Patent · US Expired

Memory device with circulating storage loops

US4290117A · kind A · utility

1Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 21, 1979
Grant dateSep 15, 1981
Priority date
Expiry dateFeb 21, 1999

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C19/0875
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

In a memory device which has a plurality of recirculating type storage loops and in which information of the same addresses of the respective storage loops can be read and written in parallel, a memory device wherein information representing whether or not the corresponding storage loop is a bad or defective loop is written in a specified address of each of the storage loops.

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