Data loss mitigation in a heat assisted magnetic recording data storage device
US9218849B1 · kind B1 · utility
12Cited by
15References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 24, 2014 |
| Grant date | Dec 22, 2015 |
| Priority date | — |
| Expiry date | Nov 24, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/2516
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A data storage device may employ a heat assisted magnetic recording data writer separated from a plurality of data bits stored on a media surface of a data storage medium. At least one controller and a prediction circuit that is connected to the heat assisted magnetic recording data writer can be configured to remap the media surface in response to a predicted heat assisted magnetic recording data writer failure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.