Apparatuses and methods for dynamic targeted refresh steals
US11302377B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 16, 2019 |
| Grant date | Apr 12, 2022 |
| Priority date | — |
| Expiry date | Oct 16, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C2211/4065
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of the disclosure are drawn to apparatuses, systems, and methods for dynamic targeted refresh steals. A memory bank may receive access commands and then periodically enter a refresh mode, where auto-refresh operations and targeted refresh operations are performed. The memory bank may receive a refresh management command based on a count of access commands directed to the memory bank. Responsive to the refresh management signal, a panic targeted refresh operation may be performed on the memory bank. A number of times the refresh management signal was issued may be counted, and based on that count a next periodic targeted refresh operation may be skipped.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.