Memory system
US5621682A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 28, 1994 |
| Grant date | Apr 15, 1997 |
| Priority date | — |
| Expiry date | Dec 28, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C2211/5641
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
According to the present invention, a memory system comprises storing section having a plurality of memory elements each of which stores one of n-value storage states corresponding to data "0", "1", . . . , "n-1", and including a plurality of information memory elements for storing n-value information data and a plurality of check memory elements for storing check data, converting section for respectively converting the information data and the check data stored in the memory elements into binary codes having a plurality of bits each constituted by 0 or 1, the binary codes corresponding to the information data and the check data, and detecting/correcting section for detecting and correcting an error on the basis of the binary codes corresponding to the check data and the information data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.