Patent · US Active

Logging changes to blocks in a non-volatile memory

US7865740B2 · kind B2 · utility

3Cited by
9References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 27, 2005
Grant dateJan 4, 2011
Priority date
Expiry dateOct 16, 2029

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2212/2022
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Provided are a method and device for logging changes to blocks in a non-volatile memory. Security bits are maintained for blocks of cells in a non-volatile memory device indicating whether data in the blocks has been modified. The security bit for one block is set to indicate modification in response to detecting that at least one cell in the block was modified.

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