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| Number | Title | Issue Date |
| 8090104 | Method of descrambling a scrambled content data object In a method of descrambling a scrambled content data object, at least a section of the scrambled content data object is descrambled by applying at least one decryption operation under a key at least partly derivable from a content descrambling key. At least one cont... | 01/03/2012 |
| 7814269 | Method and system of externalising / internalising a data record that allow processing of part or all of the record A method of external data storage in a system including a primary processing device, having a processor and a primary data storage unit, adapted to run application programs for processing active records in the processor and configured to store data belonging to acti... | 10/12/2010 |
| 7467284 | Method and system of externalising/internalising data record that allow processing of part or all of the record A method of external data storage in a system including a primary processing device, having a processor and a primary data storage unit, adapted to run application programs for processing active records in the processor and configured to store data belonging to acti... | 12/16/2008 |
| 7433472 | Digital content distribution system A method of generating cryptographically protected digital data encoding content and arranged into messages each message being decodable by a decoder application on a client terminal having a service interface to assemble each message for the decoder application are... | 10/07/2008 |
| 7376829 | Terminal, data distribution system comprising such a terminal and method of re-transmitting digital data A terminal for receiving and re-transmitting information, comprises a first network adapter for receiving a primary data stream in which the information has been encoded, encrypted according to a key scheme from a primary transmitter through a first network in a fir... | 05/20/2008 |
| 7336789 | System for providing encrypted data, system for decrypting encrypted data and method for providing a communication interface in such a decrypting system A system and method for providing encrypted data for use in a content player are described. The system comprises an encryption device for encrypting data using an encryption algorithm, and a protection device for providing security device data and for providing info... | 02/26/2008 |
| 7296162 | Time validation system A system for time validation comprises a terminal (1) with means (7,7′) for tuning in to a number of different carrier frequencies (a-e), an authorisation device (6), e.g. a smart card, capable of communicating with the terminal (1) and... | 11/13/2007 |
| 7245720 | Method for controlling the use of a program signal in a broadcast system, and control device for a receiver for carrying out such a method In a method for controlling the use of a program signal in a broadcast system, comprising one or more broadcasters and a number of receivers, at least a part of the receivers can be provided with a storage medium for storing program signals. The program signal compr... | 07/17/2007 |
| 7171553 | Method for providing a secure communication between two devices and application of this method A method of providing a secure communication between first and second devices is described. The method includes encrypting a random key using an encryption key at a first device and transferring the encrypted random key to the second device for encryption of data co... | 01/30/2007 |
| 7116892 | System for providing scrambled content, and system for descrambling scrambled content A system for providing scrambled content, comprising a control word generator, each control word including a control word identifier, a scrambler for providing a stream of scrambled data packets, and an encryption device for providing entitlement control messages (E... | 10/03/2006 |
| 7107462 | Method and system to store and distribute encryption keys A method and system to store and distribute encryption keys commences when a service provider receives a product key from a content provider. The service provider encrypts content controlled by the content provider with a secure device public key of a secure device ... | 09/12/2006 |
| 7058809 | Method and system to uniquely associate multicast content with each of multiple recipients Methods and systems are disclosed in which contact can be safely distributed and protected in a manner that is viable in terms of bandwidth economy and ensures that clients can be identified by the content received. Copies of encrypted content can be provided such t... | 06/06/2006 |
| 7050588 | System for processing an information signal A system for processing an information signal comprises a system (1) for scrambling the information signal and at least one system (2) for descrambling the scrambled information signal. The scrambling system (1) comprises means (3,6) for ... | 05/23/2006 |
