| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 08/10/2011 | CN102149009A Integrated circuit system and communication system |
| 08/10/2011 | CN102149008A Method and system for real-time switch of data content among multiple terminals |
| 08/10/2011 | CN102149007A Method of video on demand and processing device thereof |
| 08/10/2011 | CN102149006A Providing control words to a receiver |
| 08/10/2011 | CN102149005A Self-adaptive method for controlling network video quality |
| 08/10/2011 | CN102148857A 内容分布系统 Content distribution system |
| 08/10/2011 | CN102148812A Method, server and system for realizing server side playlist |
| 08/10/2011 | CN102148806A Time shift processing method and system, network equipment and terminal for network television |
| 08/10/2011 | CN102147968A Power line communication equipment |
| 08/10/2011 | CN101867841B Automatic detection method for programme signal interrupt recovery of set top box |
| 08/10/2011 | CN101800840B Set top box upgrading method |
| 08/10/2011 | CN101715105B Terminal control method of embedded VOD set-top box based on rtsp protocol |
| 08/10/2011 | CN101686368B A system and device for remotely controlling client recording and storage behavior |
| 08/10/2011 | CN101662657B User login method of internet protocol television IPTV and system thereof |
| 08/10/2011 | CN101605243B Method, media apparatus and user side apparatus for providing programs |
| 08/10/2011 | CN101547347B Overlay network layered multicast resource optimum allocation method for scalable video stream |
| 08/10/2011 | CN101425862B Mobile multimedia broadcast service operation management system and method |
| 08/10/2011 | CN101394542B Broadcast content distribution system, and distribution apparatus and broadcast reception terminal device for use in the system |
| 08/10/2011 | CN101374224B Method for logging in interactive network television system |
| 08/10/2011 | CN101352040B Video audio system, control device, output device, and program |
| 08/10/2011 | CN101325704B Method for inter cut medium in handset television |
| 08/10/2011 | CN101222616B Transmission processing method for MPEG conveying stream in video-on-demand service |
| 08/10/2011 | CN101222615B Network system, terminal apparatus, recording apparatus, method of displaying record scheduling state |
| 08/10/2011 | CN101212643B One-way CATV network based interactive VOD system and method |
| 08/10/2011 | CN101202886B Method, apparatus and equipment for searching TV program |
| 08/10/2011 | CN101202881B Method, server and system for voting of digital television |
| 08/10/2011 | CN101193198B Device allocation method for STB of personal video tape recorder |
| 08/10/2011 | CN101170661B EPG generation device and EPG generation method |
| 08/10/2011 | CN101156448B Method and system for securing media content in a multimedia processor |
| 08/10/2011 | CN101156443B Robust mode staggercasting with adjustable delay offset |
| 08/10/2011 | CN101146215B Video service redundant backup method, device and system based on multicast |
| 08/10/2011 | CN101106663B Apparatus for receiving a data broadcast signal and its processing method |
| 08/10/2011 | CN101077005B Methods and apparatuses for video on demand (VOD) metadata organization |
| 08/09/2011 | US7996915 Data transmission apparatus and method, data receiving apparatus and method, and data transmission and reception system and method |
| 08/09/2011 | US7996495 Adaptive selection of image streaming mode |
| 08/09/2011 | US7996438 Device and process for remote management of a network of audiovisual information reproduction systems |
| 08/09/2011 | US7996335 Information processing device, contents distribution server, license server, and method and computer program |
| 08/09/2011 | US7996230 Selective security masking within recorded speech |
| 08/09/2011 | US7995899 Apparatus, method and database for control of audio/video equipment |
| 08/09/2011 | US7995763 User apparatus and program |
| 08/09/2011 | US7995587 Time stamp adding device, time stamp adding method, and time stamp adding program |
| 08/09/2011 | US7995152 TV including a data storage section |
| 08/09/2011 | US7995091 Mixed media telecommunication call manager |
| 08/09/2011 | CA2725141C Method for run-length encoding of a bitmap data stream |
| 08/09/2011 | CA2469517C Application management and interface for cluster control of time shift buffer |
| 08/09/2011 | CA2432609C Data distribution system |
| 08/09/2011 | CA2218543C Merging multi-source information in a television system |
| 08/06/2011 | CA2731054A1 Method and system to request audiovisual content items matched to programs identified in a program grid |
| 08/06/2011 | CA2731051A1 Management and delivery of audiovisual content items that correspond to scheduled programs |
| 08/05/2011 | CA2730986A1 Display placeholders for rich media content |
| 08/04/2011 | WO2011094620A1 Method and system for organizing video frames of a content source into ofdm superframes |
| 08/04/2011 | US20110191805 Guide system and method of operation |
| 08/04/2011 | US20110191804 Method and system for displaying advertisements in an electronic program guide |
| 08/04/2011 | US20110187923 Virtual channel table for a broadcast protocol and method of braodcasting and receiving broadcast signals using the same |
| 08/03/2011 | EP2352291A1 Critical packet partial encryption |
| 08/03/2011 | EP2352288A1 Method for transmitting and receiving the service data of handset tv |
| 08/03/2011 | EP2352287A1 Portable terminal device, image display system, image display method, and computer-readable storage medium |
| 08/03/2011 | EP2352281A1 Controlling method of digital television (dtv) positioned within one independent space among physically separated multiple independent spaces and dtv thereof |
| 08/03/2011 | EP2352276A1 Television viewer interface system |
| 08/03/2011 | EP2352100A1 Service information-disseminating device and service information-acquiring device |
| 08/03/2011 | EP2352095A1 Av device, server, operating system of the av device, and program for operating the av device |
| 08/03/2011 | EP2350953A2 Targeted advertising using object identification |
| 08/03/2011 | EP2350909A1 Controlled delivery of content data streams to remote users |
| 08/03/2011 | EP2350860A2 Methods, systems and apparatuses for use in updating a portable storage medium |
| 08/03/2011 | EP2350858A2 Dynamic fragmentation of digital media |
| 08/03/2011 | EP2350771A1 Media bookmarks |
| 08/03/2011 | CN201919130U 一种具有可视电话功能的数字机顶盒 Digital set-top box having a videophone function |
| 08/03/2011 | CN201919129U 一种机顶盒 One kind of set-top boxes |
| 08/03/2011 | CN201919128U 具有短信收发功能的数字机顶盒 Digital set-top box with a messaging feature |
| 08/03/2011 | CN201919127U 壁挂式机顶盒 Wall-top boxes |
| 08/03/2011 | CN201919126U 一种机顶盒 One kind of set-top boxes |
| 08/03/2011 | CN201919125U 具有内衬板的机顶盒上盖 Set-top box with a lid lined plate |
| 08/03/2011 | CN1894932B Broadcast driven virtual community on p2p network |
| 08/03/2011 | CN102144402A Method and apparatus for managing digital rights management module |
| 08/03/2011 | CN102144401A Method and system for dynamic play list modification |
| 08/03/2011 | CN102144400A Control system, video display device, and remote control device |
| 08/03/2011 | CN102144399A Broadcasting receiver and method of providing background channel EPG |
| 08/03/2011 | CN102144398A Purchase of a piece of music being played on a radio in a vehicle |
| 08/03/2011 | CN102144397A Server-based program recording scheduling |
| 08/03/2011 | CN102143605A Method and system for sharing mobile phone television service data in wireless local area network |
| 08/03/2011 | CN102143403A Method and device for displaying and processing multimedia service, and multimedia service system |
| 08/03/2011 | CN102143402A Method and device for customizing and playing program, and digital television set top box |
| 08/03/2011 | CN102143401A Personalized customization method for function menu of Internet protocol television |
| 08/03/2011 | CN102143400A Set top box (STB) and processing method for watching program |
| 08/03/2011 | CN102143399A Method, server and system for testing limit of channel storage of set-top box |
| 08/03/2011 | CN102143398A Terminal realizing method, computer terminal and television receiving system |
| 08/03/2011 | CN102143397A Method and device for acquiring video information based on mobile storing device |
| 08/03/2011 | CN102143396A Method for controlling playing of program of FTA set top box |
| 08/03/2011 | CN102143395A Set-top box supporting PVR (Personal Video Record) and a method thereof for processing audio and video data |
| 08/03/2011 | CN102143394A Media reproduction apparatus |
| 08/03/2011 | CN102143393A Advertising system and method |
| 08/03/2011 | CN102143392A Control word encryption and decryption methods and control word encryption and decryption systems |
| 08/03/2011 | CN102143391A Method and device for realizing IPTV service based on IMS |
| 08/03/2011 | CN102143390A System and method for playing video on line |
| 08/03/2011 | CN102143389A Quality assurance (QA) system and method of internet protocol television (IPTV) services |
| 08/03/2011 | CN102143388A Device and method for estimating quality of experience (QoE) for internet protocol television (IPTV) user |
| 08/03/2011 | CN102143387A Method and system for processing media data and streaming media server |
| 08/03/2011 | CN102143386A Streaming media server acceleration method based on graphics processing unit |
| 08/03/2011 | CN102143385A Media play processing method, digital media server and system |
| 08/03/2011 | CN102143384A Method, device and system for generating media file |