Marking optical disc based on information related to data side thereof
US7145586B2 · kind B2 · utility
3Cited by
8References
44Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 15, 2002 |
| Grant date | Dec 5, 2006 |
| Priority date | — |
| Expiry date | Dec 12, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/2562
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Marking an optical disc based on information related to the data side thereof is disclosed. Information related to the data side of the optical disc is first determined. A marking based on the data side of the optical disc as has been read is then written with a laser to a label area on either the data side or the label side of the optical disc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.