Slider fly-height control in a hard disk drive
US8085490B2 · kind B2 · utility
26Cited by
11References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 23, 2009 |
| Grant date | Dec 27, 2011 |
| Priority date | — |
| Expiry date | Dec 29, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/6029
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In fly-height control system, a slider comprises a spin torque oscillator that is configured for generating an RF carrier signal which is out-of-band of a frequency band of read data, write data, and control signals in a hard disk drive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.