Data reader shield seed buffer
US9715892B1 · kind B1 · utility
0Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2016 |
| Grant date | Jul 25, 2017 |
| Priority date | — |
| Expiry date | Jul 27, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/3929
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A data reader can be configured with at least a magnetoresistive stack contacting one or more magnetic shields. The magnetoresistive stack can be separated from a magnetic shield by a seed lamination on an air bearing surface with the seed lamination consisting of at least three sub-layers that are constructed with different material compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.