Copyright protection storage medium, information recording apparatus and information recording method, and information playback apparatus and information playback method
US8544108B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 27, 2007 |
| Grant date | Sep 24, 2013 |
| Priority date | — |
| Expiry date | Apr 27, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B20/00847
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
To provide a copyright protection storage medium in which copyright protected contents are recorded by an information recording apparatus connected to a content server providing copyright protected contents and a license server handling licenses concerning recording/playback of the copyright protected contents through a network, in which the copyright protected contents are written by a simple copy-and-paste when the information recording apparatus is possessed by a prescribed user, and the copyright protected contents are written by combining a domain model which assures playback in the apparatus and a media-bind model when the information recording apparatus is possessed by another user.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.