| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 04/06/2011 | CN102006506A Video server as well as hierarchical storage management method and device of same |
| 04/06/2011 | CN102006505A Digital TV set box based televiewer behaviour investigating system |
| 04/06/2011 | CN102006504A Media unified control method and system |
| 04/06/2011 | CN102006503A Wideband data communication system and method for integrating IP network and cable television network |
| 04/06/2011 | CN102006502A Method and device for receiving interaction service based on broadcast mobile multimedia service |
| 04/06/2011 | CN102006501A Streaming media play control method and device and streaming media player |
| 04/06/2011 | CN102006500A Video dragging method and device applied to cache server |
| 04/06/2011 | CN102006483A Video coding and decoding method and device |
| 04/06/2011 | CN102006312A Hotel individual network service method and hotel individual network service system |
| 04/06/2011 | CN102006292A Incoming call message management system and method for networking protocol television |
| 04/06/2011 | CN102006209A Network intelligent terminal based on internet of things |
| 04/06/2011 | CN102004647A Implementation method and device for on-screen display (OSD) application framework as well as multimedia terminal |
| 04/06/2011 | CN102004646A Method, device and multimedia terminal for processing user interface (UI) of on screen display (OSD) |
| 04/06/2011 | CN102004598A Media player and character input method thereof |
| 04/06/2011 | CN101631228B Method and system for implementing network time-shifted television supporting DVB CAS |
| 04/06/2011 | CN101523906B Information processing device and method, and program |
| 04/06/2011 | CN101473648B Method for processing in-band data in multimedia device |
| 04/06/2011 | CN101455076B Method and apparatus for playing a mobile video program |
| 04/06/2011 | CN101437146B Interactive television system |
| 04/06/2011 | CN101415104B Method and system for implementing program current cipher key of mobile multimedia broadcast service |
| 04/06/2011 | CN101394469B Audio and video synchronization method, device and a digital television chip |
| 04/06/2011 | CN101374214B Information processing apparatus, information processing method |
| 04/06/2011 | CN101345823B Information device and portable information apparatus |
| 04/06/2011 | CN101340591B Processing method and apparatus for receiving audio data in decoding system |
| 04/06/2011 | CN101277441B Information processing apparatus and method |
| 04/06/2011 | CN101272236B Information delivery system, delivery center device, user terminal device and information delivery method |
| 04/06/2011 | CN101213838B Method and system for providing conditional access to data in MHP or OCAP broadcast system |
| 04/06/2011 | CN101207821B Information processing apparatus and method |
| 04/06/2011 | CN101188747B Method and network element device for realizing video service in wireless communication system |
| 04/06/2011 | CN101170575B 服务器设备和屏幕共享方法 Server device and screen sharing method |
| 04/06/2011 | CN101098478B Device and method for providing video stream with integrity |
| 04/05/2011 | US7920703 Descrambler |
| 04/05/2011 | US7920634 Editing system, editing controlling apparatus, and editing controlling method |
| 04/05/2011 | US7920626 Video surveillance visual recognition |
| 04/05/2011 | US7920151 Graphics display system with video scaler |
| 04/05/2011 | CA2395605C Video compression for multicast environments using spatial scalability and simulcast coding |
| 03/31/2011 | CA2854017A1 Enhanced block-request streaming system using signaling or block creation |
| 03/31/2011 | CA2854011A1 Enhanced block-request streaming system using signaling or block creation |
| 03/31/2011 | CA2854008A1 Enhanced block-request streaming system using signaling or block creation |
| 03/31/2011 | CA2824754A1 System and method for micro-cloud computing |
| 03/31/2011 | CA2824751A1 System and method for micro-cloud computing |
| 03/31/2011 | CA2824745A1 System and method for micro-cloud computing |
| 03/31/2011 | CA2824732A1 System and method for micro-cloud computing |
| 03/31/2011 | CA2824723A1 System and method for micro-cloud computing |
| 03/31/2011 | CA2821466A1 System and method for micro-cloud computing |
| 03/31/2011 | CA2821454A1 System and method for micro-cloud computing |
| 03/31/2011 | CA2821217A1 System and method for micro-cloud computing |
| 03/30/2011 | EP2302928A2 Method for play synchronization and device using the same |
| 03/30/2011 | EP2302927A2 Authority information verifying method, display apparatus and authority information verifying system using the same |
| 03/30/2011 | EP2302926A1 Technique for monitoring the quality of an insertion of a second content during the broadcast of a first content |
| 03/30/2011 | EP2302925A1 Transmitter, three-dimensional image data transmitting method, receiver, and three-dimensional image data receiving method |
| 03/30/2011 | EP2302924A2 Method and system for providing interactive content service of ubiquitous environment and computer-readable recording medium |
| 03/30/2011 | EP2302916A2 Apparatus and method for producing an EPG |
| 03/30/2011 | EP2302914A1 Interactive television program guide with remote access |
| 03/30/2011 | EP2302907A2 Television and control method thereof |
| 03/30/2011 | EP2302869A2 An improved audio visual player apparatus and system and method of content distribution using the same |
| 03/30/2011 | EP2301636A2 Executing game programs having advertisements therein |
| 03/30/2011 | EP2301241A1 Distributed synchronized video viewing and editing |
| 03/30/2011 | EP2301236A1 Apparatus, method, and computer program product for detecting embedded information |
| 03/30/2011 | EP2300981A2 Method and apparatus for transmitting and receiving rich media content |
| 03/30/2011 | EP1320994B1 Systems and method for interacting with users over a communications network |
| 03/30/2011 | EP1135880B1 Broadband circuit identification method for controlling service access |
| 03/30/2011 | CN201781587U CA (Certification Authority) card adapter plate of digital television set top box |
| 03/30/2011 | CN201781586U Set top box capable of realizing automatic upgrade based on secure digital (SD) card technology |
| 03/30/2011 | CN201781583U Multichannel server video playback synchronous control system |
| 03/30/2011 | CN201781575U Monitoring device and video monitoring system |
| 03/30/2011 | CN201781569U Tuner fixing structure and set-top box |
| 03/30/2011 | CN201781560U Television system with network television function |
| 03/30/2011 | CN201781548U Set-top box with intelligent volume adjustability |
| 03/30/2011 | CN201780576U Smart card interface circuit |
| 03/30/2011 | CN201775133U Bag |
| 03/30/2011 | CN1976440B Method and system for accurately positioning playing progress rate in IPTV |
| 03/30/2011 | CN1937756B Device and method for managing electronic program guide data in digital broadcasting reception terminal |
| 03/30/2011 | CN1832001B Recorded video broadcast, streaming, download, and disk distribution with watermarking instructions |
| 03/30/2011 | CN101999235A Staggercasting with temporal scalability |
| 03/30/2011 | CN101999234A Gateway device, method, and program |
| 03/30/2011 | CN101999233A Recording and reproducing device, operation method and operation program of the device, and video distribution system |
| 03/30/2011 | CN101998384A Method for encrypting transmission medium stream, encryption server and mobile terminal |
| 03/30/2011 | CN101998176A Method and device for automatically generating reference broadcasting day order |
| 03/30/2011 | CN101998175A System and method for providing iptv service |
| 03/30/2011 | CN101998174A Quick access method, server, client and system of multicast RTP (real time protocol) session |
| 03/30/2011 | CN101998173A Distributed media sharing play controller as well as media play control system and method |
| 03/30/2011 | CN101998172A Program management method and system for digital television and client |
| 03/30/2011 | CN101998171A Television watch promoting method, television watch promoting device, television play control method and television play control device |
| 03/30/2011 | CN101998170A Stereoscopic display device and display method |
| 03/30/2011 | CN101998169A Bidirectional digital television program query system |
| 03/30/2011 | CN101998168A Bidirectional digital television program query method |
| 03/30/2011 | CN101998167A Electronic program guide (EPG) display management method and system |
| 03/30/2011 | CN101998166A Fire-fighting early-warning monitoring and intelligent management system based on internet |
| 03/30/2011 | CN101998165A Method and system for switching channels in IPTV system |
| 03/30/2011 | CN101998164A Program information generating method and terminal device |
| 03/30/2011 | CN101998163A Entitlement management method, terminal equipment and front end |
| 03/30/2011 | CN101998162A Method, system and device for realizing multimedia program interaction service in mobile terminal |
| 03/30/2011 | CN101998161A Face recognition-based television program watching method |
| 03/30/2011 | CN101998160A Method and device for recovering network television-recorded program |
| 03/30/2011 | CN101998159A Receiving apparatus and method, program, and receiving system |
| 03/30/2011 | CN101998158A Method for implementing intelligent downloading by network television and network television |
| 03/30/2011 | CN101998157A Contents reproducing device and method |
| 03/30/2011 | CN101998156A Program playing method for distributed network playing system |
| 03/30/2011 | CN101998155A Video on demand method, device and system |