Rights expression profile system and method using templates
US8108313B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2003 |
| Grant date | Jan 31, 2012 |
| Priority date | — |
| Expiry date | Nov 1, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/1073
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system and method for creating a rights expression for association with an item for use in a system for controlling use of the item in accordance with the rights expression, including specifying rights expression information indicating a manner of use of an item, the rights expression information including at least one element, the element having a variable and corresponding value for the variable; and performing an encoding process, including determining an identifier associated with a template corresponding to the rights expression information, extracting from the rights expression information the value for the variable corresponding to the element, and encoding a license adapted to be enforced on a device based on the variable and the identifier, the license including an identification of the template and the value for the variable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.