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| Number | Title | Issue Date |
| 8131996 | Distributed management of a certificate revocation list In a method for managing a Certificate Revocation List (CRL), a first device (31, 61) receives the CRL (33, 67) which comprises at least one revoked certificate identifier (SNi). An integrity field (MACi) associated to an entry of... | 03/06/2012 |
| 8015588 | Method of managing auxiliary programs and a corresponding receiver and system A method of managing auxiliary programs broadcast with main programs in a digital data stream, wherein the method is implemented by a receiver, involving receiving several digital data streams including the aforementioned digital data stream, detecting data identify... | 09/06/2011 |
| 8015401 | Authentication of data transmitted in a digital transmission system A method of authenticating data transmitted in a digital transmission system, in which the method comprises the steps, prior to transmission, of determining at least two encrypted values for at least some of the data, each encrypted value being determined using a ke... | 09/06/2011 |
| 7848521 | Transmitting and processing protected content A method for transmission and storing of scrambled content in which the scrambled content is transmitted together with encrypted control words, the control words being used for descrambling the scrambled content, transmitting to a receiver/decoder the scrambled cont... | 12/07/2010 |
| RE42044 | Recording of scrambled digital data A system for transmitting and recording digital data is included. Further, a system for transmitting transmit scrambled audio data that is to be recorded on a mini disc reader is included. A system for transmission and recording of digital data includes transmission... | 01/18/2011 |
| 7861084 | Authentication of data transmitted in a digital transmission system A method of authenticating data transmitted in a digital transmission system, in which the method comprises the steps, prior to transmission, of determining at least two encrypted values for at least some of the data, each encrypted value being determined using a ke... | 12/28/2010 |
| 7856557 | Authentication of data in a digital transmission system A method of authentication of data to be sent in a digital transmission system, the data being organized in a series of at least three files, involving generating a first authentication value for at least one first file, storing said first authentication value in a ... | 12/21/2010 |
| 7840906 | Unit and method for managing the display of a current portion of a document on a screen A display control unit that is used to display a current portion of a document on a screen when an interactive or scrollable page of said document requires a larger display area than that of the screen. The display control unit includes a unit which is connected to ... | 11/23/2010 |
| 7822975 | Authentication of data transmitted in a digital transmission system A method of authenticating data transmitted in a digital transmission system, in which the method comprises the steps, prior to transmission, of determining at least two encrypted values for at least some of the data, each encrypted value being determined using a ke... | 10/26/2010 |
| 7809140 | Authentication of data transmitted in a digital transmission system A method of authenticating data transmitted in a digital transmission system, in which the method comprises the steps, prior to transmission, of determining at least two encrypted values for at least some of the data, each encrypted value being determined using a ke... | 10/05/2010 |
| 7796142 | Display screen capable of being subjected to a scroll procedure The invention concerns a method for displaying a document on a display screen capable of being subjected to a scroll procedure, involving the following steps: providing the document with an amount of graphic memory to create a buffer memory of the visible part of th... | 09/14/2010 |
| 7760986 | Authentification of data in a digital transmission system A method of authentification of data sent in a digital transmission characterized by the organization and authentification of the data prior to transmission into a hierarchy of at least one root directory unit (75), subdirectory unit (76) and file unit... | 07/20/2010 |
| 7757252 | Navigation system for a multichannel digital television system The present invention provides a digital television system where access rights to a programme or channel are received analyzed by the decoder in determining whether to permit or prohibit full audio and visual access by the user to that programme or channel when disp... | 07/13/2010 |
| 7730517 | Signalling of bouquet information in a digital transmission system A method of transmission of digital information in a digital communication network, the network comprising at least one transport stream carrying one or more bouquet related tables such as BAT tables (53, 54) containing information regarding the services prov... | 06/01/2010 |
| 7697475 | Processing a data stream format for mobile audiovisual reception The invention relates to a method for reception of a data stream, transmitted in segment in one or several broadcast channels, comprising a reception step for the data in a segment of data stream transmitted by an active broadcast channel. A step for changing recept... | 04/13/2010 |
| 7640562 | Selecting advertisement on a set top box in a television network A method for selecting advertisement in a Set Top Box (STB) of a television network comprises receiving advertisement selection information for one or a plurality of advertisement associations. Each advertisement association associates an advertisement space with an... | 12/29/2009 |
| 7593620 | File and content management Disclosed herein is a table mapping a data offset in a bitstream, apparatus for evaluating position in a bitstream, and a command for controlling the transfer of a bitstream. ... | 09/22/2009 |
| 7590860 | Secure data processing apparatus A method for processing data involving receiving a scrambled program and encrypted data including at least one control word used to descramble the scrambled program at a receiver/decoder operatively connected to a mass storage device. If a user does not initially ha... | 09/15/2009 |
| RE40538 | Downloading of applications in a digital decoder A method for downloading an executable application into a decoder for a digital broadcast system, characterized in that the application is stored on a portable memory card introduced into a card reader in the decoder, the decoder reading and downloading the applicat... | 10/14/2008 |
| 7437561 | Authentication of data transmitted in a digital transmission system A method of authenticating data transmitted in a digital transmission system, in which the method comprises the steps, prior to transmission, of determining at least two encrypted values for at least some of the data, each encrypted value being determined using a ke... | 10/14/2008 |
| 7360078 | Communication methods and apparatus A method of authenticating communication between a receiver/decoder and a remote server is disclosed. The method involves using an identifier of the receiver/decoder to authenticate the communication, the identifier being based on a smartcard number. Also disclosed ... | 04/15/2008 |
| 7353386 | Method and device for authenticating digital data by means of an authentication extension module An authentication method provides a segment forming an executable authentication plug-in previously authenticated by at least one authentication function from an authentication library and linked to a plurality of segments in accordance with a chaining relationship.... | 04/01/2008 |
| 7342966 | MPEG table structure A MPEG table data structure includes a data portion and a header. The header includes an action identifier field, and the action identifier field relates to data that identifies an action to be carried by a receiver/decoder receiving the MPEG table data structure. | 03/11/2008 |
| 7340528 | Data referencing system This application describes a method of referencing content in an application. The method comprises, for a content element, creating a reference to the content element and associating that reference with the content element. This enables the content (for example, tex... | 03/04/2008 |
| 7321717 | Upgradable on-screen display system The absence of MPEG processing in a consumer digital recorder player may preclude on-screen message display of recorder status. Various methods are disclosed which facilitate the on-screen display of recorder player status meassages. A first embodiment returns a rep... | 01/22/2008 |
| 7310670 | Multi-channel power line exchange protocol A scalable networking protocol that allows multiple nodes to communicate via a multi-channel network medium is described. The networking protocol allows any node on the network to assign itself as the active network server. The active network server polls client nod... | 12/18/2007 |
| 7284262 | Receiver/decoder and method of processing video data A method of processing video data in a receiver/decoder including at least one port (31) for receiving data and memory means (40) including a data buffer area (45A0, 45A1) for storing incoming data for display, and a... | 10/16/2007 |
| 7275095 | Internet subscriber management A subscriber information management system for use with a broadcast system, and a method of managing subscriber information, are described. The system includes storing subscriber internet parameters relating to internet services access and storing subscriber broadca... | 09/25/2007 |
| 7239704 | Method and apparatus for recording of encrypted digital data A method relating to recording transmitted digital data in which transmitted digital information is encrypted by a recording encryption key. The recording encryption key is stored by a recording means on a recording support medium. Further, the recording encryption ... | 07/03/2007 |
| 7231525 | Authentification of data in a digital transmission system A method of authentification of data sent in a digital transmission characterized by the organization and authentification of the data prior to transmission into a hierarchy of at least one root directory unit (75), subdirectory unit (76) and file unit... | 06/12/2007 |
| 7228558 | Address assignment in digital transmission system A method of transmission of digital information in a digital broadcast system including a central transmission station and one or more decoders, the central station transmitting at least one transport stream comprising a stream of packets encapsulating data tables o... | 06/05/2007 |
| 7227344 | Switching DC-DC converter with improved stabilization The switching DC-DC converter comprises an inductor, a control circuit with an oscillator and an output stage, the output stage being coupled to the inductor, a diode coupled to the inductor, and a feedback loop for generating a stabilized output voltage. An output ... | 06/05/2007 |
| D525964 | Audio/video recording device front panel | 08/01/2006 |
| D520988 | Remote control | 05/16/2006 |
| D520989 | Touch screen remote control | 05/16/2006 |
| D517530 | Remote control | 03/21/2006 |
| D517050 | Remote control | 03/14/2006 |
| 6873786 | Reverse trick modes on non-progressive video using special groups of pictures The invention concerns a method (200) and system (100) for performing a reverse trick mode. The method includes the steps of receiving (212) a non-progressive video signal and encoding (214) the non-progressive video signal into at least ... | 03/29/2005 |
| 6868125 | Transport stream to program stream conversion There is provided a method for maintaining synchronization between a transport stream and a program stream decoder during a conversion from the transport stream to a program stream. A system reference clock (SCR) is calculated from the transport stream (410).... | 03/15/2005 |
