| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 10/10/2001 | CN1317202A Conditional access system for broadcast digital TV. |
| 10/10/2001 | CN1317115A Maintaining access to video stack after application crash |
| 10/10/2001 | CN1316835A Receiving equipment, transmitting equipment and communication system |
| 10/09/2001 | US6301428 Compressed video editor with transition buffer matcher |
| 10/09/2001 | US6301223 Method of using routing protocols to reroute packets during a link failure |
| 10/09/2001 | US6301065 Method for recording and reproducing CRT various types of data so as to permit the use of the same mechanical and servo systems thereof |
| 10/09/2001 | US6300981 Image data storage/display apparatus and method for television receiver having viewer's screen display function |
| 10/09/2001 | US6300980 Computer system design for distance viewing of information and media and extensions to display data channel for control panel interface |
| 10/09/2001 | US6300962 Method and apparatus for providing reliable graphic memory operations in a set-top box environment |
| 10/09/2001 | CA2250474C Apparatus and method for spectrum management in a multipoint communication system |
| 10/04/2001 | WO2001074086A2 Backward compatible multiple data stream transmission method and system for compressed domain signals |
| 10/04/2001 | WO2001074085A2 Method and apparatus for embedding data in encoded digital bitstreams |
| 10/04/2001 | WO2001074076A1 Distributed cooperative memory for interactive and scalable video-on-demand system |
| 10/04/2001 | WO2001074071A1 Integrated circuit and method for signal decryption |
| 10/04/2001 | WO2001074065A1 A method and device for data display |
| 10/04/2001 | WO2001074059A1 Portable device for rating audio/video contents |
| 10/04/2001 | WO2001073752A1 Storage medium, distributing method, and speech output device |
| 10/04/2001 | WO2001073586A2 Method and apparatus for accessing a remote location by sensing a machine-resolvable code |
| 10/04/2001 | WO2001073555A1 Transceiver device and method |
| 10/04/2001 | WO2001073508A1 Projection display system and projector, and menu image display method therefor |
| 10/04/2001 | US20010027563 Video on demand methods and systems |
| 10/04/2001 | US20010027562 Television schedule system and method of operation for multiple program occurrences |
| 10/04/2001 | US20010027561 Video on demand methods and systems |
| 10/04/2001 | US20010027555 System and method for delivering rerun video programming on non-HDTV digital side channels |
| 10/04/2001 | US20010027493 Method for providing streaming media data in a network-based environment |
| 10/04/2001 | US20010027475 Displaying images and other information |
| 10/04/2001 | US20010026618 Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels |
| 10/04/2001 | US20010026589 Moving picture coding, coded-moving picture bitstream conversion and coded-moving picture bitstream multiplexing |
| 10/04/2001 | US20010026562 Data transmission system using at cellular phones |
| 10/04/2001 | US20010026319 Method and apparatus for enhancing the broadcast of a live event |
| 10/04/2001 | EP1139668A2 Storing and retrieving encoded data stream with specified time of delivery on a hard disk |
| 10/04/2001 | EP1139667A2 Packet rate adjusting apparatus |
| 10/04/2001 | EP1139662A2 Communication service method and communication apparatus thereof |
| 10/04/2001 | EP1139660A1 System for embedding additional information in video data, and embedding method |
| 10/04/2001 | EP1139590A2 Apparatus for receiving and storing reproduction programs with a high probability of being used for reproduction of audiovisual data |
| 10/04/2001 | EP1139198A2 Method and apparatus for digital data distribution |
| 10/04/2001 | EP1138157A1 Method and apparatus for displaying a colored audio/visual program |
| 10/04/2001 | EP1138151A1 Automatic signature-based spotting, learning and extracting of commercials and other video content |
| 10/03/2001 | CN1315805A Display interface containing channel matrix |
| 10/03/2001 | CN1072422C Communication method of use between subscriber station and video station, and between video station and audio station |
| 10/02/2001 | US6298482 System for two-way digital multimedia broadcast and interactive services |
| 10/02/2001 | US6298460 Code image data output apparatus and method |
| 10/02/2001 | US6298441 Secure document access system |
| 10/02/2001 | US6298400 Enhancing interface device to transport stream of parallel signals to serial signals with separate clock rate using a pin reassignment |
| 10/02/2001 | US6298385 Method and apparatus for optimizing playback of media files over a data network |
| 10/02/2001 | US6298091 Method to play audio and video clips through MPEG decoders |
| 10/02/2001 | US6298088 Method and apparatus for splicing compressed information signals |
| 10/02/2001 | US6298071 Method and apparatus for processing variable bit rate information in an information distribution system |
| 10/02/2001 | US6297830 Apparatus and method for storing a move within a movie |
| 09/30/2001 | CA2303466A1 Automatically updating template based web pages with trigger events and scheduling |
| 09/27/2001 | WO2001072042A1 Method and apparatus to determine broadcast content and scheduling in a broadcast system |
| 09/27/2001 | WO2001072041A2 Method and system for subject video streaming |
| 09/27/2001 | WO2001072036A2 Method and apparatus for simultaneous recording and displaying two different video programs |
| 09/27/2001 | WO2001072035A2 Method and apparatus for simultaneous recording and displaying two different video programs |
| 09/27/2001 | WO2001071622A1 System and process for distribution of information on a communication network |
| 09/27/2001 | WO2001071608A2 System, method and apparatus for controlling the dissemination of digital works |
| 09/27/2001 | WO2001071589A1 Contents charging method, contents charging system and recording medium recording contents charging program |
| 09/27/2001 | WO2001071524A1 Method and system for providing multimedia information on demand over wide area networks |
| 09/27/2001 | WO2001040948B1 Method and system for enabling optional customer election of auxiliary content provided on detachable local storage media |
| 09/27/2001 | WO2000049807A9 Module scheduling with a time interval and ending time |
| 09/27/2001 | WO2000036540A9 Information and entertainment programming broadcast system and device |
| 09/27/2001 | US20010025375 Browser for use in navigating a body of information, with particular application to browsing information represented by audiovisual data |
| 09/27/2001 | US20010025316 Data processing apparatus in a time-based billing video-on-demand system and method therefor |
| 09/27/2001 | US20010025308 Data transmission management apparatus and data transmission system, and methods thereof |
| 09/27/2001 | US20010025297 User request processing method and apparatus using upstream channel in interactive multimedia contents service |
| 09/27/2001 | US20010025269 Charged rent distribution system for contents information and method thereof |
| 09/27/2001 | US20010024470 Scalable video coding system |
| 09/27/2001 | US20010024456 MPEG re-multiplexer having multiple inputs and multiple outputs |
| 09/27/2001 | CA2404095A1 Method and system for providing multimedia information on demand over wide area networks |
| 09/26/2001 | EP1137287A2 Demultiplexing a statistically multiplexed MPEG transport stream into CBR single program transport streams |
| 09/26/2001 | EP1137283A2 Digital signal receiver and digital signal display method |
| 09/26/2001 | EP1137005A2 Error correction of digitally transmitted signals |
| 09/26/2001 | EP1135933A1 Method and system for presenting television programming and interactive entertainment |
| 09/26/2001 | EP1135921A1 System and method for ip-based communication having speech generated text |
| 09/26/2001 | EP1135880A1 Broadband circuit identification method for controlling service access |
| 09/26/2001 | EP1135741A1 Smart agent based on habit, statistical inference and psycho-demographic profiling |
| 09/26/2001 | EP0804857B1 Method and device for global bitrate control of a plurality of encoders |
| 09/26/2001 | CN1315118A Dynamic bit allocation for statistical multiplexing of compressed and uncompressed digital divdeo signals |
| 09/26/2001 | CN1315098A Apparatus controller, device and method for controlling data transmission of digital apparatus, and data transmission control system |
| 09/26/2001 | CN1314762A 数据传输方法和数据传输系统 Data transmission method and data transmission system |
| 09/25/2001 | US6295647 Context life time management of a user interface in a digital TV broadcast |
| 09/25/2001 | US6295646 Method and apparatus for displaying video data and corresponding entertainment data for multiple entertainment selection sources |
| 09/25/2001 | US6295293 Access network over a dedicated medium |
| 09/25/2001 | US6295092 System for analyzing television programs |
| 09/25/2001 | US6295057 Internet content and television programming selectively displaying system |
| 09/22/2001 | CA2302895A1 Interactive computerized advertising and data exchange on-board in vehicles |
| 09/20/2001 | WO2001069940A1 Device for synchronising interactive applications in a television receiver set |
| 09/20/2001 | WO2001069929A1 System and method of joining encoded video streams for continuous play |
| 09/20/2001 | WO2001069927A2 Displaying images and other information |
| 09/20/2001 | WO2001069923A2 System and method for providing recording function when no program information is available |
| 09/20/2001 | WO2001069518A1 Digital watermark screening and detection strategies |
| 09/20/2001 | WO2001069405A1 Digital video system using networked cameras |
| 09/20/2001 | US20010023499 Airborne passenger service system |
| 09/20/2001 | US20010023436 Method and apparatus for multiplexing seperately-authored metadata for insertion into a video data stream |
| 09/20/2001 | US20010023429 Data broadcasting system and method for distributing data from one or more content providers to personal computers |
| 09/20/2001 | US20010023417 System for controlling the distribution and use of digital works using digital tickets |
| 09/20/2001 | US20010023416 Internet broadcast billing system |
| 09/20/2001 | US20010022789 Using a receiver model to multiplex variable-rate bit streams having timing constraints |
| 09/20/2001 | US20010022615 Integrated network for monitoring remote objects |
| 09/19/2001 | EP1134978A2 User request processing method and apparatus using upstream channel in interactive multimedia contents service |