| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 07/14/2005 | US20050151676 Methods and systems for synchronizing data streams |
| 07/14/2005 | US20050151675 Methods and systems for synchronizing data streams |
| 07/14/2005 | CA2728486A1 Storage medium storing interactive graphics stream activated on response to user's command, and reproducing apparatus and method for reproducing from the same |
| 07/13/2005 | EP1553780A2 Derivation and quantization of robust non-local characteristics for blind watermarking |
| 07/13/2005 | EP1553773A2 Programme generation |
| 07/13/2005 | EP1552699A2 Networked multimedia system |
| 07/13/2005 | EP1552698A1 Video transmission systems and methods for a home network |
| 07/13/2005 | CN1640143A Method and apparatus for decoding spatially scaled fine granular encoded video signals |
| 07/13/2005 | CN1640132A Multimedia on demand for use in a near on demand environment |
| 07/13/2005 | CN1640130A A method and system for internet content acquisition according to a program guide |
| 07/13/2005 | CN1640129A System and method for broadcast-synchronized interactive content interrelated to broadcast content |
| 07/13/2005 | CN1640128A Protocol for controlling access, through specific time ranges, to scrambled data |
| 07/13/2005 | CN1640076A Medium streaming distribution system |
| 07/13/2005 | CN1639736A Information processing apparatus and method |
| 07/13/2005 | CN1638356A Transmitter device and relay device for performing data transmission control |
| 07/13/2005 | CN1638342A System and method for managing protocol network failures in a cluster system |
| 07/13/2005 | CN1210961C Video size conversion and transcoding from MPEG-2 to MPEG-4 |
| 07/13/2005 | CN1210949C Method for editing programme guide and equipment for customizing program guide information |
| 07/13/2005 | CN1210897C Transmitting/receiving side system data distribution system and its method, and program executing device and its method |
| 07/12/2005 | US6918135 Session oriented settop communication using dynamic, synchronized routing |
| 07/12/2005 | US6918133 Method for identifying extender text table of electronic program guide in digital TV |
| 07/12/2005 | US6918132 Dynamic interface method and system for displaying reduced-scale broadcasts |
| 07/12/2005 | US6918131 Systems and methods for characterizing television preferences over a wireless network |
| 07/12/2005 | US6918081 Method of describing multiple level digest segment information scheme for multimedia contents and apparatus for generating digest stream from described multiple level digest segment information scheme and method thereof |
| 07/12/2005 | US6917655 Coding and decoding a signal modified in accordance with the feedback states of an encoder |
| 07/12/2005 | US6917628 Allocating access across a shared communications medium of a DOCSIS 1.0 compliant cable network |
| 07/12/2005 | US6917622 Allocating access across a shared communications medium in a carrier network |
| 07/12/2005 | CA2284038C Broadcast and reception system, and receiver/decoder and remote controller therefor |
| 07/07/2005 | US20050149980 Open cable set-top box diagnosing system and method thereof |
| 07/07/2005 | US20050149974 Interactive reverse channel for direct broadcast satellite system |
| 07/07/2005 | US20050149878 Resizing internet document for display on television screen |
| 07/07/2005 | US20050149735 Watermark system |
| 07/07/2005 | US20050149446 Process for distributing audiovisual documents using fixed downloading facilities and portable terminals, terminals and facilities for the implementation of the process |
| 07/07/2005 | US20050146611 Method of and apparatus for generating a precise frame rate in digital video transmission from a computer system to a digital video device |
| 07/07/2005 | US20050146605 Video surveillance system employing video primitives |
| 07/07/2005 | US20050146448 Methods and systems for synchronizing data streams |
| 07/06/2005 | EP1025692B1 Computational resource allocation in an information stream decoder |
| 07/06/2005 | EP0758506A4 An improved modem to support multiple site call conferenced data communications |
| 07/06/2005 | CN1636413A Methods and apparatus for identifying asset location in communication networks |
| 07/06/2005 | CN1636410A System and method for inserting video and audio packets into a video transport stream |
| 07/06/2005 | CN1636403A Splicing of digital video transport streams |
| 07/06/2005 | CN1636400A Moving picture distribution system, moving picture distribution device and method, recording medium, and program |
| 07/06/2005 | CN1636397A Method for verifying television receiver sets with access control and corresponding receiver set |
| 07/06/2005 | CN1636396A Personal TV receiver (PTR) with program recommendation forwarding function |
| 07/06/2005 | CN1636392A Cable modem upstream amplifier power management |
| 07/06/2005 | CN1636390A Method and system for enabling channel set up in a television signal receiver |
| 07/06/2005 | CN1636389A Television program selection system |
| 07/06/2005 | CN1636388A System for parental control in video programs based on multimedia content information |
| 07/06/2005 | CN1209931C 信号传输系统 A signal transmission system |
| 07/06/2005 | CN1209904C Method and system for controlling access to at least one data service |
| 07/05/2005 | US6915531 Open cable set-top box diagnosing system and method thereof |
| 07/05/2005 | US6915398 Data reproduction system, data recorder and data reader preventing fraudulent usage by monitoring reproducible time limit |
| 07/05/2005 | CA2386303C Method for content-based non-linear control of multimedia playback |
| 06/30/2005 | WO2005060258A2 Content distribution system and distribution method, and content processing device and processing method |
| 06/30/2005 | US20050144652 Method and apparatus for generating a programme |
| 06/30/2005 | US20050144643 Data transmission method and apparatus |
| 06/30/2005 | US20050144638 Interactive program guide navigator |
| 06/30/2005 | US20050144478 Content receiving/storing apparatus and content delivery system |
| 06/30/2005 | US20050143128 Communication card |
| 06/30/2005 | US20050141711 Data recording medium, data recording apparatus, data recording method, data reproduction method and data transmission apparatus |
| 06/30/2005 | US20050141610 Image decoding apparatus, image coding apparatus, image communications system and coded bit stream converting apparatus |
| 06/30/2005 | US20050141542 Personnalization module for interactive digital television system |
| 06/30/2005 | US20050140667 Connection device capable of converting a pixel clock to a character clock |
| 06/29/2005 | EP1549064A2 Signaling valid entry points in a video stream |
| 06/29/2005 | EP1549055A1 Data processing device, data processing method, computer program, and data processing system |
| 06/29/2005 | EP1548972A2 Transmitter device and relay device for performing data transmission control |
| 06/29/2005 | EP1548606A2 Multiple user data storage, retrieval and distribution system |
| 06/29/2005 | EP1547385A1 Diligent control of preview of stored contents |
| 06/29/2005 | EP1547364A2 Adaptive and progressive video stream scrambling |
| 06/29/2005 | EP1547322A2 System for efficient recovery of node-b buffered data following mac layer reset |
| 06/29/2005 | EP1546923A1 Index structure of metadata, method for providing indices of metadata, and metadata searching method and apparatus using the indices of metadata |
| 06/29/2005 | EP1254562B1 Broadcast pause and resume for enhanced television |
| 06/29/2005 | EP1142330A4 A method and a system relating to digital television and broadcasting |
| 06/29/2005 | EP1110388A4 Video data recorder with personal channels |
| 06/29/2005 | CN1633817A Dynamic content delivery responsive to user requests |
| 06/29/2005 | CN1633810A Method for controlling the billing of a broadcast service by units of time |
| 06/29/2005 | CN1633809A Elementary stream partial encryption |
| 06/29/2005 | CN1633808A Hierarchical decision fusion of recommender scores |
| 06/29/2005 | CN1633802A Television system |
| 06/29/2005 | CN1633794A ECM and EMM distribution for multimedia multicast content |
| 06/29/2005 | CN1633653A Physical layer recovery in a streaming data delivery system |
| 06/29/2005 | CN1633183A Image transmission method |
| 06/29/2005 | CN1633147A A method for implementing calling and called party pay intelligent service |
| 06/29/2005 | CN1208971C Predictive coding method and decoding method for dynamic image |
| 06/29/2005 | CN1208945C Structurally programmable channel decoder for digital broadcast reception |
| 06/28/2005 | US6912585 Method of data management for efficiently storing and retrieving data to respond to user access requests |
| 06/28/2005 | US6912584 Media coding for loss recovery with remotely predicted data units |
| 06/28/2005 | US6912431 Method and apparatus for indicating states of electronic devices |
| 06/28/2005 | US6911982 Data signal for modifying a graphic scene, corresponding method and device |
| 06/23/2005 | WO2005057865A1 Packet transmitter apparatus |
| 06/23/2005 | US20050138673 Summarization of football video content |
| 06/23/2005 | US20050138657 Multiple database, user-choice-compiled program and event guide |
| 06/23/2005 | US20050138462 System and method for managing protocol network failures in a cluster system |
| 06/23/2005 | US20050138372 Information delivering system, information delivering apparatus, information delivering method and computer readable information recording medium |
| 06/23/2005 | US20050138083 System and method for computer-assisted manual and automatic logging of time-based media |
| 06/23/2005 | US20050134686 Summarization of football video content |
| 06/23/2005 | DE69729291T2 Markierung von fernsehprogrammen und kanalauswahlen Marking of television programs and channel selections |
| 06/23/2005 | CA2731269A1 High data rate interface with improved link synchronization |
| 06/22/2005 | EP1544751A1 Automatic keyword extraction device and method, recording medium, and program |
| 06/22/2005 | EP1247400A4 System and method for transmitting data on return path of a cable television system |