System, method, and computer program product for estimating when a reliable life of a memory device having finite endurance and/or retention, or portion thereof, will be expended
US8380946B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 8, 2009 |
| Grant date | Feb 19, 2013 |
| Priority date | — |
| Expiry date | Jul 27, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C16/349
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method according to one embodiment includes gathering monitor data information from a memory device having finite endurance and/or retention, the monitor data being data of known content stored in dedicated memory cells of known write cycle count; analyzing the monitor data information; estimating a reliable life of the memory device or portion thereof based on the analysis; tracking a rate of change of at least a highest cycle count of user data; estimating when the reliable life of the memory device or portion thereof will be expended based on the tracking and the estimating; and taking an action prior to the reliable life of the memory device or portion thereof being expended. Additional systems, methods, and computer program products are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.