| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 03/20/2013 | CN102984592A Digital media content play transfer method, device and system |
| 03/20/2013 | CN102984591A Intelligent television early warning method and system carrying operating system |
| 03/20/2013 | CN102984590A Display method and system and television of mouse cursor |
| 03/20/2013 | CN102984589A Verbally communicating facially responsive television apparatus |
| 03/20/2013 | CN102984588A Personalized television viewing mode adjustments responsive to facial recognition |
| 03/20/2013 | CN102984587A An optimization method, an optimization device and an on-demand terminal for video playing |
| 03/20/2013 | CN102984586A Management method and device for intelligent television applications |
| 03/20/2013 | CN102984585A Method and device for determining advertisement video |
| 03/20/2013 | CN102984584A Television signal receiving equipment and software upgrading method with voice prompt function |
| 03/20/2013 | CN102984583A System and method for setting television parameters through handheld device and handheld device |
| 03/20/2013 | CN102984582A Intelligent television system management method and device carrying operating system |
| 03/20/2013 | CN102984581A System and detection method for set-top box |
| 03/20/2013 | CN102984580A Internal storage cleaning method and system |
| 03/20/2013 | CN102984579A Realizing method for key sound effect of set-top box and set-top box |
| 03/20/2013 | CN102984578A Method, video terminal and system for processing program channel list information |
| 03/20/2013 | CN102984577A Method and device for formulating channel functions |
| 03/20/2013 | CN102984576A Audio-video stripping method and system for TS media |
| 03/20/2013 | CN102984575A Integrated digital television and sound machine and control realizing method thereof |
| 03/20/2013 | CN102984574A Embedded-type browser caching management method and embedded-type browser caching management system |
| 03/20/2013 | CN102984573A Television data storage method and television data storage device |
| 03/20/2013 | CN102984572A Double backup method for system software upgrade of set top box |
| 03/20/2013 | CN102984571A External data reading method of Gstreamer in digital television and device thereof |
| 03/20/2013 | CN102984570A Method for controlling the display for an item of equipment in standby mode and associated device |
| 03/20/2013 | CN102984569A Method, device and system for controlling television interface focus |
| 03/20/2013 | CN102984568A Method and system for controlling mobile terminal through remote control |
| 03/20/2013 | CN102984567A Image display apparatus, remote controller, and method for operating the same |
| 03/20/2013 | CN102984566A Method of providing external device list and image display device |
| 03/20/2013 | CN102984565A Multi-dimensional remote controller with multiple input mode and method for generating TV input command |
| 03/20/2013 | CN102984564A Remote controller and image display apparatus controllable by remote controller |
| 03/20/2013 | CN102984563A Intelligent remote controlled television system and remote control method thereof |
| 03/20/2013 | CN102984562A Car multimedia play device |
| 03/20/2013 | CN102984561A Data cache method for obtaining information service through digital set-top box |
| 03/20/2013 | CN102984560A Method and device used for playing video from breaking point |
| 03/20/2013 | CN102984559A Audience rating statistical system and method based on voice recognition |
| 03/20/2013 | CN102984558A Set top box and method of playing frames in channel switching process of set top box |
| 03/20/2013 | CN102984557A DRM-based streaming media playing system |
| 03/20/2013 | CN102984556A Payment method based on set top box and set top box and payment system based on set top box |
| 03/20/2013 | CN102984555A Content reproducing apparatus, content reproducing system, and control method thereof |
| 03/20/2013 | CN102984554A Method, apparatus and system for IPTV (internet protocol television) advertising delivery |
| 03/20/2013 | CN102984553A Audio and video detection recognition method and audio and video detection recognition system |
| 03/20/2013 | CN102984552A Flow control method and flow control device based on remote application |
| 03/20/2013 | CN102984551A On-demand method and device and system of paid program |
| 03/20/2013 | CN102984550A Emergency notice releasing method and system based on internet protocol television (IPTV) |
| 03/20/2013 | CN102984549A Frame synchronization processing method and frame synchronization circuit |
| 03/20/2013 | CN102984548A 3D video coding transmission method and apparatus |
| 03/20/2013 | CN102984547A Self-adaption cloud playback system |
| 03/20/2013 | CN102984546A Transcoding service system for distributed video transcoding |
| 03/20/2013 | CN102984545A Encoding method and device for video resources |
| 03/20/2013 | CN102984544A Methods and apparatus for video stream splicing |
| 03/20/2013 | CN102984543A Image processing apparatus, image processing method, and image processing system |
| 03/20/2013 | CN102984507A Network assisting management device and concurrent management device in video monitoring system |
| 03/20/2013 | CN102984503A Network video storage server system |
| 03/20/2013 | CN102984495A Video image processing method and device |
| 03/20/2013 | CN102984492A Video phone processing method and device |
| 03/20/2013 | CN102984482A Television channel sequencing method and device |
| 03/20/2013 | CN102984480A Image display apparatus and method for operating the same |
| 03/20/2013 | CN102984465A Program synthesis system and method applicable to networked intelligent digital media |
| 03/20/2013 | CN102984211A Internet protocol television (IPTV) user behavior analysis method based on full-service view analysis |
| 03/20/2013 | CN102984133A Header compression of multimedia data transmitted over a wireless communication system |
| 03/20/2013 | CN102984038A Transmission system of network data |
| 03/20/2013 | CN102984028A Remote centralized test method for mobile terminals |
| 03/20/2013 | CN102983867A Method and system for self-defining press key function of remote controller |
| 03/20/2013 | CN102982806A Methods and apparatus to perform audio signal decoding |
| 03/20/2013 | CN102982311A Vehicle video characteristic extraction system and vehicle video characteristic extraction method based on video structure description |
| 03/20/2013 | CN102981733A Information processing apparatus, moving picture abstract method, and computer readable medium |
| 03/20/2013 | CN102291616B IPTV (Internet protocol television) terminal managing system |
| 03/20/2013 | CN102257811B Mobile terminal multimedia broadcast driving interface and realizing method |
| 03/20/2013 | CN102256178B Set-top box authentication method as well as certificate proxy terminal and system |
| 03/20/2013 | CN102231859B Interactive television systems with digital video recording and adjustable reminders |
| 03/20/2013 | CN102196304B Method, system and equipment for generating secrete key in video monitoring |
| 03/20/2013 | CN102186072B Optimized transmission method of multi-rate multicast communication for scalable video stream |
| 03/20/2013 | CN102075312B Video service quality-based hybrid selective repeat method |
| 03/20/2013 | CN102065339B Method and system for playing audio and video media stream |
| 03/20/2013 | CN102043825B Motion picture providing apparatus, motion picture providing method, and program |
| 03/20/2013 | CN102026024B Method, system and device for controlling pay per view (PPV) service in real time |
| 03/20/2013 | CN101998162B Method, system and device for realizing multimedia program interaction service in mobile terminal |
| 03/20/2013 | CN101946504B Method and apparatus for using api-based iptv service |
| 03/20/2013 | CN101933332B Video data decoder and method for decoding video data and synchronizing subtitle display and decoding video data |
| 03/20/2013 | CN101924892B Digital television receiving terminal menu displaying method, system and receiving terminal |
| 03/20/2013 | CN101867550B Sending and receiving methods and devices thereof of multi-media supporting multiple services in OFDM (Orthogonal Frequency Division Multiplexing) system |
| 03/20/2013 | CN101778426B Method and equipment for video data stream transmission in mobile wireless network |
| 03/20/2013 | CN101771663B Verification system based on UCPS protocol |
| 03/20/2013 | CN101764917B Vertical base for set top box |
| 03/20/2013 | CN101754006B Method and system for bearing mobile broadcasting service by China mobile multimedia broadcasting (CMMB) network |
| 03/20/2013 | CN101651804B Information processing apparatus and method |
| 03/20/2013 | CN101577787B Synchronous searching method and synchronous searching device for mobile TV |
| 03/20/2013 | CN101505253B Method and apparatus for providing data to network appliance in auxiliary appliance of network appliance |
| 03/20/2013 | CN101106717B Video player circuit and video display method |
| 03/19/2013 | US8402505 Displaying enhanced content information on a remote control unit |
| 03/19/2013 | US8402500 System and method for supplying supplemental audio information for broadcast television programs |
| 03/19/2013 | US8402491 Apparatus and method for searching TV program |
| 03/19/2013 | US8401090 Video synchronization |
| 03/19/2013 | CA2670688C Content distribution and switching amongst data streams |
| 03/19/2013 | CA2562549C Methods and apparatuses for minimizing co-channel interference |
| 03/19/2013 | CA2482431C An apparatus to edit, reproduce, deliver, search and re-generate condition settings for metadata |
| 03/14/2013 | WO2013036545A1 Graphical user interface to facilitate managing media operations |
| 03/14/2013 | WO2013036517A1 System and method for providing real-time guidance to a user |
| 03/14/2013 | WO2013036451A1 Streaming of multimedia data from multiple sources |
| 03/14/2013 | WO2013036450A1 Network streaming of coded video data |
| 03/14/2013 | WO2013036181A1 Assigning tags to media files |