The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 20, 2013
Filed:
Dec. 17, 2008
Jin Qu, Shanghai, CN;
Fulong MA, Shanghi, CN;
Koninklijke Philips N.V., Eindhoven, NL;
Abstract
The present invention provides a method for authenticating the copy right of a device by an offline way, a digital right protection system, and a method for providing digital contents, which mainly includes embedding an authentication agent into the digital content, said authentication agent, instead of the copyright issuer at the server side, authenticates the rendering qualification of the device before rendering the digital content. If the device is a non-compliant device, the authentication agent will not permit the device to render the digital content. The technique of the invention realizes offline digital right management, so it is not restricted by the network condition and can be applied widely in various environments.