Patent · US Active

Flash memory device with multi-level cells and method of writing data therein

US7970981B2 · kind B2 · utility

18Cited by
3References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 6, 2007
Grant dateJun 28, 2011
Priority date
Expiry dateFeb 23, 2030

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C2211/5641
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

In one aspect, a method of writing data in a flash memory system is provided. The flash memory system forms an address mapping pattern according to a log block mapping scheme. The method includes determining a writing pattern of data to be written in a log block, and allocating one of SLC and MLC blocks to the log block in accordance with the writing pattern of the data.

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