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:
Jan. 26, 2021
Filed:
Mar. 20, 2017
Koninklijke Philips N.v., Eindhoven, NL;
Koninklijke Philips N.V., Eindhoven, NL;
Abstract
Embodiments of the present disclosure relate to digital rights management. A method for managing rights transfer of using digital content from a first device () to a second device () is proposed, comprising generating at an authentication device () a first authentication dataset C by encrypting a first verification code Rusing at least one public key for at least one device blacklisted by the authentication device (). The first authentication dataset C and a second verification code Rare provided from the authentication deviceto the first device () and a response message M is returned from the second device () to the authentication device (). The method also comprises verifying validity of the second device () at the authentication device () based on the received response message M. In accordance with embodiments of the present disclosure, the DRM protected digital content can be shared with high security, while the recipient is kept anonymous to the DRM server.