Retention of information about digital-media rights in transformed digital media content
US7558463B2 · kind B2 · utility
16Cited by
37References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2005 |
| Grant date | Jul 7, 2009 |
| Priority date | — |
| Expiry date | Jan 10, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B20/0084
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Described herein are one or more implementations for transforming (e.g., transcoding) DRM-protected digital media content while retaining associated DRM-information (e.g., a user license its related information).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.