Patents by Inventor Wojciech Doganowski

Wojciech Doganowski 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).

  • Broadcast network access-management system and method for management of receivers operating within broadcast network
    Publication number: 20050144248
    Abstract: In a broadcast network access-management system comprising at least one master decoding device provided with a smart card, and at least one slave decoding device linked to it, and a transmitter device which generates and transmits entitlement management messages intended for the linked master and slave decoding devices and other devices, the master decoding device (11) and at least one slave decoding device (12) linked together are located in a defined distance and operate when a distance between them does not exceed the defined distance dependant upon a cable length, a configuration, a number and quality of splitters and connections.
    Type: Application
    Filed: February 20, 2003
    Publication date: June 30, 2005
    Inventors: Wojciech Doganowski, Sin Yi Chen, Earl Hemphill, Adam Pawlowski