Method of fabricating a magnetic discrete track recording disk
US7549209B2 · kind B2 · utility
86Cited by
57References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 21, 2005 |
| Grant date | Jun 23, 2009 |
| Priority date | — |
| Expiry date | Jun 14, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49025
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method of forming a discrete track recording pattern in a magnetic recording disk. In one embodiment, the discrete track recording pattern may be formed in a NiP layer continuous throughout the discrete track recording pattern. Alternatively, the discrete track recording pattern may be formed in a substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.