| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 09/30/2010 | US20100251284 Client-server based interactive television program guide system with remote server recording |
| 09/30/2010 | US20100247065 Program viewing apparatus and method |
| 09/30/2010 | US20100246882 Scaling independent technique for watermarking images with recorder shut-off |
| 09/30/2010 | US20100246826 Digital cinema management device and digital cinema management method |
| 09/30/2010 | US20100246821 Modular broadcast receiver system and method |
| 09/30/2010 | US20100246820 Modular broadcast receiver system and method |
| 09/30/2010 | US20100246736 Clock recovery from data streams containing embedded reference clock values |
| 09/30/2010 | US20100246670 Method for generating video data for trick play |
| 09/30/2010 | US20100246667 Systems and methods for packaging, distributing and managing assets in digital cable systems |
| 09/30/2010 | US20100246597 Method and apparatus for assigning identifiers to media services |
| 09/30/2010 | US20100246395 Information processing device and method |
| 09/30/2010 | CA2756458A1 System and method for compressing video based on latency measurements and other feedback |
| 09/30/2010 | CA2756338A1 System and method for selecting a video encoding format based on feedback data |
| 09/30/2010 | CA2756299A1 System and method for compressing video frames or portions thereof based on feedback information from a client device |
| 09/29/2010 | EP2234396A1 Transmission device, reception device, frame rate conversion system, and frame rate conversion method |
| 09/29/2010 | EP2234395A1 Method, system and terminal for acquiring electronic service guide information of mobile phone tv |
| 09/29/2010 | EP2232863A1 Social broadcasting |
| 09/29/2010 | EP2232850A1 Method, apparatus and machine-readable medium for apportioning video processing between a video source device and a video sink device |
| 09/29/2010 | EP2232849A1 Method, apparatus and machine-readable medium for video processing capability communication between a video source device and a video sink device |
| 09/29/2010 | EP2232848A1 Adjusting video processing in a system having a video source device and a video sink device |
| 09/29/2010 | EP2232773A1 Group communication system using media server having distributed structure and method thereof |
| 09/29/2010 | EP2232748A1 Content protection of internet protocol (ip)-based television and video content delivered over an ip multimedia subsystem (ims)-based network |
| 09/29/2010 | EP2232746A1 Image record trend identification for user profiles |
| 09/29/2010 | EP2232384A1 Method and apparatus utilizing profiles to reduce software complexity |
| 09/29/2010 | EP2232375A1 System and method for storing program code and data within an application hosting center |
| 09/29/2010 | EP2232365A2 Method and system for use in coordinating multimedia devices |
| 09/29/2010 | EP1382147B1 A network and method for transmitting reverse analog signals by sub-sampling the digital reverse bandwidth |
| 09/29/2010 | CN1513267B System and method for delivering transport stream data |
| 09/29/2010 | CN101847246A Digital cinema management device and digital cinema management method |
| 09/29/2010 | CN101197969B Hd to sd guide converter for electronic television schedule system |
| 09/29/2010 | CN101150700B Broadcast system, and its distribution device and terminal device |
| 09/29/2010 | CN101068367B Method and apparatus for changing codec |
| 09/29/2010 | CN101026750B Content supply device, transmitting device and receiving apparatus |
| 09/28/2010 | US7805747 Method and system for providing interactive look-and-feel in a digital broadcast via an X-Y protocol |
| 09/28/2010 | US7805742 Program guide application interface system |
| 09/28/2010 | US7805680 Statistical metering and filtering of content via pixel-based metadata |
| 09/28/2010 | US7805298 Computer-aided transcription system using pronounceable substitute text with a common cross-reference library |
| 09/28/2010 | US7805062 Transmitting and recording method, reproducing method, and reproducing apparatus of information and its recording medium |
| 09/28/2010 | US7804958 Super encrypted storage and retrieval of media programs with smartcard generated keys |
| 09/28/2010 | US7804861 Demultiplexer and demultiplexing methods for digital broadcasting receiver |
| 09/28/2010 | US7804829 Wireless communication system, data transmitter and wireless communication method |
| 09/28/2010 | US7804506 System and method for tracking an object in a video and linking information thereto |
| 09/28/2010 | CA2339469C Client-server electronic program guide |
| 09/23/2010 | US20100242063 System and method for selecting advertisements |
| 09/23/2010 | US20100241259 Audiovisual reproduction system |
| 09/23/2010 | CA2847447A1 Method and system for efficient streaming video dynamic rate adaptation |
| 09/23/2010 | CA2803026A1 Method and system for efficient streaming video dynamic rate adaptation |
| 09/23/2010 | CA2759880A1 Method and system for efficient streaming video dynamic rate adaptation |
| 09/22/2010 | EP2230847A1 Receiving apparatus and method, broadcasting apparatus and method, information processing apparatus and method, bidirectional communication system and method, and providing media |
| 09/22/2010 | EP2230845A1 Providing control words to a receiver |
| 09/22/2010 | CN101841638A Digital broadcasting receiver |
| 09/22/2010 | CN101840474A Content download system, content supply device, content receiving device and method thereof |
| 09/21/2010 | US7802289 Virtual channel table for a broadcast protocol and method of broadcasting and receiving broadcast signals using the same |
| 09/21/2010 | US7802285 Client-server based interactive television program guide with server recording |
| 09/21/2010 | US7802100 Watermark system |
| 09/21/2010 | US7802003 Method and apparatus for multicasting data on a network at predetermined starting times |
| 09/21/2010 | US7801560 Accessory apparatus for mobile terminal for receiving and reproducing DMB data and method thereof |
| 09/21/2010 | US7801479 Method for receiving digital multimedia broadcasting in a weak electromagnetic field region and an apparatus therefor |
| 09/21/2010 | US7801306 Secure information distribution system utilizing information segment scrambling |
| 09/21/2010 | US7801261 Clock recovery from data streams containing embedded reference clock values |
| 09/21/2010 | US7801222 Coding image signal |
| 09/21/2010 | US7800623 Bypassing pixel clock generation and CRTC circuits in a graphics controller chip |
| 09/16/2010 | US20100235862 Display and Method of Controlling Display |
| 09/16/2010 | US20100235650 Methods and Systems for Encoding and Protecting Data Using Digital Signature and Watermarking Techniques |
| 09/16/2010 | US20100235529 Contents providing apparatus, contents providing method, playback program for stream contents, and recording medium on which playback program for stream contents is recorded |
| 09/16/2010 | US20100232762 System and Method for Closed Captioning |
| 09/16/2010 | US20100231432 Remote controller and remote control system |
| 09/15/2010 | EP2228799A1 Video recording and playback equipment, video recording method, video playback method, and video recording and playback method |
| 09/15/2010 | EP2228778A2 Remote control |
| 09/15/2010 | EP2227910A2 Reducing media stream delay through independent decoder clocks |
| 09/15/2010 | EP1290642B1 Method for interactive multi-user customizable web data retrieval and rendering |
| 09/15/2010 | EP0923243B1 Editing device, editing method, splicing device, splicing method, encoding device, and encoding method |
| 09/15/2010 | CN1848939B Information management system, information management apparatus and information management method |
| 09/15/2010 | CN101835063A 远程控制器和远程控制系统 Remote controller and remote control system |
| 09/15/2010 | CN101834999A Video processing device, video processing method, and program |
| 09/14/2010 | US7797712 Information system |
| 09/14/2010 | US7797552 Method and apparatus for controlling paired operation of a conditional access module and an integrated receiver and decoder |
| 09/14/2010 | US7796756 Modular broadcast receiver system and method |
| 09/14/2010 | US7796653 Apparatus and method for demultiplexing of transport stream |
| 09/09/2010 | US20100229203 Method for identifying extender text table of electronic program guide in digital tv |
| 09/09/2010 | US20100229202 Method for identifying extender text table of electronic program guide in digital tv |
| 09/09/2010 | US20100228996 Systems and Methods for Secure Transaction Management and Electronic Rights Protection |
| 09/09/2010 | US20100226627 Multimedia Stream Processing System |
| 09/09/2010 | US20100226525 Processing Audio or Video Content with Multiple Watermark Layers |
| 09/08/2010 | EP2227019A1 Redundant data encoding methods and device |
| 09/08/2010 | EP2225880A1 System and method for playback of partially available multimedia content |
| 09/08/2010 | EP2225873A1 System and method for selecting programs to record |
| 09/08/2010 | EP2225872A2 System and method for tuning an electronic device |
| 09/08/2010 | CN1557083B Method and system for real-time multimedia content delivery based on user attention |
| 09/07/2010 | US7793328 Gateway power synchronization |
| 09/07/2010 | US7793325 Video on demand methods and systems |
| 09/07/2010 | US7793322 Electronic program guide with super-program sequence |
| 09/07/2010 | US7793321 Delivering a geographic-specific comprehensive program guide |
| 09/07/2010 | US7792978 System and method to remotely manage and audit set top box resources |
| 09/07/2010 | US7792862 Method and apparatus for identifying features of multidimensional image data in hypermedia systems |
| 09/07/2010 | US7792787 System for distributed media network and meta data server |
| 09/07/2010 | US7792540 Synchronizing push to talk service in wireless communication system |
| 09/07/2010 | US7792413 Recording and reproducing an MPEG information signal on/from a record carrier |
| 09/07/2010 | CA2581116C Internet television program guide system |
| 09/07/2010 | CA2270727C Reminder system for broadcast and non-broadcast events based on broadcast interactive applications |