Si-based overcoat for heat assisted magnetic recording media
US9940953B1 · kind B1 · utility
9Cited by
9References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 2016 |
| Grant date | Apr 10, 2018 |
| Priority date | — |
| Expiry date | Oct 25, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2005/0021
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A stack includes a heatsink layer, a magnetic recording layer disposed over the heatsink layer, and a Si-based overcoat layer disposed over the magnetic recording layer. The Si-based overcoat layer is substantially devoid of carbon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.