Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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05/24/2011 | US7949604 Information providing system, and information processing apparatus and method |
05/24/2011 | US7949055 Communication system in digital television |
05/24/2011 | CA2721559A1 Method for scalable access control decisions |
05/24/2011 | CA2689061C Virtual channel table for a broadcast protocol and method of broadcasting and receiving broadcast signals using the same |
05/19/2011 | WO2011059848A1 Multicasting personalized high definition video content to consumer storage |
05/19/2011 | WO2011059614A1 Content access management on a portable media player device |
05/19/2011 | WO2011057560A1 Media distribution with service continuity |
05/19/2011 | US20110119555 Apparatus, method, and computer program product for detecting embedded information |
05/19/2011 | US20110119149 Method and apparatus for identifying media content presented on a media playing device |
05/19/2011 | US20110117864 Media transfer and control system |
05/18/2011 | EP2323438A2 Method and apparatus for reducing loss of media data while handover is performed |
05/18/2011 | EP2323390A2 Media transmission system and method |
05/18/2011 | EP2323385A2 Television schedule system with access control |
05/18/2011 | EP2323384A1 Moving-picture image data-distribution method |
05/18/2011 | EP2323333A2 Multicasting method and apparatus |
05/18/2011 | EP2323288A2 Game machine system, broadcasting system, data distribution system and method, program executing apparatus and method |
05/18/2011 | EP2321968A2 Application execution system for digital television, apparatus for application execution for digital television and method to implement said system |
05/18/2011 | EP2321732A1 Modular flexible software architecture for tv |
05/18/2011 | EP1160991B1 Method for reducing power consumption in a digital broadcast receiving apparatus |
05/18/2011 | CN201839392U Set top box with functions of ONU (optical network unit) |
05/18/2011 | CN201838330U MP3 (moving picture experts group audio layer-3) player capable of receiving mobile television signals |
05/18/2011 | CN1925495B Method and apparatus for synchronizing EPG information between server and client |
05/18/2011 | CN1894970B Apparatus and method for receiving data broadcasting service to support connection with mobile networks |
05/18/2011 | CN1879414B Preparation of content for multiple conditional access methods in video on demand |
05/18/2011 | CN1838761B Front equipment of set-top box for two-way communication |
05/18/2011 | CN1791188B 增强vsb发射机和接收机 Enhanced vsb transmitter and receiver |
05/18/2011 | CN1722801B Emergency alert message data structure, emergency alert message processing method and broadcast receiver |
05/18/2011 | CN102067622A Interactively shaping advertisements in a media stream |
05/18/2011 | CN102067621A Broadcast system, broadcast management device, and broadcast method |
05/18/2011 | CN102067620A Method for controlling the use of a conditional access content and multimedia unit for implementing said method |
05/18/2011 | CN102067619A Content recommending device, content recommending system, content recommending method, program, and integrated circuit |
05/18/2011 | CN102067618A Staggercasting method and apparatus using type of service (TOS) information |
05/18/2011 | CN102067617A Methods and apparatus for self-organized caching in a content delivery network |
05/18/2011 | CN102067586A Synchronizing and windowing external content in digital display systems |
05/18/2011 | CN102067558A Method and apparatus for parental control of wireless broadcast content |
05/18/2011 | CN102067551A Media stream processing |
05/18/2011 | CN102065340A System and method for implementing multimedia synchronous interaction |
05/18/2011 | CN102065339A Method and system for playing audio and video media stream |
05/18/2011 | CN102065338A Digital television interaction service tag language resolution method and system |
05/18/2011 | CN102065337A Reminding method, mobile terminal and set top box |
05/18/2011 | CN102065336A Digital television receiver and method for determining multistage window shearing relation of digital television receiver |
05/18/2011 | CN102065335A Display apparatus, a client terminal and its control method |
05/18/2011 | CN102065334A Digital television receiver and operation method of demultiplex equipment in mixed application environment |
05/18/2011 | CN102065333A Registration method of multi-hardware compatible drive of digital TV |
05/18/2011 | CN102065332A Data read-write method for digital television multi-compatible hardware drive |
05/18/2011 | CN102065331A Set-top box and starting method thereof |
05/18/2011 | CN102065330A Wideband-narrowband integrated DVB (Digital Video Broadcasting) on-demand device |
05/18/2011 | CN102065329A Set top box and monitoring quality improving method thereof |
05/18/2011 | CN102065328A System, method and mobile terminal for receiving China mobile multimedia broadcasting data |
05/18/2011 | CN102065327A Advertisement cut-in method and system |
05/18/2011 | CN102065326A Digital television network front end advisement making system |
05/18/2011 | CN102065325A Multimedia copyright protection method for supporting preview and tracking unauthorized distribution |
05/18/2011 | CN102065324A Program watching method of network television |
05/18/2011 | CN102065323A Content distribution management device |
05/18/2011 | CN102065322A Multi-service-oriented log processing method and device of Internet protocol television (IPTV) system |
05/18/2011 | CN102065321A Any clock implementation method of program clock reference (PCR) counter |
05/18/2011 | CN102065320A Method and equipment for processing trick playing command related to transport stream (TS) code stream |
05/18/2011 | CN102065319A Method and device for multiplexing H.264 elementary stream |
05/18/2011 | CN102065316A Automatic set top box level test device and method |
05/18/2011 | CN102065269A Method for carrying out video session, video session system and set top boxes (STBs) |
05/18/2011 | CN102065262A Electronic device and control information reception method |
05/18/2011 | CN102065226A Remote video footage watching system for television station |
05/18/2011 | CN102065093A Multimedia network service method and system for hotel |
05/18/2011 | CN102065092A Method and system for authorizing digital signature of application program of set top box |
05/18/2011 | CN102064985A Digital and intelligent remote control system and method for household electrical appliances on basis of interactive TV application |
05/18/2011 | CN102064898A Processing method of program prompt information and electronic business guide system |
05/18/2011 | CN102063464A Information processing method and system |
05/18/2011 | CN101729853B System, method, device and installation for filtering programs |
05/18/2011 | CN101656868B Method and device for controlling IPTV live broadcast |
05/18/2011 | CN101615961B Method and device for recommending medium content |
05/18/2011 | CN101610392B Method of online unicast of internet television and system |
05/18/2011 | CN101561801B Search method based on IPTV video library |
05/18/2011 | CN101502110B Method and system for playing personalized advertising in mobile television |
05/18/2011 | CN101488278B Remote control apparatus and communication system |
05/18/2011 | CN101485197B Display control device, display control method, and display control system |
05/18/2011 | CN101483766B Previewing method, apparatus and mobile terminal for mobile television |
05/18/2011 | CN101431682B Advertisement system suitable for IPTV and implementing method thereof |
05/18/2011 | CN101431650B Method and system for implementing IPTV interactive advertisement based on EPG |
05/18/2011 | CN101431648B Cable television VOD backup method, system and equipment |
05/18/2011 | CN101431634B Information broadcasting method, system and equipment |
05/18/2011 | CN101408944B Method for extracting hidden user characteristics based on MDS algorithm |
05/18/2011 | CN101398871B Systems and methods for secure transaction management and electronic rights protection |
05/18/2011 | CN101389002B Method, apparatus and system for IPTV system live program addressing, address analysis |
05/18/2011 | CN101267518B Method and system for extracting relevant information from content metadata |
05/18/2011 | CN101262610B A playing system for AVS-TS programs at portable terminal |
05/18/2011 | CN101247520B Video data enciphering/deciphering method |
05/18/2011 | CN101227522B Interactive advertisement system |
05/18/2011 | CN101119225B Statistical method for network visit |
05/18/2011 | CN101073254B System and device for describing presentation and behavior information in an ITV application |
05/17/2011 | US7945928 Methods, systems, and products for classifying subscribers |
05/17/2011 | US7945926 Enhanced custom content television |
05/17/2011 | US7945648 Methods and systems for dynamically configuring a network component to reroute media streams |
05/17/2011 | US7945047 Cryptographic key distribution system and method for digital video systems |
05/17/2011 | US7944484 Self-contained wireless camera device, wireless camera system and method |
05/17/2011 | CA2403270C Digital video system using networked cameras |
05/13/2011 | CA2720323A1 Communication terminal with multiple virtual network interfaces |
05/12/2011 | WO2011056348A1 System and method for identifying, providing, and presenting supplemental content on a mobile device |
05/12/2011 | DE10033134B4 Verfahren und Vorrichtung zum Anzeigen von Informationen zu ausgewählten Bildelementen von Bildern einer Videosequenz Method and apparatus for displaying information on selected pixels of images of a video sequence |
05/11/2011 | EP2320671A1 Providing parts of contents for network display device |
05/11/2011 | EP2320670A1 Providing access to parts of contents for network display device |