Magnetic recording device including a thermal proximity sensor
US7589928B2 · kind B2 · utility
48Cited by
13References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2007 |
| Grant date | Sep 15, 2009 |
| Priority date | — |
| Expiry date | Mar 16, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/607
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system includes a magnetic device for writing to and reading from a magnetic medium and a sensor disposed adjacent to the magnetic device and proximate to the magnetic medium. The sensor generates signals related to thermal variations in the sensor caused by changes in a distance between the magnetic device and the magnetic medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.