Patents by Inventor Andreas Bjarlestam

Andreas Bjarlestam has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • METHODS AND SYSTEMS FOR HANDLING DIGITAL RIGHTS MANAGEMENT
    Publication number: 20090013174
    Abstract: Systems and methods according to the present invention address this need and others by providing methods and systems for translating media encrypted by various Digital Rights Management (DRM) techniques. This allows end user equipment to receive media in an IMS/IPTV environment when the end user equipment uses a DRM that is different from the media server which is providing the desired media in both unicast and multicast applications.
    Type: Application
    Filed: July 4, 2007
    Publication date: January 8, 2009
    Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: George Foti, Yun Chao Hu, Yi Cheng, Orjan Sahlin, Andreas Bjarlestam, Johan Hjelm, Nilo Mitra