Low-coupling oxide media (LCOM)
US8709619B2 · kind B2 · utility
6Cited by
41References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2012 |
| Grant date | Apr 29, 2014 |
| Priority date | — |
| Expiry date | Aug 31, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/7377
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A low-coupling perpendicular magnetic recording media comprising a magnetic storage layer and at least one low saturation magnetization layer. The magnetic storage layer has a saturation magnetization between about 400-900 emu/cm3 and the at least one low saturation magnetization layer has a saturation magnetization below that of the magnetic storage layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.