Method of repairing a memory device and method of booting a system including the memory device
US9472305B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 6, 2014 |
| Grant date | Oct 18, 2016 |
| Priority date | — |
| Expiry date | Nov 20, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C29/88
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method of repairing a memory device including a boot memory region, a normal memory region, and a redundant memory region, the redundant memory region including a plurality of repair memory units, includes repairing the boot memory region by performing at least one of excluding first fault memory units of the boot memory region from use as storage and replacing the first fault memory units with boot repair memory units of the repair memory units, each of the first fault memory units having at least one fault memory cell; and after the repairing the boot memory region, repairing the normal memory region by performing at least one of excluding second fault memory units from use as storage and replacing the second fault memory units with normal repair memory units of the repair memory units.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.