Dedicated noncorrosive smear detector
US8169754B2 · kind B2 · utility
3Cited by
14References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 31, 2007 |
| Grant date | May 1, 2012 |
| Priority date | — |
| Expiry date | Mar 2, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2005/3996
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A disk drive head slider for a magnetic disk drive is provided. The head slider includes a tunnel magnetic resistance device for reading data on a magnetic disk and a dedicated noncorrosive smear detector for measuring resistance wherein the resistance corresponds to a level of smear associated with the head slider.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.