Protection against unauthorized copying of digital medial cotent
US9407857B2 · kind B2 · utility
1Cited by
9References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2008 |
| Grant date | Aug 2, 2016 |
| Priority date | — |
| Expiry date | Jun 6, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2463/101
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Protection against unauthorized copying of digital media content is achieved by receiving information from a client device related to its storing function used to store digital media content that is to be sent to the client device; and performing a procedure to protect against unauthorized copying of the digital media content if the client device is able to store the digital media content using its storing function.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.