| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 05/30/2000 | US6070167 Hierarchical method and system for object-based audiovisual descriptive tagging of images for information retrieval, editing, and manipulation |
| 05/30/2000 | US6070001 Addressability system |
| 05/30/2000 | US6069619 Apparatus and method for displaying DPMS mode status using an OSD circuit |
| 05/30/2000 | US6069614 Man machine interface via display peripheral |
| 05/30/2000 | CA2186348C Data level selection for multilevel vsb transmission system |
| 05/30/2000 | CA2181539C Trellis coded modulation system for hdtv |
| 05/25/2000 | WO2000030361A1 Encoding auxiliary information with frame-based encoded audio information |
| 05/25/2000 | WO2000030354A1 Digital broadcast program ordering |
| 05/25/2000 | WO2000030346A1 Application programming interface (api) for accessing and managing resources in a digital television receiver |
| 05/25/2000 | WO2000030291A1 Secure watermark method and apparatus for digital signals |
| 05/24/2000 | EP1002407A1 Method and apparatus for a home network auto-tree builder |
| 05/24/2000 | EP1002406A1 Programming tool for home networks |
| 05/24/2000 | EP1002316A1 Model and command set for an av/c-based disc player/recorder subunit |
| 05/24/2000 | CN1254478A Data processing system |
| 05/24/2000 | CN1254477A Transmission and reception of television programmes and other data |
| 05/24/2000 | CN1254476A Signal generation and broadcasting |
| 05/24/2000 | CN1254475A Method of downloading of data to MPEG receiver/decoder and MPEG transmission system for implementing the same |
| 05/24/2000 | CN1254474A Smartcard for use with receiver of encrypted broadcast signals, and receiver |
| 05/24/2000 | CN1254473A Broadcast and reception system, and conditional access system therefor |
| 05/24/2000 | CN1254472A Broadcast and reception system, and receiver/decoder and remote controller |
| 05/24/2000 | CN1254469A Extracting data sections from transmitted data stream |
| 05/24/2000 | CN1254423A Television or radio control system development |
| 05/24/2000 | CN1254422A Downloading computer file from transmitter via receiver/decoder to computer |
| 05/24/2000 | CN1254237A Data transmission device and method, data receiver and device and data transmission and receiving system and method |
| 05/24/2000 | CN1254234A Information packet program composition detector |
| 05/23/2000 | US6067571 Server, terminal and control method for transmitting real-time images over the internet |
| 05/23/2000 | US6067401 Playing a version of and from within a video by means of downloaded segment information |
| 05/23/2000 | US6067108 Solid-state mass storage data stream generator |
| 05/23/2000 | US6067107 Response capacity management in interactive broadcast systems by periodic reconfiguration of response priorities |
| 05/18/2000 | WO2000028739A1 System and method for information filtering |
| 05/18/2000 | WO2000028737A1 Receiving terminal, method for controlling the same, and recorded medium on which program is recorded |
| 05/18/2000 | WO2000028518A2 Graphics display system |
| 05/18/2000 | WO2000028432A2 System and method for recording receipt of information |
| 05/18/2000 | WO2000007361A9 Digital tv system with synchronized world wide web content |
| 05/18/2000 | CA2348262A1 System and method for recording receipt of information |
| 05/18/2000 | CA2348031A1 System and method for information filtering |
| 05/17/2000 | EP1001630A1 Video reproducing apparatus with adjusted media change times |
| 05/17/2000 | EP1001629A2 Receiving apparatus |
| 05/17/2000 | EP1001614A1 A system for processing programs and parameter information derived from multiple broadcast sources |
| 05/17/2000 | EP1001420A1 Method and apparatus for data reception |
| 05/17/2000 | EP1000512A1 Data signal for modifying a graphic scene, corresponding method and device |
| 05/17/2000 | EP1000042A1 Fluorescent dibenzazole derivatives and methods related thereto |
| 05/17/2000 | CN1253697A System for forming program guide information for user initiation of control and communication functions |
| 05/17/2000 | CN1253692A Interactive service device metering systems |
| 05/17/2000 | CN1253454A Device and method of using frame structured video data transmitting and receiving |
| 05/16/2000 | US6065042 System, method, and computer program product for presenting multimedia objects, including movies and personalized collections of items |
| 05/16/2000 | US6064795 Method of and apparatus for data recording, method of and apparatus for data reproduction, recording medium, and method of and apparatus for data transmission |
| 05/16/2000 | US6064724 Modem with automatic callback provisions |
| 05/16/2000 | US6064676 Remultipelxer cache architecture and memory organization for storing video program bearing transport packets and descriptors |
| 05/16/2000 | US6064449 Automatic characterization of a television signal |
| 05/16/2000 | US6064438 Video indexing protocol |
| 05/16/2000 | US6064376 Adjustable program guide display system |
| 05/16/2000 | CA2171316C A system for local processing/accessing and representation of large volumes of data, and uses of the system |
| 05/16/2000 | CA2142025C Programmable remote control transmitter |
| 05/11/2000 | WO2000027127A1 System for storing and transmitting home network system data |
| 05/11/2000 | WO2000027126A1 Method and apparatus for displaying a colored audio/visual program |
| 05/11/2000 | WO2000027124A1 Method and apparatus for collecting and providing viewer feedback to a broadcast |
| 05/11/2000 | WO2000027123A1 Purchasing upgraded media feature for transmission |
| 05/11/2000 | WO2000027121A1 Consumption distance based rendering of entertainment programming |
| 05/11/2000 | WO2000027120A1 System and method for transmitting and receiving data in a network |
| 05/11/2000 | WO2000027119A1 Method and apparatus for selecting from multiple versions of a television program |
| 05/11/2000 | WO2000027118A1 Method and apparatus for customized rendering of commercials |
| 05/11/2000 | WO2000027117A1 Method and apparatus for channel surfing through multiple sources based on user-definable preferences |
| 05/11/2000 | WO2000027067A1 A method and apparatus for distributing multimedia information over a network |
| 05/11/2000 | WO2000026908A1 Embedding supplemental data in an information signal |
| 05/11/2000 | WO2000026876A1 Apparatus and method pertaining to internal connections in an audio/video system |
| 05/11/2000 | WO2000026820A1 Managing entertainment system data |
| 05/11/2000 | CA2801136A1 Interactive program guide with continuous data stream and client-server data supplementation |
| 05/11/2000 | CA2348916A1 Method and apparatus for selecting from multiple versions of a television program |
| 05/11/2000 | CA2348914A1 Managing entertainment system data |
| 05/11/2000 | CA2348408A1 Method and apparatus for channel surfing through multiple sources based on user-definable preferences |
| 05/11/2000 | CA2347779A1 Method and apparatus for customized rendering of commercials |
| 05/11/2000 | CA2316996A1 Embedding supplemental data in an information signal |
| 05/10/2000 | EP0999707A2 Imaging system |
| 05/10/2000 | EP0999705A1 Information processing device and method, providing medium, and recording medium |
| 05/10/2000 | EP0999704A2 Improvements in receivers for television signals |
| 05/10/2000 | EP0999703A2 Improvments in receivers for television signals |
| 05/10/2000 | EP0999702A2 Improvements in receivers for television signals |
| 05/10/2000 | EP0999679A2 Packet filtering apparatus that applies a plurality of filtering conditions including different comparison criteria to a single packet |
| 05/10/2000 | EP0999501A1 Apparatus for transmitting image signals |
| 05/10/2000 | EP0998817A1 Tv graphical user interface providing selection among various lists of tv channels |
| 05/10/2000 | EP0998796A1 Method and apparatus for aligning sub-stream splice points in an information stream |
| 05/10/2000 | EP0998744A1 A model and command set for an av/c-based disc media player/recorder subunit |
| 05/10/2000 | EP0998726A2 Apparatus and method of splicing digital video streams |
| 05/10/2000 | EP0815688B1 Machine vision control system |
| 05/10/2000 | EP0779008B1 Transmission of graphic images |
| 05/10/2000 | EP0756800B1 System for transmitting a plurality of video programs simultaneously through a transmission channel |
| 05/10/2000 | EP0699369B1 Apparatus and methods for improving timing recovery of a system clock |
| 05/10/2000 | CN1252675A Method for computer moderate distorsion in video compressing system |
| 05/10/2000 | CN1052366C Method for forming data transmission image and system for carrying out said method |
| 05/09/2000 | US6061720 Seamless scalable distributed media server |
| 05/09/2000 | US6061719 Synchronized presentation of television programming and web content |
| 05/09/2000 | US6061716 Computer network chat room based on channel broadcast in real time |
| 05/09/2000 | US6061504 Video file server using an integrated cached disk array and stream server computers |
| 05/09/2000 | US6061402 Methods and apparatus for efficiently decoding bi-directionally coded image data |
| 05/09/2000 | US6061097 Interactive television program guide with selectable non-program options |
| 05/09/2000 | US6061089 High-speed digital video serial link |
| 05/04/2000 | WO2000025518A1 System for controlling data output rate to a network |
| 05/04/2000 | WO2000025219A1 Seamless scalable distributed media server |
| 05/04/2000 | DE19850574A1 System mit mehreren Geräten, die über eine digitale Schnittstelle miteinander in Verbindung stehen System with multiple devices that are connected via a digital interface with each other |