| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 05/11/2005 | CN1201322C Auxiliary data insertion method in transport data stream and its device |
| 05/11/2005 | CN1201224C Conversion and reproduction method for audio data of portable device |
| 05/11/2005 | CN1201197C 投影显示系统及投影器 A projection display system and a projector |
| 05/10/2005 | US6892391 Dynamic generation of video content for presentation by a media server |
| 05/10/2005 | US6892022 Storing and retrieving encoded data stream with specified time of delivery on a hard disk |
| 05/10/2005 | US6891854 System and method for transporting a compressed video and data bit stream over a communication channel |
| 05/10/2005 | US6891566 Digital video system using networked cameras |
| 05/10/2005 | US6891553 Resizing internet document for display on television screen |
| 05/06/2005 | WO2005041576A1 Content distributing server and content reproduction control terminal |
| 05/05/2005 | US20050097604 Method of selecting a portion of a block of data for display based on characteristics of a display device |
| 05/05/2005 | US20050097593 System, method and device for selected content distribution |
| 05/05/2005 | US20050097227 Modularization of broadcast receiver driver components |
| 05/05/2005 | US20050096920 System and method for developing tailored content |
| 05/05/2005 | US20050094728 Embedding supplemental data in a digital video signal |
| 05/05/2005 | US20050093981 Moving image conversion device, method and program, moving image distribution device, and e-mail relay device |
| 05/04/2005 | EP1528809A1 Interactivity with audiovisual programming |
| 05/04/2005 | EP1528806A2 Desired program reserve recording method |
| 05/04/2005 | EP1528805A2 Programme generation |
| 05/04/2005 | EP1528795A1 Method and apparatus for digital video distributing |
| 05/04/2005 | EP1247190A4 Control and observation of physical devices, equipment and processes by multiple users over computer networks |
| 05/04/2005 | CN1613255A A system and method for secure distribution and evaluation of compressed digital information |
| 05/04/2005 | CN1613253A Sort slider with context intuitive sort keys |
| 05/04/2005 | CN1613067A Visualization of entertainment content |
| 05/04/2005 | CN1612520A Authentification of data in a digital transmission system |
| 05/04/2005 | CN1200423C Scrambler and scrambling method |
| 05/04/2005 | CN1200317C Post projection television set |
| 05/03/2005 | US6889385 Home network for receiving video-on-demand and other requested programs and services |
| 05/03/2005 | US6889384 Simplified interactive user interface for multi-video channel navigation |
| 05/03/2005 | US6889383 Delivery of navigation data for playback of audio and video content |
| 05/03/2005 | US6889351 Backward compatible multiple data stream transmission method and system for compressed domain signals |
| 05/03/2005 | US6889327 Copyrighted digital data management method, contents provider, user terminal, and data recording medium |
| 05/03/2005 | US6889257 System and method of transmitting data packets |
| 05/03/2005 | US6888944 Method for assigning encryption keys |
| 05/03/2005 | US6888477 Distributed on-demand media transcoding system and method |
| 04/28/2005 | US20050091691 Client/server multimedia presentation system |
| 04/28/2005 | US20050089167 Digital signal processing apparatus |
| 04/28/2005 | US20050089103 Digital television system |
| 04/28/2005 | US20050089056 Modularization of broadcast receiver driver components |
| 04/28/2005 | US20050088333 Portable internet-enabled controller and information browser for consumer devices |
| 04/27/2005 | EP1526472A2 Systems and methods for secure transaction management and electronic rights protection |
| 04/27/2005 | EP0733251B1 Device and method of signal loss recovery for realtime and/or interactive communications |
| 04/27/2005 | CN1611078A Transcoding MPEG bitstreams for adding sub-picture content |
| 04/27/2005 | CN1611076A Method, apparatus, and program for evolving algorithms for detecting |
| 04/27/2005 | CN1611075A Transparent access of STB mhpMHP digital TV middleware to IP video content |
| 04/27/2005 | CN1611074A Method and apparatus for recommending items of interest based on stereotype preferences of third parties |
| 04/27/2005 | CN1611073A Method and apparatus for access and display of content allowing users to combine multiple profiles |
| 04/27/2005 | CN1611072A Method and apparatus for identifying a digital audio signal |
| 04/27/2005 | CN1611068A Program detail information display apparatus and method thereof |
| 04/27/2005 | CN1611067A Method of populating an explicit profile cross-reference to related applications |
| 04/27/2005 | CN1611066A Systems and methods for providing digital rights management compatibility |
| 04/27/2005 | CN1610929A Video monitoring and surveillance systems capable of handling asynchronously multiplexed video |
| 04/27/2005 | CN1609988A Data recording medium, apparatus and method, data reproducing method and data transmitting apparatus |
| 04/27/2005 | CN1199465C Method and apparatus for generating recommendations based on consistency of selection |
| 04/27/2005 | CN1199463C Receiver associated with security device |
| 04/27/2005 | CN1199450C Communication system in digital television |
| 04/27/2005 | CN1199447C Recording/reproducing device, MPEG video stream recording/reproducing device |
| 04/27/2005 | CN1199445C Method and appts. for adaptively programming to recording device |
| 04/27/2005 | CN1199441C Program guide system with advertisements |
| 04/27/2005 | CN1199438C Data display controller |
| 04/27/2005 | CN1199409C Modem with IP support |
| 04/27/2005 | CN1199360C Coding a data stream |
| 04/27/2005 | CN1199135C Embedding auxiliary data in information signal |
| 04/26/2005 | US6886178 Digital TV system with synchronized world wide web content |
| 04/26/2005 | CA2381562C Transcoding for consumer set-top storage application |
| 04/26/2005 | CA2247450C Fast extraction of program specific information from multiple transport streams |
| 04/21/2005 | US20050086706 Television system |
| 04/21/2005 | US20050086682 Inferring information about media stream objects |
| 04/21/2005 | US20050086489 Derivation and quantization of robust non-local characteristics for blind watermarking |
| 04/21/2005 | US20050086106 Information recording device, advertisement information management device, information recording method, advertisement information management method, information recording program, advertisement information management program and advertisement information management system |
| 04/21/2005 | US20050085263 Portable composite communication terminal for transmitting/receiving voice and images, and operation method and communication system thereof |
| 04/21/2005 | US20050083870 Data transmitting apparatus and method |
| 04/20/2005 | EP1524857A2 Inferring information about media stream objects |
| 04/20/2005 | EP1330921A4 Switch matrix packaging for high availablity |
| 04/20/2005 | EP0996892A4 Automatic regeneration of user data from a network |
| 04/20/2005 | CN1608375A System and method of providing services for local and global media content |
| 04/20/2005 | CN1608371A Improvements in receivers for television signals |
| 04/20/2005 | CN1608265A Method and device for rendering a content item |
| 04/20/2005 | CN1607832A Inferring information about media stream objects |
| 04/20/2005 | CN1198468C Processor allocation for channels in video multi-processor system |
| 04/19/2005 | US6883097 Coincidence-free media key block for content protection for recordable media |
| 04/19/2005 | US6883050 Optimized POD module/host interface |
| 04/19/2005 | US6882978 Apparatus and method for executing a game program having advertisements therein |
| 04/19/2005 | US6882755 Image transmission for low bandwidth with region of interest |
| 04/19/2005 | US6882352 Control device, control method, electric apparatus, control method of an electric apparatus, electric apparatus system, control method of an electric apparatus system, and transmission medium |
| 04/19/2005 | US6882299 Portable internet-enabled controller and information browser for consumer devices |
| 04/19/2005 | CA2315619C System for dual-display interaction with integrated television and internet content |
| 04/19/2005 | CA2257997C A system and method for sending multiple data signals over a serial link |
| 04/14/2005 | US20050081143 URI pointer system and method for the carriage of MPEG-4 data in an MPEG-2 transport stream |
| 04/14/2005 | US20050080882 Digital ID for selecting web browser and use preferences of a user during use of a web application |
| 04/14/2005 | US20050080840 URI pointer system and method for the carriage of MPEG-4 data in an ATSC MPEG-2 transport stream file system |
| 04/14/2005 | US20050080496 Hand held device having a browser application |
| 04/14/2005 | US20050078942 Information processing apparatus and method program, and recording medium |
| 04/14/2005 | US20050078711 Method of generating timestamps for isochronous data |
| 04/14/2005 | US20050078108 Electronic stereoscopic media delivery system |
| 04/13/2005 | EP1523194A2 Method of describing a digest stream information for a multimedia content and digest segment group description for describing a summary of multimedia contents |
| 04/13/2005 | EP1523192A2 Portal server and information supply method for supplying music content |
| 04/13/2005 | EP1522191A1 Supporting common interactive television functionality through presentation engine syntax |
| 04/13/2005 | EP1522190A1 Electronic buying guide architecture |
| 04/13/2005 | EP0667063B2 Process for transmitting and/or storing digital signals from several channels |
| 04/13/2005 | CN1606878A Method and apparatus for selecting rating limits in a parental control system |