Flash memory device and refresh method thereof
US7697359B2 · kind B2 · utility
10Cited by
8References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 6, 2007 |
| Grant date | Apr 13, 2010 |
| Priority date | — |
| Expiry date | Apr 3, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C11/406
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method for refreshing a flash memory device includes providing first and second refresh fields that include a plurality of memory blocks, and determining, when there is a request for a refresh, a condition of a memory block to be refreshed in accordance with which of the first and second refresh fields includes the memory block to be refreshed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.