Data reader magnetic shield with CoFeNiB material
US9412401B2 · kind B2 · utility
3Cited by
9References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 13, 2015 |
| Grant date | Aug 9, 2016 |
| Priority date | — |
| Expiry date | May 13, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49034
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A data storage device may be configured at least with a magnetic stack that contacts a magnetic shield. The magnetic stack can be disposed between first and second side shields and having at least one layer constructed of a CoFeNiB material. The magnetic shield may have a synthetic antiferromagnet with a non-magnetic layer disposed between first and second ferromagnetic layers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.