduced number of address bits

US5313606A · kind A · utility

6Cited by
9References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 17, 1991
Grant dateMay 17, 1994
Priority date
Expiry dateJan 17, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F12/1441
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

An improved system for checking for segmentation violations counts the total number of bytes accessed from the control segment following a control transfer operation. If the count indicates that a part of an instruction is fetched from outside the control segment a limit exception occurs.

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