| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 11/22/2001 | US20010043659 Signal detection method and apparatus, relevant program, and storage medium storing the program |
| 11/22/2001 | US20010043622 Method and apparatus for upstream burst transmission synchronization in cable modems |
| 11/22/2001 | US20010043621 Embedded clock recovery and difference filtering for an mpeg-2 compliant transport stream |
| 11/22/2001 | US20010043617 Allocating access across a shared communications medium |
| 11/22/2001 | US20010043562 Method of using routing protocols to reroute packets during a link failure |
| 11/22/2001 | US20010043272 Camera control apparatus and method |
| 11/22/2001 | US20010043268 Method and apparatus for displaying a colored audio/visual program |
| 11/22/2001 | US20010043218 Apparatus and method for storing a movie within a movie |
| 11/21/2001 | EP1155571A1 Method and apparatus for recommending television programming using decision trees |
| 11/21/2001 | EP1155548A1 System and method for interactive distribution of selectable presentations |
| 11/21/2001 | CN1323492A System for storing and transmitting home network system data |
| 11/21/2001 | CN1323490A Use of a watermark for the purpose of copy protection |
| 11/21/2001 | CN1323489A Electronic program guide with digital storage |
| 11/21/2001 | CN1323142A Limited receiving system capable of conducting partial audivision |
| 11/21/2001 | CN1323007A System and method for searching and providing content and software storing medium |
| 11/21/2001 | CN1075319C Consumer interface for digital TV system |
| 11/21/2001 | CN1075315C An on-screen signal generating apparatus for a cable television |
| 11/20/2001 | US6321385 Data receiving-processing apparatus and method, and broadcasting method |
| 11/20/2001 | US6321383 Information supplying device that can store multiple types of information and supplies composite information in response to a request |
| 11/20/2001 | US6321382 System for resolving channel selection in a multi-channel convergence system |
| 11/20/2001 | US6321025 Method and apparatus for receiving and/or reproducing digital signal |
| 11/20/2001 | US6320965 Secure watermark method and apparatus for digital signals |
| 11/20/2001 | US6320621 Method of selecting a digital closed captioning service |
| 11/20/2001 | US6320600 Web-based video-editing method and system using a high-performance multimedia software library |
| 11/15/2001 | WO2001086949A1 Universal programming system and method for epg with added offline archive |
| 11/15/2001 | WO2001086945A2 Content propagation in interactive television |
| 11/15/2001 | WO2001086937A2 System and method for broadcasting information in a television distribution system |
| 11/15/2001 | WO2001086654A1 Content reception terminal and recording medium |
| 11/15/2001 | WO2001084905A2 Statistical multiplexer and remultiplexer that accommodates changes in structure of gop |
| 11/15/2001 | WO2000057642A9 Processing of closed caption in different formats |
| 11/15/2001 | US20010042253 Multimedia service system using virtual server |
| 11/15/2001 | US20010042249 System and method of joining encoded video streams for continuous play |
| 11/15/2001 | US20010042246 Home entertainment system and method of its operation |
| 11/15/2001 | US20010042245 Remote control system |
| 11/15/2001 | US20010042234 Code image data output apparatus and method |
| 11/15/2001 | US20010042203 System for determining successful reception of a message |
| 11/15/2001 | US20010042128 Data-providing system, transmission server, data terminal apparatus and data-providing method |
| 11/15/2001 | US20010042102 Contents delivery system |
| 11/15/2001 | US20010042049 Secure document access system |
| 11/15/2001 | US20010042043 Cryptographic methods, apparatus and systems for storage media electronic rights management in closed and connected appliances |
| 11/15/2001 | US20010041062 Multimedia direct access storage device and formatting method |
| 11/15/2001 | US20010041061 Information processing apparatus and method |
| 11/15/2001 | US20010041055 Data recording method and apparatus, data recording medium, and data reproducing method and apparatus |
| 11/15/2001 | US20010040926 Video coding |
| 11/15/2001 | US20010040913 Information signal communication apparatus, method and system |
| 11/15/2001 | US20010040889 Content-based multiplexer device and multiplexing method |
| 11/15/2001 | US20010040713 Receiving apparatus, transmitting apparatus, and communication system |
| 11/15/2001 | US20010040640 Television caption data and method for composing television caption data |
| 11/15/2001 | CA2405820A1 Content propagation in interactive television |
| 11/14/2001 | EP1154650A2 A method for computational graceful degradation in an audiovisual compression system |
| 11/14/2001 | EP1154646A1 Multimedia provider system, multimedia conversion server, and multimedia terminal |
| 11/14/2001 | EP1154608A2 Multiresolution receiver |
| 11/14/2001 | EP1153508A1 Electronic program guide with support for rich program content |
| 11/14/2001 | EP1153357A1 Managing entertainment system data |
| 11/14/2001 | EP1118044A4 Aircraft data management system |
| 11/14/2001 | EP0782807B1 Smart carcd, signal processing apparatus and method for signal processing |
| 11/14/2001 | CN1322433A Interactive program guide navigator |
| 11/13/2001 | US6317885 Interactive entertainment and information system using television set-top box |
| 11/13/2001 | US6317884 Video, data and telephony gateway |
| 11/13/2001 | US6317883 System and method for content-based television program selection |
| 11/13/2001 | US6317881 Method and apparatus for collecting and providing viewer feedback to a broadcast |
| 11/13/2001 | US6317795 Dynamic modification of multimedia content |
| 11/13/2001 | US6317784 Presenting supplemental information for material currently and previously broadcast by a radio station |
| 11/13/2001 | US6317714 Controller and associated mechanical characters operable for continuously performing received control data while engaging in bidirectional communications over a single communications channel |
| 11/13/2001 | US6317500 Method and apparatus for location-sensitive decryption of an encrypted signal |
| 11/13/2001 | US6317463 Method and apparatus for filtering data-streams |
| 11/13/2001 | US6317462 Method and apparatus for transmitting MPEG video over the internet |
| 11/13/2001 | US6317168 Digital TV receiver for performing channel selection using stored channel information and method performing the same |
| 11/13/2001 | US6317162 Digital television receiver including non-volatile memory |
| 11/13/2001 | CA2223025C Intelligent memory management system and method |
| 11/08/2001 | WO2001084841A2 Method and system for uniform resource identification and access to television services |
| 11/08/2001 | WO2001084834A1 Video recording system utilizing external video storage to record streaming video data via an isochronous interface |
| 11/08/2001 | WO2001084831A2 Navigation menu for access to television services |
| 11/08/2001 | WO2001084824A2 Television terminal for processing and controlling memory resources for plural applications |
| 11/08/2001 | WO2001084753A2 System and method for providing content interruptions |
| 11/08/2001 | WO2001084501A2 Method for interactive multi-user sustomizable web data retrieval and rendering |
| 11/08/2001 | WO2001084340A1 Media player with programmable playlists |
| 11/08/2001 | WO2001084336A1 System and method for reducing the resources required to deliver streaming media |
| 11/08/2001 | WO2001084320A2 System and method for a communication terminal to manage memory and maintain a current application version for multiple applications |
| 11/08/2001 | WO2001040961A8 Control and observation of physical devices, equipment and processes by multiple users over computer networks |
| 11/08/2001 | WO2000054161A9 Queuing architecture with multiple queues and method for statistical disk scheduling for video servers |
| 11/08/2001 | WO2000039724A3 Internet surveillance system and method |
| 11/08/2001 | US20010039660 Home area network including arrangement for distributing television programming over local cable |
| 11/08/2001 | US20010039659 Transaction system for transporting media files from content provider sources to home entertainment devices |
| 11/08/2001 | US20010039582 Allocating access across a shared communications medium in a carrier network |
| 11/08/2001 | US20010039520 Communication service method and communication apparatus thereof |
| 11/08/2001 | US20010038668 Bit rate allocation in joint bit rate transcoding |
| 11/08/2001 | US20010038650 Multimedia multiplexing method |
| 11/08/2001 | US20010038649 Decoder, decoding method, multiplexer, and multiplexing method |
| 11/08/2001 | US20010038647 Method and apparatus for upstream burst transmission synchronization in cable modems |
| 11/08/2001 | US20010038645 Allocating access across a shared communications medium of a DOCSIS 1.0 compliant cable network |
| 11/08/2001 | US20010038644 Transfer rate controller, decoding system, medium, and information aggregate |
| 11/08/2001 | US20010038640 Computerized method for allocating access across a shared communication medium |
| 11/08/2001 | US20010038639 Monitoring and allocating access across a shared communications medium |
| 11/08/2001 | US20010038392 Browser based command and control home network |
| 11/08/2001 | CA2408280A1 Method and system for uniform resource identification and access to television services |
| 11/07/2001 | EP1152618A2 Data transmission and receiving apparatus |
| 11/07/2001 | EP1152616A2 Asymmetric data communications system |
| 11/07/2001 | EP1152605A1 Electronic television program guide schedule system and method with data feed access |
| 11/07/2001 | EP1151613A1 Hybrid temporal-snr fine granular scalability video coding |