| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 04/26/2011 | US7933968 Token-based personalization of smart appliances |
| 04/26/2011 | US7933299 Device and method for controlling switchover of broadcasting channel in digital multimedia broadcasting receiver |
| 04/26/2011 | US7932923 Video surveillance system employing video primitives |
| 04/26/2011 | CA2628000C Virtual channel table for a broadcast protocol and method of broadcasting and receiving broadcast signals using the same |
| 04/26/2011 | CA2527083C System and method of programmatic window control for consumer video players |
| 04/26/2011 | CA2471141C Program position user interface for personal video recording time shift buffer |
| 04/21/2011 | WO2011046711A1 Decoding aparatus for a set-top box |
| 04/21/2011 | US20110093894 Program guide application interface system |
| 04/21/2011 | US20110093881 System Method and Apparatus for Portable Digital Identity |
| 04/21/2011 | US20110093475 Method and apparatus to determine broadcast content and scheduling in a broadcast system |
| 04/21/2011 | US20110090098 Method and systems for scalable representation of multimedia data for progressive asynchronous transmission |
| 04/20/2011 | EP2312857A2 Time slicing techniques for variable data rate encoding |
| 04/20/2011 | EP2312850A2 Method and apparatus for transmitting content, method and apparatus for receiving content, method and apparatus for encoding content, method and apparatus for decoding content |
| 04/20/2011 | EP2312848A2 Time bound entitlement for digital content distribution framework |
| 04/20/2011 | EP2312847A2 Image scaling arrangement |
| 04/20/2011 | EP2312844A1 Data broadcast system, data broadcast server and data broadcast program |
| 04/20/2011 | EP2312839A1 Digital broadcast receiver and recorded-program display method |
| 04/20/2011 | EP2312835A2 Interactive television systems with network-based digital video recording |
| 04/20/2011 | EP2312470A2 Rules driven pan ID metadata routing system and network |
| 04/20/2011 | EP2311260A1 Constant bit rate padding of mpeg transport streams |
| 04/20/2011 | EP2311258A1 A method and apparatus for a recipient to adjust a video stream |
| 04/20/2011 | EP1384347B1 Method and system for secure transcoding |
| 04/20/2011 | EP1336277B1 Methods and apparatus for identifying asset location in mobile communication networks |
| 04/20/2011 | CN201805521U Set top box capable of controlling and processing multi-type television signals |
| 04/20/2011 | CN201805520U Web television with user identification function |
| 04/20/2011 | CN1905645B Apparatus and method for providing addition information using extension subtitle file |
| 04/20/2011 | CN1645937B Watermarking method and device for digital video |
| 04/20/2011 | CN102027753A Encryption system for satellite delivered television |
| 04/20/2011 | CN102026041A Graphic data processing method |
| 04/20/2011 | CN102026040A System and method for reporting position of video device and network video transmitter thereof |
| 04/20/2011 | CN102026039A Video output device capable of accessing to 3G network |
| 04/20/2011 | CN102026038A Method and system for realizing page dynamic display of IPTV set top box |
| 04/20/2011 | CN102026037A TV interaction method and system based on widget and television |
| 04/20/2011 | CN102026036A Conditional access device and method for implementing electronic program guide (EPG) therein |
| 04/20/2011 | CN102026035A Method for allocating signal routing resources in video on-demand service, terminal and server |
| 04/20/2011 | CN102026034A Digital television program selection method |
| 04/20/2011 | CN102026033A Method for displaying Myanmar by set-top box (STB) |
| 04/20/2011 | CN102026032A Set top box upgrading method and device |
| 04/20/2011 | CN102026031A Set top box |
| 04/20/2011 | CN102026030A C language function calling method for STB (set-top box) script |
| 04/20/2011 | CN102026029A Method and equipment for information exchange based on electronic program guide |
| 04/20/2011 | CN102026028A Audience rating investigation method, related terminal and system |
| 04/20/2011 | CN102026027A System and method for requesting broadcasting of television advertising |
| 04/20/2011 | CN102026026A Billing method and system used for network photograph album service of network television |
| 04/20/2011 | CN102026025A Program integrated operation comprehensive management system |
| 04/20/2011 | CN102026024A Method, system and device for controlling pay per view (PPV) service in real time |
| 04/20/2011 | CN102026023A System and method for downloading and playing streaming media |
| 04/20/2011 | CN102026022A Terminal multimodal processing method of CMMB mobile TV and processing terminal thereof |
| 04/20/2011 | CN102026021A Dynamic interaction method and dynamic interaction system of CMMB (China Mobile Multimedia Broadcasting) mobile television |
| 04/20/2011 | CN102026020A Bidirectional set-top box system with time shifting on-demand service |
| 04/20/2011 | CN102026008A Receiving device, receiving method, transmission device and computer program |
| 04/20/2011 | CN102025980A Mobile terminal video monitoring system |
| 04/20/2011 | CN102025966A Video telephone communication method and terminal |
| 04/20/2011 | CN102025944A Demodulator and mobile digital television information receiving device |
| 04/20/2011 | CN102025939A Method of digital television set top box for supporting various types of remote controllers |
| 04/20/2011 | CN102025922A Image matching system and method |
| 04/20/2011 | CN102025853A Hand input method for internet television |
| 04/20/2011 | CN102025804A Display screen overturn structure for television handset and television handset |
| 04/20/2011 | CN102025736A Continuous playing method for cross-platform program and system |
| 04/20/2011 | CN102025726A Home data network system centering on digital television |
| 04/20/2011 | CN102025513A Network television service charging method |
| 04/20/2011 | CN102024128A Apparatus and method for digital rights management |
| 04/20/2011 | CN102023595A Automatic control and energy-saving system of boiler |
| 04/20/2011 | CN101605227B Method and system for notifying programs among CMMB terminals |
| 04/20/2011 | CN101567742B Transmitting system, receiving terminal and method of multimedia program preview information |
| 04/20/2011 | CN101527818B Licence managing method of internet protocol television copyright management system |
| 04/20/2011 | CN101521794B Mobile TV terminal and local program encrypting method thereof |
| 04/20/2011 | CN101505408B Remote video accessing system and method |
| 04/20/2011 | CN101499213B Interactive remote controller |
| 04/20/2011 | CN101483559B Monitoring method for distributed IPTV service transmission quality |
| 04/20/2011 | CN101472161B Method, device and system for embedding and removing watermark |
| 04/20/2011 | CN101459836B Service processing method and system for content distributing network of interactive network television |
| 04/20/2011 | CN101453286B Method for digital audio multiplex transmission in multimedia broadcasting system |
| 04/20/2011 | CN101426123B System and method for digital rights management of digital video broadcasting |
| 04/20/2011 | CN101399972B Media center system and implementation method thereof |
| 04/20/2011 | CN101378494B System and method for implementing internet television medium interaction |
| 04/20/2011 | CN101340536B Mobile terminal and method for timed recording mobile phone television program |
| 04/20/2011 | CN101287003B System and method for implementing mobile terminal monitored video browse |
| 04/20/2011 | CN101277407B Set-top box and method for starting the same |
| 04/20/2011 | CN101237451B Middleware system of IP STB and its communication method |
| 04/20/2011 | CN101217633B A method and system realizing stream media interaction |
| 04/20/2011 | CN101212690B Method for testing lip synchronization for multimedia audio/video stream |
| 04/20/2011 | CN101179705B Fellow resource node selecting method and apparatus |
| 04/20/2011 | CN101127772B Method for distributed processing of real time transfer of protocol signaling |
| 04/20/2011 | CN101115187B Interactive network television system on demand method |
| 04/20/2011 | CN101026766B Method of controlling emergency alert system, signal thereof and cable broadcast receiver |
| 04/19/2011 | US7930724 Secure distribution of video on-demand |
| 04/19/2011 | US7929705 Method of managing user key for broadcast encryption |
| 04/19/2011 | CA2450348C Caching graphical interface for displaying video and ancillary data from a saved video |
| 04/16/2011 | CA2715207A1 Method and system for linking media components |
| 04/14/2011 | US20110088065 Time Shifting Enhanced Television Triggers |
| 04/14/2011 | US20110088060 Interactive television program guide system for determining user values for demographic categories |
| 04/14/2011 | US20110088059 Respecting privacy in a targeted advertising system |
| 04/14/2011 | US20110085080 Video and digital multimedia aggregator content coding and formatting |
| 04/14/2011 | CA2717552A1 Method and system for providing content |
| 04/13/2011 | EP2309733A1 Combination of VCR index and EPG |
| 04/13/2011 | EP2309654A2 Device and method for controlling wireless image display device |
| 04/13/2011 | EP2309405A2 Executing game programs having advertisements therein |
| 04/13/2011 | EP2308200A1 Data streaming through time-varying transport media |
| 04/13/2011 | EP2308199A1 Flow-rate adaptation for a connection of time-varying capacity |