| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 05/11/2011 | EP2320636A2 Electronic program guide with digital storage |
| 05/11/2011 | EP2320599A1 Method and apparatus for recovery processing of synchronously transmitted service data |
| 05/11/2011 | EP2111041B1 Audio processing device, audio processing method, and program |
| 05/11/2011 | EP1312211B1 System and method for incorporating previously broadcast content into program recording |
| 05/11/2011 | EP1273178B1 Multiplexing compressed signals |
| 05/11/2011 | CN201830408U Digital television with function of limiting watching of program |
| 05/11/2011 | CN201830407U Data signal return system of wired television interaction platform |
| 05/11/2011 | CN201830406U Digital-television program developing device |
| 05/11/2011 | CN201830405U Digital-television receiving terminal |
| 05/11/2011 | CN201830404U High-definition set top box |
| 05/11/2011 | CN201830403U Set-top box |
| 05/11/2011 | CN201830402U Three-core structured multifunctional digital domestic set-top box |
| 05/11/2011 | CN201830401U Receiving terminal of digital television |
| 05/11/2011 | CN201830400U Digital-television integrated machine |
| 05/11/2011 | CN201830399U Front end and client of conditional access system |
| 05/11/2011 | CN201830289U Family cloud computing system based on set top box |
| 05/11/2011 | CN1913644B Device and method for searching digital broadcasting channel using position information |
| 05/11/2011 | CN1867055B Messaging interface for protected digital outputs |
| 05/11/2011 | CN102057687A Synchronization of media stream components |
| 05/11/2011 | CN102057686A Method and apparatus for delivering and caching multiple pieces of content |
| 05/11/2011 | CN102057685A Methods and systems for providing a program guide for near video on demand systems |
| 05/11/2011 | CN102057684A Methods and apparatuses for directing recipients of video content items to interesting video content items |
| 05/11/2011 | CN102057683A Downloading method and apparatus of terminal entity |
| 05/11/2011 | CN102056026A Audio/video synchronization detection method and system, and voice detection method and system |
| 05/11/2011 | CN102056025A Method for upgrading IPTV module |
| 05/11/2011 | CN102056024A Information output apparatus and method and program |
| 05/11/2011 | CN102056023A Providing access to parts of contents for network display device |
| 05/11/2011 | CN102056022A Set top box and method and device for applying operating system in set top box |
| 05/11/2011 | CN102056021A Chinese and English command-based man-machine interactive system and method |
| 05/11/2011 | CN102056020A Method for storing program information and television using same |
| 05/11/2011 | CN102056019A Method and device for calculating standard weight in set top box, and set top box |
| 05/11/2011 | CN102056018A Method and system for providing TV guide and method for providing program-requesting information |
| 05/11/2011 | CN102056017A ESG distribution method and system for multimedia broadcast service and ESG server |
| 05/11/2011 | CN102056016A Bi-directional digital TV video on demand realizing device with PON (Passive Optical Network) and IPQAM (Internet Protocol Quadrature Amplitude Modulator) structure |
| 05/11/2011 | CN102056015A Streaming media application method in panoramic virtual reality roaming |
| 05/11/2011 | CN102056014A Stream media recording method and system |
| 05/11/2011 | CN102056013A Video server system with hard disk broadcasting function |
| 05/11/2011 | CN102055969A Image deblocking filter and image processing device using same |
| 05/11/2011 | CN102055934A Set top box and channel storage switching method |
| 05/11/2011 | CN102054251A Providing access to parts of contents for network display device |
| 05/11/2011 | CN102054014A Information processing apparatus, tuner, and information processing method |
| 05/11/2011 | CN102053781A 终端及其控制方法 Terminal and control method |
| 05/11/2011 | CN101719975B Remote management method and system of IPTV application |
| 05/11/2011 | CN101668194B Method and device for inserting and playing advertisement based on content fragmentation |
| 05/11/2011 | CN101631233B Method, system and device for obtaining multimedia terminal information |
| 05/11/2011 | CN101621342B Method for realizing network TV program carousel based on real-time transport protocol |
| 05/11/2011 | CN101605266B Method and device for transmitting data and method and device for receiving data |
| 05/11/2011 | CN101594553B System and method for positioning network failures of set top box |
| 05/11/2011 | CN101584213B Transmission and reception apparatuses and methods used in terrestrial dmb conditional access system |
| 05/11/2011 | CN101583025B Streaming media playing method and device |
| 05/11/2011 | CN101583018B Method and system for unified management of channel service and services on demand of streaming media |
| 05/11/2011 | CN101527837B Method for updating digital interface revocation list |
| 05/11/2011 | CN101510965B Classified access system and method for multiple mobile terminals of digital television set-top box |
| 05/11/2011 | CN101500072B Method for transmitting digital television service on demand |
| 05/11/2011 | CN101489106B Method and apparatus for automatically searching multimedia broadcast television program information |
| 05/11/2011 | CN101453621B Method, system and device for video server resource sharing |
| 05/11/2011 | CN101448147B Apparatus for decoding video signals encoded in different formats |
| 05/11/2011 | CN101437151B Content delivery system, cache server, and cache control server |
| 05/11/2011 | CN101399965B Method and device for implementing media content positioning based on EPG server |
| 05/11/2011 | CN101399690B Multimedia data transmission method and system thereof |
| 05/11/2011 | CN101374226B Method for ordering program of interactive network television system |
| 05/11/2011 | CN101305603B Fast switching between time division multiplexed (TDM) channels |
| 05/11/2011 | CN101282482B Apparatus, system and method for synchronously playing video data and audio data |
| 05/11/2011 | CN101262293B A transmission method and system for multi-language program prompt message |
| 05/11/2011 | CN101247508B Method for terminal implementing service authorization in conditioned receiving system |
| 05/11/2011 | CN101221507B Device, system and method for automatically installing network television incremental value service |
| 05/11/2011 | CN101212599B Digital TV user interface management system and method |
| 05/11/2011 | CN101202919B Digital television receiver and intermediate part |
| 05/11/2011 | CN101202901B Method, device and system for processing package identifier of program transmission package |
| 05/11/2011 | CN101179700B Program source switch method and stream media play system |
| 05/11/2011 | CN101132517B Method and system for implementing media data real-time scrambling |
| 05/11/2011 | CN101098329B Method and system for interactive request program |
| 05/11/2011 | CN101094351B Apparatus for receiving broadcasting and method for transmitting status information of same |
| 05/11/2011 | CN101090478B Request/live telecast switchover method, system, corelation request method and set-top box |
| 05/11/2011 | CN101079880B System and method for automatically updating software interface according to contents of program |
| 05/11/2011 | CN101026707B Three-dimensional electronic programming guide providing apparatus and method |
| 05/10/2011 | US7941864 Audio-video output apparatus, authentication processing method, and audio-video processing system |
| 05/10/2011 | US7941818 System and method for utilizing EPG database for modifying advertisements |
| 05/10/2011 | US7941799 Interpreting I/O operation requests from pageable guests without host intervention |
| 05/10/2011 | CA2579981C Ts transmission system, transmitting apparatus, receiving apparatus, and ts transmission method |
| 05/06/2011 | CA2684824A1 Failover with redundant multicasts for switched digital video |
| 05/05/2011 | WO2011053238A1 Method and digital television system |
| 05/05/2011 | US20110107385 Method for interactive video content programming |
| 05/04/2011 | EP2317772A2 Method and system for providing content adapted to a specific reception device |
| 05/04/2011 | EP2317771A2 Electronic apparatus and program-related information display generating method |
| 05/04/2011 | EP2317768A2 Electronic television program guide schedule system and method with remote product ordering |
| 05/04/2011 | EP2317765A1 Video data reception and transmission system and video data processing method for videophone |
| 05/04/2011 | EP2317760A2 Mobile wireless communications device to display closed captions and associated methods |
| 05/04/2011 | EP2317755A1 Multiplexed transport interface between demod and set top SoCs |
| 05/04/2011 | EP2317513A1 Storage medium with interactive graphics stream, reproduction device and reproduction method |
| 05/04/2011 | EP2316225A2 Apparatus for transmitting and receiving digital multimedia broadcasting and method thereof |
| 05/04/2011 | EP2316223A1 Method for obtaining images during multiple receptions |
| 05/04/2011 | EP2316222A1 System and method for controlling signal traffic peaks on a video interactive network |
| 05/04/2011 | EP2316211A1 Method and apparatus for parental control of wireless broadcast content |
| 05/04/2011 | CN201821461U Set-top box with joystick for realizing game function |
| 05/04/2011 | CN201821412U Video operational amplifier circuit and set-top box provided with same |
| 05/04/2011 | CN102047682A Method and terminal for providing iptv to multiple ims users |
| 05/04/2011 | CN102047681A Method and apparatus for using internet protocol television service based on application received in multicast session |
| 05/04/2011 | CN102047680A Apparatus and method for adjusting the cognitive complexity of an audiovisual content to a viewer attention level |
| 05/04/2011 | CN102047679A Device for recording and playing contents, server for managing content location information, information recording medium, method for managing content information |