Method for playing contents using master and slave optical disc
US7933172B2 · kind B2 · utility
3Cited by
5References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 10, 2005 |
| Grant date | Apr 26, 2011 |
| Priority date | — |
| Expiry date | Feb 26, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/2541
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Various disc enhancement systems and methods are disclosed. In some embodiments, methods comprise retrieving information from a master optical disc; retrieving a data structure from a slave optical disc; using the information from the master optical disc to modify the data structure; and playing content from the slave optical disc in accordance with the modified data structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.