Patents by Inventor Peter Chevally de rivaz

Peter Chevally de rivaz 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).

  • Method and system for digital rights management in a mobile multimedia processor
    Publication number: 20060184803
    Abstract: Certain aspects of a method and system for protecting data during mobile communication may comprise a mobile multimedia processor that decrypts an encrypted algorithm in hardware within the mobile multimedia processor. The mobile multimedia processor may be adapted to utilize the decrypted algorithm to decrypt data in software. The mobile multimedia processor may be adapted to decrypt instructions for the encrypted algorithm as the instructions enter an instruction cache. The mobile multimedia processor may be adapted to protect the decrypted data by performing a hash operation of the decrypted data and check a result of the hash operation.
    Type: Application
    Filed: December 14, 2005
    Publication date: August 17, 2006
    Inventors: Rainer Ulrich, Stephen Barlow, Peter Chevally de rivaz