| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 08/31/2011 | CN102172040A Digital broadcast reception device and reception method |
| 08/31/2011 | CN102172039A System and method for dynamic pricing of mobile TV content |
| 08/31/2011 | CN102172038A Information processing device, display device, and information processing system |
| 08/31/2011 | CN102172037A Multi-vendor conditional access system |
| 08/31/2011 | CN102172036A Video branching |
| 08/31/2011 | CN102172035A Manufacturing method and system of audio special |
| 08/31/2011 | CN102170595A Disabling a cleartext control word loading mechanism in a conditional access system |
| 08/31/2011 | CN102170594A Service mode switching method, device and Internet protocol television terminal |
| 08/31/2011 | CN102170593A Releasing method and system of multi-screen and multi-platform high definition video |
| 08/31/2011 | CN102170592A Program previewing method and system based on digital television |
| 08/31/2011 | CN102170591A Content playing device |
| 08/31/2011 | CN102170590A Intelligent television control system and control method |
| 08/31/2011 | CN102170589A Method, system and terminal for network television detection |
| 08/31/2011 | CN102170588A Set top box with remote controller and method for switching working state |
| 08/31/2011 | CN102170587A Method and device for automatically identifying high frequency turner models |
| 08/31/2011 | CN102170586A IPTV (Internet Protocol Television) video communication-based multi-account number management method and system |
| 08/31/2011 | CN102170585A Dunning method, device and system in television network |
| 08/31/2011 | CN102170584A Method, device and system for playing media between synchronic HS (HTTP (HyperText Transfer Protocol) Streaming) terminal equipment |
| 08/31/2011 | CN102170583A Method and system for recovering and playing audio frequency in mobile multimedia broadcast |
| 08/31/2011 | CN102170557A Negotiable video data transmission mode |
| 08/31/2011 | CN102170539A Television and starting LOGO upgrading method thereof |
| 08/31/2011 | CN102170536A Digital television network system, digital television all-in-one machine and upgrading method thereof |
| 08/31/2011 | CN102170535A Television signal restore and output system |
| 08/31/2011 | CN102170461A Portable terminal timing method based on set top box, portable terminal and set top box |
| 08/31/2011 | CN102170438A China mobile multimedia broadcasting (CMMB)-based rich media audio broadcasting front-end and system |
| 08/31/2011 | CN102170039A Built-in antenna system of mobile television |
| 08/31/2011 | CN102169689A Realization method of speech synthesis plug-in |
| 08/31/2011 | CN102169616A System and method for safety monitoring |
| 08/31/2011 | CN101873482B Real-time streaming media cluster transcoding system |
| 08/31/2011 | CN101702767B Time-based media playing method and system |
| 08/31/2011 | CN101540895B Method for identifying channel of national standard digital television terrestrial broadcasting signal |
| 08/31/2011 | CN101536517B Receiver |
| 08/31/2011 | CN101500109B Information processing device and information providing method |
| 08/31/2011 | CN101478664B Content cooperative management system capable of being applied in IPTV |
| 08/31/2011 | CN101448111B Apparatus for processing program information, system for receiving digital broadcasts, and method for processing program information |
| 08/31/2011 | CN101414999B Method for obtaining relation of channel and medium, channel information sending method and related apparatus |
| 08/31/2011 | CN101379741B Multimedia data processing method and device for multi-program viewing in a wireless apparatus |
| 08/31/2011 | CN101361365B Transcoding cablecard |
| 08/30/2011 | US8010979 Electronic program guide using markup language |
| 08/30/2011 | CA2471878C System and method for multicast stream failover |
| 08/26/2011 | CA2732057A1 Enhanced banner advertisements |
| 08/26/2011 | CA2731706A1 Program segmentation of linear transmission |
| 08/25/2011 | WO2011103372A2 Multicast subscription based on forward error correction |
| 08/25/2011 | WO2011102827A1 Smart catch-up for media content viewing |
| 08/25/2011 | WO2010058964A3 Method for receiving a broadcast signal |
| 08/25/2011 | WO2010058962A3 Method for receiving a broadcast signal and broadcast receiver |
| 08/25/2011 | US20110209180 Interactive television program guide system that serves as a portal |
| 08/25/2011 | US20110208335 Audiovisual distribution system for playing an audiovisual piece among a plurality of audiovisual devices connected to a central server through a network |
| 08/25/2011 | US20110207396 Proximity synchronization of audio content among multiple playback and storage devices |
| 08/25/2011 | US20110206349 Method, apparatus and system for anti-piracy protection and verification |
| 08/25/2011 | US20110206172 Coarse time synchronization |
| 08/25/2011 | CA2732468A1 Disabling a cleartext control word loading mechanism in a conditional access system |
| 08/24/2011 | EP2360936A2 Method and apparatus for managing resources and multiplexing a plurality of channels in a multimedia stream |
| 08/24/2011 | EP2360922A2 Disposition of video alerts and integration of a mobile device into a local service domain |
| 08/24/2011 | EP2360920A1 Broadcast control system |
| 08/24/2011 | EP2360915A2 Watermark system |
| 08/24/2011 | EP2360843A2 System and method for thinning of scalable video coding bit-streams |
| 08/24/2011 | EP2360663A1 Information display device and information display method |
| 08/24/2011 | EP2359596A1 Video conference rate matching |
| 08/24/2011 | EP2359594A1 Dynamic application insertion for mpeg stream switching |
| 08/24/2011 | EP2359591A1 Enhanced program metadata on cross-media bar |
| 08/24/2011 | EP2359590A1 Method and apparatus for avoiding quality deterioration of transmitted media content |
| 08/24/2011 | EP2359565A1 Reassembling streaming data across multiple packetized communication channels |
| 08/24/2011 | CN201947411U Ca卡座的固定结构及具有该结构的数字电视接收终端 Deck and the fixed structure Ca digital television receiving terminal having the same structure |
| 08/24/2011 | CN201947410U 多媒体机顶盒 Multimedia set-top box |
| 08/24/2011 | CN201947409U 机顶盒 Set-top boxes |
| 08/24/2011 | CN201947408U 一种网络电视及其操作指引系统 A network television system and its operating guidelines |
| 08/24/2011 | CN201947407U 显示面板与盒体可分可合的机顶盒 The display panel can be combined with the cartridge set-top box |
| 08/24/2011 | CN201947406U 视频娱乐系统的vip娱乐单元 Video entertainment system vip entertainment unit |
| 08/24/2011 | CN201947385U 传输hdmi音视频信号的视频传输系统 Hdmi video transmission system to transmit audio and video signals |
| 08/24/2011 | CN1909443B Data distribution apparatus and data communications system |
| 08/24/2011 | CN1826810B Procedure for monitoring the usage of a broadcasted content |
| 08/24/2011 | CN102165790A 显示控制装置及显示控制方法 Display control means and display control method |
| 08/24/2011 | CN102165789A Method and system to enable adaptation between physical bearers and OMA-BCAST |
| 08/24/2011 | CN102165788A AV device, server, operating system of the AV device, and program for operating the AV device |
| 08/24/2011 | CN102165787A Moving image reproduction device and moving image reproduction method |
| 08/24/2011 | CN102165786A Distribution server, distribution system, method, and program |
| 08/24/2011 | CN102165770A Fast stream switching |
| 08/24/2011 | CN102165769A Method for optimizing the zapping time of a television digital set top box |
| 08/24/2011 | CN102165766A Digital broadcast receiving device |
| 08/24/2011 | CN102164349A Mobile terminal and broadcast method using the same |
| 08/24/2011 | CN102164324A Set top box and information interactive system and method of set top box |
| 08/24/2011 | CN102164323A System for publishing digital television multi-media information based on calendar organizational structure |
| 08/24/2011 | CN102164322A Digital television program processing method and system |
| 08/24/2011 | CN102164321A Control method, device and system |
| 08/24/2011 | CN102164320A Improved terminal based on conditional access technology |
| 08/24/2011 | CN102164319A Method and device for safely transmitting transport stream (TS) |
| 08/24/2011 | CN102164318A Voice prompting method, device and digital television receiving terminal |
| 08/24/2011 | CN102164317A Internet protocol (IP) set-top box-oriented multi-server segmented downloading system |
| 08/24/2011 | CN102164316A Method, device and system for publishing announcement information |
| 08/24/2011 | CN102164315A Network personal video recording data recommending method and system in digital television |
| 08/24/2011 | CN102164314A Data management method and device based on digital television terminal middleware |
| 08/24/2011 | CN102164313A Wireless sensor network set top box method and device |
| 08/24/2011 | CN102164312A Set-top box configuration method and system for Internet protocol television |
| 08/24/2011 | CN102164311A Advertising strategy verification method, device and system |
| 08/24/2011 | CN102164310A Internet streaming media downloading and recording terminal system and method |
| 08/24/2011 | CN102164309A Program processing method, system and device |
| 08/24/2011 | CN102164308A Information processing apparatus, information processing method, and program |
| 08/24/2011 | CN102164307A Bandwidth allocation method based on digital television interaction network |
| 08/24/2011 | CN102164306A Streaming media service pause processing method, device and system |