Magnetic recording media and magnetic recording and reproducing apparatus
US7345838B2 · kind B2 · utility
12Cited by
9References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2005 |
| Grant date | Mar 18, 2008 |
| Priority date | — |
| Expiry date | Oct 25, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/1278
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a magnetic recording media including servo zones having magnetic or nonmagnetic patterns which are utilized as servo signals including burst marks of a burst section adapted to detect off-track deviation, and data zones, in which the burst marks of the burst section in each of the servo zones are formed of an isolated nonmagnetic material surrounded by a magnetic material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.