Output protection levels
US8725646B2 · kind B2 · utility
0Cited by
598References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 15, 2005 |
| Grant date | May 13, 2014 |
| Priority date | — |
| Expiry date | Jan 9, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2221/2113
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A system of controlling playback of digital media. A system of controlling playback of digital media comprising a CE device having an output path and a license having a specified output protection level disposed upon the CE device in which the specified output protection level controls playback of the digital media over the output path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.