| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 06/22/2005 | CN1630884A Apparatus and method for watermarking a digital image |
| 06/22/2005 | CN1207911C Information system |
| 06/21/2005 | US6910191 Program guide data selection device |
| 06/21/2005 | US6910022 Usage rights grammar and digital works having usage rights created with the grammar |
| 06/21/2005 | US6909753 Combined MPEG-4 FGS and modulation algorithm for wireless video transmission |
| 06/21/2005 | US6908238 Image printing order receiving system and image printing order receiving method |
| 06/21/2005 | CA2283215C Imaging system and method for interactive control of image quality |
| 06/21/2005 | CA2278496C Interactivity with audiovisual programming |
| 06/16/2005 | US20050132418 Multimedia time warping system |
| 06/16/2005 | US20050132295 Channel dancer |
| 06/16/2005 | US20050132291 Interactive graphical user interface for television set-top box |
| 06/16/2005 | US20050132003 Control of software interface with information input to access window |
| 06/16/2005 | US20050130613 Program selecting apparatus |
| 06/16/2005 | US20050129132 Digital television system |
| 06/16/2005 | US20050129056 Digital broadcast system |
| 06/16/2005 | US20050128361 Summarization of football video content |
| 06/16/2005 | US20050128216 Connection device capable of mixing an rgb graphics signal and a yuv video signal and related method |
| 06/16/2005 | US20050128202 Graphics card for smoothing the playing of video |
| 06/15/2005 | EP1542452A1 Television receiver and network information communication system |
| 06/15/2005 | EP1542383A1 Method for dynamically allocating communication channel bandwidth between competing applications |
| 06/15/2005 | EP1058998B1 Program guide system with preference profiles |
| 06/15/2005 | EP0920739B9 Method and apparatus for providing control channel communications for an information distribution system |
| 06/15/2005 | CN1627819A Television receiver and network information communication system |
| 06/15/2005 | CN1627806A Program selecting apparatus |
| 06/15/2005 | CN1627788A Communicating card |
| 06/15/2005 | CN1627422A Scrambler and scrambling method |
| 06/15/2005 | CN1627298A Method and structure of describing a user profile to describe user preferences |
| 06/15/2005 | CN1206863C Frame converter and conversion method, digital pick-up camera and monitoring system thereof |
| 06/15/2005 | CN1206859C System and method for improving video transmission over wireless network |
| 06/15/2005 | CN1206853C An optical disc, a recorder, a player, a recording method, and a reproducing method that are all used for the optical disc |
| 06/15/2005 | CN1206849C Complex digit broadcasting method also to fully obtained complex digit broadcasting data |
| 06/15/2005 | CN1206848C Television signal receiver and remote control instruction device and television signal receiving method |
| 06/15/2005 | CN1206832C Information transmsision device, terminal device, information centre, recording media and information transmission method |
| 06/14/2005 | US6907616 Transfer rate controller, decoding system, medium, and information aggregate |
| 06/14/2005 | US6907458 Digital multi-room, multi-source entertainment and communications network |
| 06/14/2005 | US6907081 MPEG encoder control protocol for on-line encoding and MPEG data storage |
| 06/14/2005 | US6907038 Method for packet transmission of multimedia data in a network |
| 06/14/2005 | US6906755 Method and apparatus for synchronizing audio and video data |
| 06/14/2005 | US6906696 Method of controlling multi-user access to the functionality of consumer devices |
| 06/14/2005 | CA2195431C Multiple user data storage, retrieval and distribution system |
| 06/14/2005 | CA2180112C Consumer interface for a digital television system |
| 06/09/2005 | US20050125833 System for distributing and selecting audio and video information and method implemented by said system |
| 06/09/2005 | US20050125823 Promotional philosophy for a video-on-demand-related interactive display within an interactive television application |
| 06/09/2005 | US20050125822 Television schedule system with access control |
| 06/09/2005 | US20050125671 Derivation and quantization of robust non-local characteristics for blind watermarking |
| 06/09/2005 | US20050125653 Protocol for controlling access, through specific time ranges, to scrambled data |
| 06/09/2005 | US20050125619 Secure video card methods and systems |
| 06/09/2005 | US20050125320 Point of service billing and records system |
| 06/09/2005 | US20050125221 Controlling access to wirelessly broadcast electronic works during playback |
| 06/09/2005 | US20050123042 Moving picture streaming file, method and system for moving picture streaming service of mobile communication terminal |
| 06/09/2005 | US20050122391 Television receiver and network information communication system |
| 06/08/2005 | EP1538840A2 Method of describing a user profile to describe user preferences pertaining to browsing of multimedia data |
| 06/08/2005 | EP1538836A2 Television reception system, channel selection apparatus and display apparatus |
| 06/08/2005 | EP1538817A1 Moving picture streaming file, method and system for moving picture streaming service in a mobile communication terminal |
| 06/08/2005 | EP1538794A1 Medium distribution device, medium reception device, medium distribution method, and medium reception method |
| 06/08/2005 | EP1538624A2 System and method for copy protection for digital signals |
| 06/08/2005 | EP1258141A4 Method and apparatus for storing content within a video on demand environment |
| 06/08/2005 | CN1625896A System and method for creating user profiles |
| 06/08/2005 | CN1625740A Index structure of metadata, method for providing indices of metadata, and metadata searching method and apparatus using the indices of metadata |
| 06/08/2005 | CN1625259A Personalization module for interactive digital television system |
| 06/08/2005 | CN1625238A Combination of vcr index and epg |
| 06/08/2005 | CN1625221A Image forming device, pattern forming method and its program |
| 06/08/2005 | CN1625097A Method and system for controlling access to wirelessly broadcast electronic works during playback |
| 06/08/2005 | CN1205806C Method for identificating selection set of TV. channel and relative TV. system |
| 06/08/2005 | CN1205805C Reduction scanning and channel change delay in ATSC television receiver |
| 06/08/2005 | CN1205783C Equipment and method for transmitting audio frequency/video frequency data in network |
| 06/08/2005 | CN1205533C Method and system for providing a user profile |
| 06/07/2005 | US6904610 Server-centric customized interactive program guide in an interactive television environment |
| 06/07/2005 | US6904540 Targeted data protection |
| 06/07/2005 | US6904089 Encoding device and decoding device |
| 06/07/2005 | US6903779 Method and system for displaying related components of a media stream that has been transmitted over a computer network |
| 06/07/2005 | US6903666 Video scramble/descramble apparatus |
| 06/07/2005 | CA2250791C A method for controlling copy protection in digital video networks |
| 06/02/2005 | US20050120390 Method and apparatus for digital video distributing |
| 06/02/2005 | US20050120375 Wireless extension arrangement for a communications system |
| 06/02/2005 | US20050120301 Method and apparatus for a home network auto-tree builder |
| 06/02/2005 | US20050120262 Method and apparatus for striping data onto a plurality of disk drives |
| 06/02/2005 | US20050120131 Method for connection acceptance control and rapid determination of optimal multi-media content delivery over networks |
| 06/02/2005 | US20050120094 Portable high speed internet access device with scrolling |
| 06/02/2005 | US20050120038 Data structure for data streaming system |
| 06/02/2005 | US20050117879 Methods, systems and data structures for timecoding media samples |
| 06/02/2005 | US20050117061 Summarization of football video content |
| 06/02/2005 | US20050117021 Summarization of football video content |
| 06/02/2005 | US20050117020 Summarization of football video content |
| 06/01/2005 | EP1536648A2 Streaming contents recording method of mobile communication terminal |
| 06/01/2005 | EP1536424A2 System and method for copy protection for digital signals |
| 06/01/2005 | EP1535469A2 Carousel proxy |
| 06/01/2005 | EP1118217A4 A method and system to collect information |
| 06/01/2005 | EP1046264A4 Portable internet-enabled controller and information browser for consumer devices |
| 06/01/2005 | EP0771468B1 Multiple user data storage, retrieval and distribution system, employing striped storage for a continuous data stream |
| 06/01/2005 | CN1623329A Video information delivery apparatus and receiving apparatus |
| 06/01/2005 | CN1623323A Providing multimedia on demand in a near on demand environment |
| 06/01/2005 | CN1622623A Method and apparatus for searching next signal frame synchronous character in digital coding signal |
| 06/01/2005 | CN1622610A Streaming contents recording method of mobile communication terminal |
| 06/01/2005 | CN1204749C Residual sideband transmission system for processing auxiliary transmission data |
| 06/01/2005 | CN1204723C Method and apparatus for networked information dissemination through secure transcoding |
| 05/31/2005 | US6901605 Cable broadcasting system |
| 05/31/2005 | US6901603 Methods and apparatus for advanced recording options on a personal versatile recorder |
| 05/31/2005 | US6901530 Proactive repair process in the xDSL network (with a VDSL focus) |
| 05/31/2005 | US6901453 Modularization of broadcast receiver driver components |