| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 08/01/2006 | US7085324 Communication system in digital television |
| 08/01/2006 | US7085322 Distributed control strategy for dynamically encoding multiple streams of video data in parallel for multiplexing onto a constant bit rate channel |
| 07/27/2006 | US20060168634 Compressed video image transmission method and apparatus for allocating transmission capacity for reference images |
| 07/27/2006 | US20060168620 Television schedule system and method of operation for multiple program occurences |
| 07/27/2006 | US20060168524 Data processing device |
| 07/27/2006 | US20060168517 Reception apparatus and information browsing method |
| 07/27/2006 | US20060168290 System and method for media stream adaptation |
| 07/27/2006 | US20060168141 Image server, image communication system, and control methods thereof |
| 07/27/2006 | US20060168135 Recording and reproducing apparatus and file transfer method |
| 07/27/2006 | US20060167801 Method and apparatus for client customization by executing software parts on plural servers |
| 07/27/2006 | US20060165385 Method and electronic equipment for transmitting data to other electronic equipment on a network |
| 07/27/2006 | US20060165201 Method and apparatus for recording time information for digital data streams |
| 07/26/2006 | EP1684519A2 System and method for multimedia delivery in a wireless environment |
| 07/26/2006 | EP1684467A1 Power saving via variable listen intervals in a WLAN |
| 07/26/2006 | EP1684466A1 Power saving and handling broadcast as unicast traffic in a WLAN |
| 07/26/2006 | EP1684222A1 License management method, information processing apparatus, information processing method, and program |
| 07/26/2006 | CN1809195A Multi-communication network call processing method for multi-mode terminals |
| 07/26/2006 | CN1809137A A method for locating a program in a program guide |
| 07/26/2006 | CN1809011A Home network system and method of controlling the same |
| 07/26/2006 | CN1809008A Handling broadcast and multicast traffic as unicast traffic in a wireless network |
| 07/26/2006 | CN1266969C Device and method for displaying TV video signal and data for mobile communication terminal |
| 07/26/2006 | CN1266940C Method for periodically delivering optimal batch broadcast schedule based on distributed client feedback |
| 07/26/2006 | CN1266936C 电视监视显示器 TV monitor display |
| 07/26/2006 | CN1266928C Light source system and method for floor cutitng off press-button of power source used in television illumination |
| 07/26/2006 | CN1266890C Multichannel broadcasting digital data device, system, method and program for transmitting multichannel broadcasting |
| 07/26/2006 | CN1266667C Portable terminal and overlay output method |
| 07/25/2006 | US7082221 Bandwidth determination for multiple layer digital video |
| 07/25/2006 | US7082198 Data receiving method and data receiving unit therefor |
| 07/25/2006 | US7082167 Method and device for controlling the quality of video data |
| 07/25/2006 | CA2328724C Expanded information capacity for existing communication transmission systems |
| 07/25/2006 | CA2275409C Source detection apparatus and method for audience measurement |
| 07/21/2006 | CA2531384A1 Handling broadcast and multicast traffic as unicast traffic in a wireless network |
| 07/20/2006 | WO2006075466A1 Relay amplifier |
| 07/20/2006 | US20060161976 Embedded blacklisting for digital broadcast system security |
| 07/20/2006 | US20060161952 System and method for scheduling broadcast of an access to video programs and other data using customer profiles |
| 07/20/2006 | US20060160545 Methods and apparatus for identifying asset location in communication networks |
| 07/20/2006 | US20060158571 Remote control unit |
| 07/20/2006 | US20060158558 Integrated multimedia signal processing system using centralized processing of signals |
| 07/19/2006 | EP1681617A2 Method of selecting an element from a list by moving a graphics distinction and apparatus implementing the method |
| 07/19/2006 | EP1680919A2 Preparation of content for multiple conditional access methods in video on demand |
| 07/19/2006 | EP1454484B1 Video recording system and method for a plurality of individual users and categories of users |
| 07/19/2006 | EP1454249A4 System and method for delivering data streams of multiple data types at different priority levels |
| 07/19/2006 | EP1410629A4 System and method for receiving and storing a transport stream |
| 07/19/2006 | EP1388232B1 Encryption/decryption engine for multiple data streams |
| 07/19/2006 | EP0906693B1 Conditional access system for local storage device |
| 07/19/2006 | CN1805571A Method of switching communication module in communication devices |
| 07/19/2006 | CN1805540A Reprogrammable terminal for suggesting programs offered on a television program delivery system |
| 07/19/2006 | CN1805539A Systems and methods for improved audience measuring |
| 07/19/2006 | CN1265642C Time stamp and method and device for checking time stamp validity in digital broadcasting environment |
| 07/19/2006 | CN1265641C Method for providing stream link in audio/video disk medium and medium control system |
| 07/19/2006 | CN1265637C Method and appts. for selecting from multiple versions of television program |
| 07/19/2006 | CN1265636C Method and appts. for supporting customized commercial advertising program |
| 07/19/2006 | CN1264828C Nitric ester and nitrate salts of specific drugs |
| 07/18/2006 | USRE39202 Digital video converter box for subscriber/home with multiple television sets |
| 07/18/2006 | US7080401 Virtual channel table for a broadcast protocol and method of broadcasting and receiving broadcast signals using the same |
| 07/18/2006 | US7080397 Communication protocol for content on demand system with callback time |
| 07/18/2006 | US7080395 Information processor, information processing method as well as broadcasting system and broadcasting method |
| 07/18/2006 | US7080183 Reprogrammable apparatus supporting the processing of a digital signal stream and method |
| 07/18/2006 | US7079583 Media processing apparatus which operates at high efficiency |
| 07/18/2006 | US7079518 System and method for providing multimedia service using a mobile communication terminal |
| 07/18/2006 | CA2265958C Set top terminal for an interactive information distribution system |
| 07/13/2006 | WO2006074103A1 Display device with speaker grill |
| 07/13/2006 | WO2006073989A2 Integrated multimedia signal processing system using centralized processing of signals |
| 07/13/2006 | WO2005062698A3 System and method for managing protocol network failures in a cluster system |
| 07/13/2006 | US20060156369 Reception device and setting method thereof |
| 07/13/2006 | US20060156368 Gateway power synchronization |
| 07/13/2006 | US20060156362 Discovery information for ip multicast |
| 07/13/2006 | US20060156336 Program guide system with flip and browse advertisements |
| 07/13/2006 | US20060156335 Content-related information providing apparatus, content related information providing method, electronic bulletin board system, and computer program |
| 07/13/2006 | US20060156218 Method for presenting multimedia messages |
| 07/13/2006 | US20060155989 Diligent control of preview of stored contents |
| 07/13/2006 | US20060153217 Intelligent buffering process for network conference video |
| 07/13/2006 | US20060152628 Multimedia signal matching system and method for performing picture-in-picture function |
| 07/13/2006 | US20060152592 Mobile camera system |
| 07/13/2006 | DE19723760B4 Einrichtung und Verfahren zum Empfang von Daten Apparatus and method for receiving data |
| 07/12/2006 | EP1679894A2 Broadcast and reception system, and conditional access system therefor |
| 07/12/2006 | EP1678939A2 Batch mode session-based encryption of video on demand content |
| 07/12/2006 | EP1678919A1 Methods and systems for dynamically configuring a network component |
| 07/12/2006 | EP1479202A4 Boolean protocol filtering |
| 07/12/2006 | EP1258140B1 Method for visual display of broadcast audio-visual programmes and associated visual display device |
| 07/12/2006 | CN1802857A Method and device for configuring a multimedia message for presentation |
| 07/12/2006 | CN1801926A Mixed-media telecommunication call set-up |
| 07/12/2006 | CN1801885A Multimedia signal matching system and method for performing picture-in-picture function |
| 07/12/2006 | CN1264353C Method and device for receiving digital broadcasting |
| 07/12/2006 | CN1264350C Electronic program guide viewing history generator method and system |
| 07/12/2006 | CN1264349C Interactive TV using remote controller with built-in phone |
| 07/12/2006 | CN1264342C Electronic program guide for processing content-related information configured using a reference information model |
| 07/12/2006 | CN1264303C Multiple separation circuit |
| 07/12/2006 | CN1264168C Apparatus and method for processing data |
| 07/12/2006 | CN1264155C Recording device, replaying device, recording and replaying device |
| 07/12/2006 | CN1264123C Virtual space control data receiving device and method, transmitting and receiving system, and recording medium |
| 07/11/2006 | US7076734 Systems and methods for providing a dynamically controllable user interface that embraces a variety of media |
| 07/11/2006 | US7076652 Systems and methods for secure transaction management and electronic rights protection |
| 07/11/2006 | US7076563 Digital content downloading system using networks |
| 07/11/2006 | US7076202 System and method for providing an electronic program guide of live and cached radio programs accessible to a mobile device |
| 07/11/2006 | US7076067 Encrypted media key management |
| 07/11/2006 | US7075983 Image processing apparatus |
| 07/11/2006 | US7075945 Dynamic mapping of broadcast resources |
| 07/11/2006 | US7075587 Video display apparatus with separate display means for textual information |
| 07/11/2006 | US7075584 Buffer system for controlled and timely delivery of MPEG-2 data services |