High data density optical recording medium
US8593917B2 · kind B2 · utility
0Cited by
6References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 28, 2010 |
| Grant date | Nov 26, 2013 |
| Priority date | — |
| Expiry date | Oct 28, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B7/1387
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a high data density optical recording medium. The invention further relates to an apparatus for reading from such an optical recording medium. The optical recording medium has marks that are arranged in tracks. The tracks have a cross section with a curved shape and protrude above a surface of the optical recording medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.