Patent · US Active

Nonvolatile memory refresh

US9595354B2 · kind B2 · utility

1Cited by

4References

18Claims

0Family size

Assignee

Infineon Technologies AG · DE

Inventors

Thomas Kern · Munich, DE
Karl Hofmann · Munich, DE
Michael Goessel · Roter Dudel, DE

Key dates

Filing date	Dec 15, 2014
Grant date	Mar 14, 2017
Priority date	—
Expiry date	Jan 28, 2035

Classification

Technology area (CPC G)Physics
CPC primaryG11C11/1675
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A system and method of refreshing a nonvolatile memory having memory cells. The method includes identifying one or more of the memory cells that do not satisfy a data retention test; remapping the one or more identified memory cells from original memory addresses to spare memory addresses; and refreshing the identified memory cells.

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