| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 05/20/2008 | US7376625 System and method for activating individualized software modules in a digital broadcast environment |
| 05/20/2008 | US7376441 Apparatus and method of interacting with a mobile phone using a TV system |
| 05/20/2008 | US7376330 Encoded data recording apparatus and mobile terminal |
| 05/20/2008 | US7376243 Apparatus and method for watermarking a digital image |
| 05/20/2008 | US7376159 Exploitation of null packets in packetized digital television systems |
| 05/20/2008 | US7376153 Interactive streaming media production tool using communication optimization |
| 05/20/2008 | US7376151 Recording and producing an MPEG information signal on/from a record carrier |
| 05/20/2008 | US7375761 Receiver having motion picture data decoder |
| 05/20/2008 | CA2426309C Recording medium for protecting copyrighted data |
| 05/15/2008 | US20080115169 Client-server electronic program guide |
| 05/15/2008 | US20080112429 Allocations of Access Across a Communications Medium |
| 05/14/2008 | EP1921778A2 Method and apparatus for transmitting and receiving service variation information in digital broadcasting system |
| 05/14/2008 | EP1921777A1 Apparatus for modifying part of broadcasting ts |
| 05/14/2008 | EP1921628A1 Multimedia contents editing apparatus and multimedia contents playback apparatus |
| 05/14/2008 | EP1920603A2 Control 3 signal synthesis |
| 05/14/2008 | EP1920576A1 Addressing method for transporting data on a telecommunication network, corresponding address structure signal, gateway and computer programme |
| 05/14/2008 | EP0891670B2 Method for providing a secure communication between two devices and application of this method |
| 05/14/2008 | CN101180878A Method for providing an electronic program guide based on user preference data |
| 05/14/2008 | CN101180831A Method and apparatus for hierarchical transmission/reception in digital broadcast |
| 05/14/2008 | CN101179741A 广播接收终端 The broadcast receiving terminal |
| 05/14/2008 | CN101179730A Method for optimizing the transmission of DVB-IP service information by partitioning into several multicast streams |
| 05/14/2008 | CN101179565A Method of implementing essential service of electric playbill |
| 05/14/2008 | CN100388789C System and method for providing integrated communications and broadcasting service |
| 05/14/2008 | CN100388787C Mobile terminal, audience information collection system, and audience information collection method |
| 05/14/2008 | CN100388785C Digital video content transmission ciphering and deciphering method and apparatus |
| 05/14/2008 | CN100388783C Storage of audio/visual program data with associated promotional material |
| 05/14/2008 | CN100388379C Recording method and device of content data |
| 05/14/2008 | CN100388246C Information processing apparatus and method |
| 05/13/2008 | US7373651 Metadata structure for providing access to EPG features from within broadcast advertisements |
| 05/13/2008 | US7373589 Keyword creation method and its apparatus |
| 05/13/2008 | US7372858 Data transmission device and data transmission method |
| 05/13/2008 | CA2323564C Method and apparatus for processing audio information using time-aligned blocks of encoded audio in video/audio applications to facilitate audio switching |
| 05/08/2008 | US20080109855 Control method and control equipment |
| 05/08/2008 | US20080109848 Summarization of football video content |
| 05/08/2008 | US20080109534 Communication system using communication network and communication method |
| 05/08/2008 | US20080109353 Communication system using communication network and communication method |
| 05/08/2008 | US20080107276 Signal processing system, signal transmission apparatus, signal receiving apparatus, and program |
| 05/08/2008 | US20080107264 Cryptographic Methods, Apparatus and Systems for Storage Media Electronic Rights Management in Closed and Connected Appliances |
| 05/07/2008 | EP1919201A2 Receiving apparatus and communication method |
| 05/07/2008 | EP1918928A2 Signal processing system, signal transmission apparatus, signal receiving apparatus, and program |
| 05/07/2008 | EP1917807A2 Systems and methods for semantic editorial control and video/audio editing |
| 05/07/2008 | EP1917664A1 Method for processing conditional access contents by a user unit |
| 05/07/2008 | EP1488642B1 Protocol for controlling access, through specific time ranges, to scrambled data |
| 05/07/2008 | EP0819357B1 Information terminal having reconfigurable memory |
| 05/07/2008 | CN101175199A Video transferring apparatus and method |
| 05/07/2008 | CN101175169A Contents receiving unit and picture recording unit, reproducing unit and receiving unit |
| 05/07/2008 | CN100386747C Control content transmission method and streaming broadcasting system |
| 05/06/2008 | US7370115 Method of controlling terminal of MPEG-4 system using caching mechanism |
| 05/06/2008 | US7370026 Method and apparatus for providing personalized supplemental programming |
| 05/06/2008 | US7369755 System and method for synchronizing video indexing between audio/video signal and data |
| 05/06/2008 | US7369747 Recording medium of stream data, and recording method and playback method of the same |
| 05/06/2008 | US7369180 Method for processing auxiliary information in a video system |
| 05/01/2008 | US20080104645 Contents receiving unit and picture recording unit, reproducing unit and receiving unit |
| 05/01/2008 | US20080104644 Video Transferring Apparatus and Method |
| 05/01/2008 | US20080101603 System and method for copy protection for digital signals |
| 05/01/2008 | US20080101602 Protection of data on media recording disks |
| 05/01/2008 | US20080101475 Image decoding apparatus, image coding apparatus, image communications system and coded bit stream converting apparatus |
| 05/01/2008 | US20080100867 Image saving system |
| 04/30/2008 | EP1916843A2 EPG generation |
| 04/30/2008 | EP1916818A2 Apparatus, system and method for selectively encrypting different portions of data sent over a network |
| 04/30/2008 | CN101170575A 服务器设备和屏幕共享方法 Server device and screen sharing method |
| 04/30/2008 | CN100385946C Method and apparatus for displaying colored audio/visual program |
| 04/30/2008 | CN100385944C Multimedia receiving terminal and multimedia transmitting terminal |
| 04/30/2008 | CN100385940C Digital broadcast program ordering device, method and system |
| 04/30/2008 | CN100385930C Video signal processing system with auxiliary information processing ability |
| 04/30/2008 | CN100385928C System and method processing programs and parameter information obtained from many broadcast sources |
| 04/29/2008 | US7367031 Method and apparatus for signaling transmission code set in data broadcasting |
| 04/29/2008 | US7367030 Method and apparatus for signaling transmission code set in data broadcasting |
| 04/29/2008 | US7366788 Method and apparatus for media data transmission |
| 04/29/2008 | US7366206 Multi-media jitter removal in an asynchronous digital home network |
| 04/29/2008 | CA2322538C Program guide system with preference profiles |
| 04/29/2008 | CA2263669C Transmission of digital signals by orthogonal frequency division multiplexing |
| 04/24/2008 | WO2008048268A1 Method, apparatus and system for generating regions of interest in video content |
| 04/24/2008 | WO2008047913A1 Digital terrestrial broadcasting signal retransmission device |
| 04/24/2008 | US20080098431 User interface for television schedule system |
| 04/24/2008 | US20080095151 Server apparatus, screen sharing method and computer readable medium |
| 04/24/2008 | US20080094516 Digital image processing method for analog transmission network, and camera apparatus, image processing apparatus and image processing system therefor |
| 04/24/2008 | US20080094506 Graphics display system with anti-flutter filtering and vertical scaling feature |
| 04/24/2008 | US20080094416 Graphics display system with anti-flutter filtering and vertical scaling feature |
| 04/23/2008 | EP1914988A2 Digital image processing method for analog transmission network, and camera apparatus, image processing apparatus and image processing system therefor |
| 04/23/2008 | EP1914987A1 Recording medium, reproduction device, and reproduction method |
| 04/23/2008 | EP1914984A2 Method of tuning according to varying length of key input and broadcast receiving using the same |
| 04/23/2008 | EP1914932A1 Method for optimising the transmission of DVB-IP service information by partitioning into several multicast streams |
| 04/23/2008 | EP1914655A2 Systems and methods for secure transaction management and electronic rights protection |
| 04/23/2008 | EP1914645A1 Electronic program guide with digital storage |
| 04/23/2008 | EP1400111B1 Television program selection apparatus and method |
| 04/23/2008 | EP1334611B1 System and method for receiving digital and analog television signals |
| 04/23/2008 | CN101166261A Pay program providing system and television broadcast reception apparatus |
| 04/23/2008 | CN101166253A Digital image processing method, and camera apparatus, image processing apparatus |
| 04/23/2008 | CN100383709C Communicating card |
| 04/22/2008 | US7363646 Video on demand methods and systems |
| 04/22/2008 | US7363645 Interactive electronic program guide for use with television delivery system |
| 04/22/2008 | US7363643 Real-time audience monitoring, content rating, and content enhancing |
| 04/22/2008 | US7363508 System and method for dynamically enabling components to implement data transfer security mechanisms |
| 04/22/2008 | US7363372 System and method for managing content delivered to a user over a network |
| 04/22/2008 | US7362906 Computational graceful degradation method using priority information in multiple objects case |
| 04/22/2008 | US7362813 Communication system |
| 04/22/2008 | US7362323 Method and apparatus for identifying features of multidimensional image data in hypermedia systems |
| 04/17/2008 | US20080092154 Pay program providing system and television broadcast reception apparatus |
| 04/17/2008 | US20080092049 Audiovisual presentation with interactive seamless branching and/or telescopic advertising |