Nonvolatile memory device and read method thereof
US8374034B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 29, 2010 |
| Grant date | Feb 12, 2013 |
| Priority date | — |
| Expiry date | Jul 1, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C16/26
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A nonvolatile memory device comprises includes a program unit configured to generate program data, information about the number of program data, and digital sum value information (hereinafter referred to as ‘DSVi’) of the program data, a memory unit configured to store or read the program data, the information about the number of program data, and the DSVi the program data, and a data read control circuit configured to read program data programmed into the memory unit, generate digital sum value information (hereinafter referred to as ‘DSVo’) of the read program data, and generate a read voltage control signal using the DSVi of the program data, the DSVo of the read program data, and the information about the number of program data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.