Patents by Inventor Ragnar Kahre

Ragnar Kahre 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 conditional access
    Publication number: 20050089168
    Abstract: The present invention relates to a method and a system for granting access to a system (1), in which different services are distributed over a distribution network (4). A user terminal (3) is used for decoding these services and access is granted for said user terminal (3) by means of a virtual card. The virtual card is downloaded over the distribution network (4) by means of an extra data stream (18) from a system unit 17 and is received by said user terminal (3).
    Type: Application
    Filed: December 11, 2002
    Publication date: April 28, 2005
    Inventor: Ragnar Kahre