Memory device having programmable access protection and method of operating the same
US5974500A · kind A · utility
72Cited by
9References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 14, 1997 |
| Grant date | Oct 26, 1999 |
| Priority date | — |
| Expiry date | Nov 14, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY04S40/20
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A memory device comprises a memory array having corresponding first access control bits to control access thereto. A second set of access control bits is provided to control write access to the first access control bits. The memory array is divided into memory blocks, each block having a corresponding access control bit. At least one such block is further subdivided into pages, each page having a corresponding control bit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.