Patent · US Expired

Healing cells in a memory device

US6115291A · kind A · utility

24Cited by
12References
43Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 29, 1998
Grant dateSep 5, 2000
Priority date
Expiry dateDec 29, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C16/3404
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Healing cells in a memory device. According to one embodiment of the present invention a heal operation is performed on a plurality of cells in the memory device, a number of subsets of the cells that are leaking is counted where a subset of cells that is leaking includes a cell that conducts more than a predetermined amount of current when not being activated, and another heal operation is performed on the cells based on the number of subsets of the cells that are leaking.

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