| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 04/21/2004 | EP1410635A1 Media data use measurement with remote decoding/pattern matching |
| 04/21/2004 | EP1410631A2 METHOD AND SYSTEM FOR PROFILING iTV USERS AND FOR PROVIDING SELECTIVE CONTENT DELIVERY |
| 04/21/2004 | EP1410629A1 System and method for receiving and storing a transport stream |
| 04/21/2004 | EP1410628A1 Method and apparatus for selective recording of television programs using event notifications |
| 04/21/2004 | EP1410624A1 Management of electronic program guides |
| 04/21/2004 | EP1410623A1 A hand held device having a browser application |
| 04/21/2004 | EP1410539A1 Wireless music and data transceiver system |
| 04/21/2004 | CN1491389A Information dilivery system and apparatus, method, device and program products for content storage and output |
| 04/21/2004 | CN1491381A Method and system for buffering streamed data |
| 04/21/2004 | CN1491063A Method for shortening active receiving time and saving power in stand-by mode |
| 04/21/2004 | CN1147162C Method and apparatus for reducing memory requirements for storing reference frames in video decoder |
| 04/21/2004 | CN1147152C Method for decoding input bit flow in audio or video compression system |
| 04/21/2004 | CN1147150C Method for shifting position in signal stream and interact TV transmission system |
| 04/21/2004 | CN1147149C Method of sending and receiving compressed video signals |
| 04/21/2004 | CN1147146C Data processing device and data processing method |
| 04/21/2004 | CN1147145C Electronic program guide system with advertising message in pop-ups |
| 04/21/2004 | CN1147136C Receiver and method for processing program signal component in receiving |
| 04/21/2004 | CN1147132C Vignetting correction based on image sensor |
| 04/20/2004 | US6725461 Reminder system for broadcast and non-broadcast events based on broadcast interactive applications |
| 04/20/2004 | US6725460 Multi-media data automatic delivery system |
| 04/20/2004 | US6725459 Descrambling device for use in a conditional access system |
| 04/20/2004 | US6725421 Methods, apparatus, and systems for storing, retrieving and playing multimedia data |
| 04/20/2004 | US6725267 Prefetched data in a digital broadcast system |
| 04/20/2004 | US6725215 System and method for searching and providing contents, and software storage media |
| 04/20/2004 | US6724978 Recording and reproducing an MPEG information signal on/from a record carrier |
| 04/20/2004 | US6724977 Compressed video editor with transition buffer matcher |
| 04/20/2004 | US6724825 Regeneration of program clock reference data for MPEG transport streams |
| 04/20/2004 | US6724439 Low cost VSB encoder and RF modulator for supplying a substantially 6 MHZ VSB signal to digital television receiver |
| 04/20/2004 | US6724405 User friendly remote system interface |
| 04/15/2004 | WO2004032494A1 Information processing device and method, program, and recording medium |
| 04/15/2004 | WO2002100106A8 On-demand interactive magazine |
| 04/15/2004 | US20040073922 System and method for distinguishing between indentically titled programs |
| 04/15/2004 | US20040073580 Information delivery apparatus, information processing terminal, external content storage method, external content output method, content data, output control program, and information delivery system |
| 04/15/2004 | US20040073536 System and method for computer-assisted manual and automatic logging of time-based media |
| 04/15/2004 | US20040073515 Method for metering and pricing of digital works |
| 04/15/2004 | US20040073513 Method and system for conducting transactions between repositories |
| 04/15/2004 | US20040073493 Broadcast reception method |
| 04/15/2004 | US20040071216 Delivering video over an ATM/DSL network using a multi-layered video coding system |
| 04/15/2004 | US20040070687 Method and apparatus for display of interlaced images on non-interlaced display |
| 04/14/2004 | EP1408685A1 Program guide system with advertisements |
| 04/14/2004 | EP1408644A2 Digital signatures for digital television application |
| 04/14/2004 | EP1408501A2 Streaming information appliance with buffer read and write synchronization |
| 04/14/2004 | EP1407614A1 Resource scalable decoding |
| 04/14/2004 | EP1407605A2 Interactive information services system and associated method for capturing transaction data |
| 04/14/2004 | EP1407598A1 Electronic program guide for processing content-related information configured using a reference information model |
| 04/14/2004 | EP1407597A2 System and method for simplifying different types of searchs in electronic program guide |
| 04/14/2004 | EP1407596A1 Video stream switching |
| 04/14/2004 | EP0986907A4 Method and apparatus for splicing compressed information signals |
| 04/14/2004 | EP0935886B1 Method and apparatus for enhancing signal portions of a television broadcast of a live event |
| 04/14/2004 | CN1489863A Television receiver and for counting the number of accesses from the receiver |
| 04/14/2004 | CN1489757A Remote control with status indicator |
| 04/14/2004 | CN1146244C Method for en coding visible object in audio-visual compression system |
| 04/14/2004 | CN1146237C A flow builder for an audio video interactive transmission system |
| 04/14/2004 | CN1146236C Limited receiving system capable of conducting partial audivision |
| 04/14/2004 | CN1146235C Conditional access system for broadcast digital TV. |
| 04/14/2004 | CN1146233C Self-adaptive decoding system for processing enciphered and unenciphered video-frequency data |
| 04/14/2004 | CN1146231C Intelligent electronic-performance guide memory management system and method |
| 04/14/2004 | CN1146230C Decoder device and receiver using the same |
| 04/14/2004 | CN1146157C Method and device for detecting data concerning the viewing of video information and the relaying of this information to a central processing installation |
| 04/14/2004 | CN1145964C Data recording method and apparatus, data record medium and data reproducing method and apparatus |
| 04/14/2004 | CN1145945C Audio-visual device and system thereof |
| 04/13/2004 | US6721958 Optional verification of interactive television content |
| 04/13/2004 | US6721956 Interactive information services system and associated method for capturing transaction data |
| 04/13/2004 | US6721954 Personal preferred viewing using electronic program guide |
| 04/13/2004 | US6721953 Display of television program information using dynamically-adjusted scroll rate |
| 04/13/2004 | US6721850 Method of cache replacement for streaming media |
| 04/13/2004 | US6721837 Graphics display system with unified memory architecture |
| 04/13/2004 | US6721794 Method of data management for efficiently storing and retrieving data to respond to user access requests |
| 04/13/2004 | US6721789 Scheduling storage accesses for rate-guaranteed and non-rate-guaranteed requests |
| 04/13/2004 | US6721490 Hierarchical storage scheme and data playback scheme for enabling random access to realtime stream data |
| 04/13/2004 | US6721015 Sound bite augmentation |
| 04/13/2004 | US6720990 Internet surveillance system and method |
| 04/08/2004 | WO2003058508A3 Methods and systems for providing streaming media content in existing video delivery systems |
| 04/08/2004 | WO2003055210B1 Program position user interface for pvr buffer |
| 04/08/2004 | WO2003030078A3 Method and apparatus for automatic set-up of electronic devices |
| 04/08/2004 | WO2002089008A3 Automatic content analysis and representation of multimedia presentations |
| 04/08/2004 | WO2002056579A9 Automatic on-screen display of auxiliary information |
| 04/08/2004 | US20040068757 Digital signatures for digital television applications |
| 04/08/2004 | US20040068741 Content preference calculation method and content reception apparatus |
| 04/08/2004 | US20040068738 Event program distribution system and method |
| 04/08/2004 | US20040068659 Method for secure distribution of digital data representing a multimedia content |
| 04/08/2004 | US20040068541 Broadcast and reception, and conditional access system therefor |
| 04/08/2004 | US20040066308 Systems and methods for implementing a learning remote control |
| 04/08/2004 | CA2441186A1 Digital signatures for digital television applications |
| 04/07/2004 | EP1406263A2 Recording/reproduction apparatus and methods, input/output apparatus and methods, storage apparatus, transmission apparatus, and information processing apparatus and methods |
| 04/07/2004 | EP1405518A1 Video playback device capable of sharing resources and method of operation |
| 04/07/2004 | EP1405517A2 Anonymous ordering system |
| 04/07/2004 | EP1405516A1 Interactive tv using remote control with built-in phone |
| 04/07/2004 | EP1405511A1 Apparatus and method for conditioning digital image data for display of the image represented thereby |
| 04/07/2004 | EP1405508A1 A method and apparatus for generating a list of suggested scheduled television programs |
| 04/07/2004 | EP1405251A1 Digital authentication with digital and analog documents |
| 04/07/2004 | CN1488195A Distributed on -demand media transcoding system and method |
| 04/07/2004 | CN1488132A Portable terminal, overlay output method, and program therefor |
| 04/07/2004 | CN1487443A Information providing system and method and relative computer software and storing medium |
| 04/07/2004 | CN1145354C Program guide processing |
| 04/06/2004 | US6718553 Centralized aggregation of broadcast television programming and multi-market digital delivery thereof over interconnected terrestrial fiber optic networks |
| 04/06/2004 | US6718552 Network bandwidth optimization by dynamic channel allocation |
| 04/06/2004 | US6718551 Method and system for providing targeted advertisements |
| 04/06/2004 | US6718507 System and method for representing compressed information |
| 04/06/2004 | US6717961 Format converting apparatus and digital broadcasting receiver |