| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 02/13/2013 | CN102932683A Mobile high-definition link (MHL) realizing method and video playing device |
| 02/13/2013 | CN102932682A Internet TV stick |
| 02/13/2013 | CN102932681A Method and system for realizing recommendation of television program |
| 02/13/2013 | CN102932680A 3D television content digital rights management front-end system |
| 02/13/2013 | CN102932679A Network video previewing system and method |
| 02/13/2013 | CN102932678A Media content scheduling method, system and device |
| 02/13/2013 | CN102932677A Device and method for detecting pack format of media file |
| 02/13/2013 | CN102932676A Self-adaptive bandwidth transmitting and playing method based on audio and video frequency synchronization |
| 02/13/2013 | CN102932675A Internet-based digital content collecting system |
| 02/13/2013 | CN102932674A Emergency broadcast message adaptive interpolation system based on digital television network |
| 02/13/2013 | CN102932673A Video signal and audio signal transmission and synthesis method, system and device |
| 02/13/2013 | CN102932672A Emergency broadcast message adaptive interpolation system based on digital television network |
| 02/13/2013 | CN102932671A Method and server for supplying picture to computing terminal |
| 02/13/2013 | CN102932670A Method and system for segmenting streaming media |
| 02/13/2013 | CN102932669A USB (universal serial bus) transmission based audio-video data processing method and device |
| 02/13/2013 | CN102932668A USB (universal serial bus) transmission based audio-video data processing device |
| 02/13/2013 | CN102932667A Frame loss control and retransmission method and system in real-time streaming media uploading |
| 02/13/2013 | CN102932666A IPTV (Internet Protocol Television) portal system |
| 02/13/2013 | CN102932649A Video decoding quality detection method and device of set top box |
| 02/13/2013 | CN102932631A Method and device for achieving group round cutting |
| 02/13/2013 | CN102932624A Mobile video calls |
| 02/13/2013 | CN102932620A Television and method of mobile high definition link (MHL) signal automatic recognition |
| 02/13/2013 | CN102932618A Device and method for time-shifted playback of multimedia data |
| 02/13/2013 | CN102932615A Modular television system |
| 02/13/2013 | CN102932614A Smart television with optical touch screen |
| 02/13/2013 | CN102932612A Method and system for adjusting user-oriented image quality of television |
| 02/13/2013 | CN102932608A Digital video processing and cataloguing system and method based on cloud edition technology |
| 02/13/2013 | CN102932523A Systems and methods for incorporating a control connected media frame |
| 02/13/2013 | CN102932280A Method, device and system for realizing bandwidth control |
| 02/13/2013 | CN102932263A Access terminal |
| 02/13/2013 | CN102932191A Method for implementing real-time intelligent fault analysis based on dynamic link in IPTV (Internet Protocol Television) network |
| 02/13/2013 | CN102932082A Method for downloading software program through digital broadcasting |
| 02/13/2013 | CN102930886A Medium collecting and editing broadcasting system |
| 02/13/2013 | CN102930711A System and method for processing infrared remote control signals |
| 02/13/2013 | CN102930254A Method for achieving internet protocol television (ipTV) fingerprint identification |
| 02/13/2013 | CN102929548A Display control method and device, user terminal and display control system |
| 02/13/2013 | CN102929405A Novel remote control equipment and implementation method of manipulation intelligent video terminal |
| 02/13/2013 | CN102929385A Method for controlling application program by voice |
| 02/13/2013 | CN102921171A Intelligent mobile Internet device (MID), television, game server, multi-screen system and multi-screen method |
| 02/13/2013 | CN102289397B Method and device for automatically restoring embedded system of set top box |
| 02/13/2013 | CN102208171B Local detail playing method on portable high-definition video player |
| 02/13/2013 | CN102163180B I2C bus interface circuit module and control method thereof |
| 02/13/2013 | CN102098582B Method for loading set top box (STB) business software modules of internet protocol television (IPTV) |
| 02/13/2013 | CN102082958B Method and system for obtaining CMMB (China Mobile Multimedia Broadcasting) electronic program guide based on mobile communication channel |
| 02/13/2013 | CN102036114B Digital television service data management method, server and terminal |
| 02/13/2013 | CN102036109B Digital television interactive application middleware system based on three-network convergence |
| 02/13/2013 | CN102006513B Analytical engine system suitable for HSML markup language |
| 02/13/2013 | CN101951479B 数字广播接收机设备和数字广播接收方法 The digital broadcast receiver device and a digital broadcast receiving method |
| 02/13/2013 | CN101926166B Expanded playlist for TV video player |
| 02/13/2013 | CN101889451B Systems and methods of reducing media stream delay through independent decoder clocks |
| 02/13/2013 | CN101795392B Application data-downloading method, digital television receiving terminal and system |
| 02/13/2013 | CN101783906B Electronic program guide realization method in internet protocol television product |
| 02/13/2013 | CN101783795B Security level authentication method and system |
| 02/13/2013 | CN101778248B Method and system for descrambling and digital TV receiver |
| 02/13/2013 | CN101695067B Data processing method and device based on TCP and digital TV receiver terminal and system |
| 02/13/2013 | CN101686350B Display control apparatus, display control method, and program |
| 02/13/2013 | CN101646044B PVR set-top box and method and system for virtual partition management of time-shifting files of PVR set-top box |
| 02/13/2013 | CN101635725B Method and apparatus for access control in an overlapping multiserver network environment |
| 02/13/2013 | CN101621661B Audio-video encryption and decryption transmission system |
| 02/13/2013 | CN101433081B System and/or method for distributing media content |
| 02/13/2013 | CN101374193B Digital television receiver and conditional access subunit thereof |
| 02/13/2013 | CN101355689B Method and system for controlling VOD of digital television as well as digital television receive terminal |
| 02/13/2013 | CN101350687B Broadcast receiver, broadcast data transmitting method and broadcast data receiving method |
| 02/13/2013 | CN101167359B Processing MPEG elementary stream in a conditional access overlay environment |
| 02/13/2013 | CN101015214B Multi-layer video coding and decoding methods and multi-layer video encoder and decoder |
| 02/12/2013 | US8375417 Audiovisual (AV) device and control method thereof |
| 02/12/2013 | US8375415 Dynamic upstream amplifier power management |
| 02/12/2013 | US8375411 Cross-device sharing of reminders |
| 02/12/2013 | US8375407 System and apparatus for displaying substitute content |
| 02/12/2013 | US8374487 Information processing for generating an information list of video contents |
| 02/12/2013 | US8374195 Data transmission apparatus and method, data receiving apparatus and method, and data transmission and reception system and method |
| 02/12/2013 | US8374189 Control channel transmitting method, receiving method, base station and terminal |
| 02/12/2013 | CA2562612C Emergency alert signaling method and digital television receiver |
| 02/11/2013 | CA2786098A1 System and method for remote presentation provision |
| 02/07/2013 | WO2013019811A1 Coding parameter sets for various dimensions in video coding |
| 02/07/2013 | WO2013019504A1 Systems and methods for presenting home screen shortcuts |
| 02/07/2013 | WO2013019502A1 Systems and methods for rendering user interface objects in accordance with a variable scaling factor |
| 02/07/2013 | WO2013019497A1 Systems and methods for rendering user interface elements in accordance with a device type |
| 02/07/2013 | WO2013019307A1 Content recommendation method and apparatus |
| 02/07/2013 | WO2013019172A1 Interrelated multiple screen advertising |
| 02/07/2013 | WO2013019042A1 Transmitting apparatus and method and receiving apparatus and method for providing a 3d service through a connection with a reference image transmitted in real time and additional image and content transmitted separately |
| 02/07/2013 | WO2013018963A1 Method and apparatus for providing information |
| 02/07/2013 | WO2013017823A2 Communication system, method and apparatus |
| 02/07/2013 | WO2013017734A1 An apparatus and a method for content retrieval for presentation in a television browser environment |
| 02/07/2013 | WO2013017430A2 System and method for tailoring food or beverage products to consumer requirements |
| 02/07/2013 | WO2013017411A1 Method of smoothing the workload of a server |
| 02/07/2013 | WO2013016926A1 Video recording device and video recording method |
| 02/07/2013 | WO2012174388A3 System and method for synchronously generating an index to a media stream |
| 02/07/2013 | US20130036446 Multilayer controlling system of date transfer and the method using thereof |
| 02/07/2013 | US20130036445 Communication device and reconfimethod and apparatus for high definition video wireless transmission |
| 02/07/2013 | US20130036444 Display apparatus displaying broadcasting information of three-dimensional image and control method thereof |
| 02/07/2013 | US20130036442 System and method for visual selection of elements in video content |
| 02/07/2013 | US20130036441 Apparatus and a method for content retrieval for presentation in a television browser environment |
| 02/07/2013 | US20130036440 Reception apparatus, method, computer program, and information providing apparatus for providing an alert service |
| 02/07/2013 | US20130036439 Method of providing content management list including associated media content and apparatus for performing the same |
| 02/07/2013 | US20130036438 Server system for real-time moving image collection, recognition, classification, processing, and delivery |
| 02/07/2013 | US20130036437 Using iptv as health monitor |
| 02/07/2013 | US20130036436 Process and device for the protection and display of video streams |
| 02/07/2013 | US20130036435 Methods and apparatus to obtain anonymous audience measurement data from network server data for particular demographic and usage profiles |
| 02/07/2013 | US20130036434 Targeted Television Advertising Based on Profiles Linked to Multiple Online Devices |