Patent · US Expired

Cluster based redundancy scheme for semiconductor memories

US6909645B2 · kind B2 · utility

8Cited by
7References
24Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 16, 2002
Grant dateJun 21, 2005
Priority date
Expiry dateJul 16, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C29/846
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

In some embodiments, a cluster redundancy scheme may be implemented. Such a scheme may provide cluster segments including rows and columns of replacement memory elements to selectively replace defective elements arranged in rows, columns, or blocks in a main memory array of a semiconductor memory.

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