Patent · US Active

NAND flash-based solid state drive and method of operation

US8489855B2 · kind B2 · utility

12Cited by
1References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 9, 2011
Grant dateJul 16, 2013
Priority date
Expiry dateFeb 24, 2032

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2212/7211
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A solid state drive that uses over-provisioning of NAND flash memory blocks as part of housekeeping functionality, including deduplication and coalescence of data for efficient usage of NAND flash memory devices and maintaining sufficient numbers of erased blocks to promote write performance.

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