Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand]
Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445)
09/2003
09/24/2003CN1122223C Data derotator and deinterleaver
09/23/2003US6625667 System for improving efficiency of video encodes
09/23/2003US6625220 Image capture and transmission system
09/23/2003CA2270188C Video transmission apparatus employing intra-frame-only video compression that is mpeg-2 compatible
09/23/2003CA2159105C Method and device for recording data, data recording medium, and method and device for reproducing data
09/18/2003WO2003077554A1 System and method for the management of video transmission services
09/18/2003WO2003005725A3 Method and system for streaming media with multiple description
09/18/2003WO2002100101A3 Method and apparatus for time shifting of broadcast content that has synchronized web content
09/18/2003US20030177504 System and method for synchronizing interaction of a communication network with a broadcasting network
09/18/2003US20030177498 Electronic television program guide schedule system and method with remote product ordering
09/18/2003US20030177494 Program guide system with browsing display
09/18/2003US20030177292 Data format for a streaming information appliance
09/18/2003US20030177230 Broadcast data access system for multimedia clients in a broadcast network architecture
09/18/2003US20030174862 Digital watermark screening and detection strategies
09/18/2003US20030174734 Frequency synchronisation of clocks
09/18/2003US20030174673 Digital broadcast receiving apparatus
09/18/2003US20030174593 Recording medium, recording apparatus and reproduction apparatus
09/18/2003US20030174248 Reception apparatus
09/17/2003EP1345441A2 Interactive video programming methods
09/17/2003EP1345440A2 Interactive jukebox
09/17/2003EP1345437A2 Asynchronous configuration
09/17/2003EP1345436A2 Hidden identification
09/17/2003EP1345435A2 Secure video card methods and systems
09/17/2003EP1345423A2 Digital broadcast receiving apparatus and digital broadcast receiving method
09/17/2003EP1345418A2 Reception apparatus
09/17/2003EP1345417A1 Method and digital television unit for operating broadcast applications
09/17/2003EP1344404A2 Method and apparatus for efficiently accessing sequentially broadcast data
09/17/2003EP1344401A1 Data distribution system
09/17/2003EP1344399A1 Filtering objectionable multimedia content
09/17/2003EP1344395A2 Dedicated channel for displaying programs
09/17/2003EP1344162A2 Informing network users of television programming viewed by other network users
09/17/2003EP1197076B1 Program guide processing
09/17/2003CN1443403A Multi-media jitter removal in asynchronous digital home network
09/17/2003CN1443324A Improved home network, browser based, command and control
09/17/2003CN1443008A Information package program component detecting method
09/17/2003CN1443007A Equipment for transmitting and receiving MPEG data using radio LAN
09/17/2003CN1121788C Network controller for cable television delivery systems and method thereof
09/16/2003US6622306 Internet television apparatus
09/16/2003US6622305 System and method for displaying near video on demand
09/16/2003US6622303 Digital broadcast transmitting method and digital broadcast transmitting apparatus
09/16/2003US6622165 Method and apparatus for allowing a remote site to interact with an intermediate database to facilitate access to the remote site
09/16/2003US6622004 Data transceiving system and method
09/12/2003WO2003075575A1 Method for implementing mpeg-21 ipmp
09/12/2003WO2003075571A1 Protocol for controlling access, through specific time ranges, to scrambled data
09/12/2003WO2003052572A3 System and method for displaying editorial content through television navigation controls and electronic program guides
09/12/2003WO2003052554A3 System and method for automatically flagging a channel as a favorite channel
09/12/2003WO2003049445A3 Integrated internet protocol (ip) gateway services in an rf cable network
09/12/2003WO2003009527A3 Access node for multi-protocol video and data services
09/11/2003WO2003075526A1 Medium streaming distribution system
09/11/2003US20030172131 Method and system for subject video streaming
09/11/2003US20030171096 Systems and methods for distributing information through broadcast media
09/11/2003US20030171095 Transmitter
09/11/2003US20030169368 Information transfer apparatus and method , information processing apparatus and method, and information processing system
09/11/2003US20030169303 Representing a plurality of independent data items
09/11/2003US20030169189 Robust system for transmitting and receiving map data
09/10/2003EP1343323A2 Display of enhanced content
09/10/2003EP1343290A2 Method and apparatus for multiple media digital communication system
09/10/2003EP1342374A2 Conditional access for functional units
09/10/2003EP1342365A1 Method for displaying an object in a panorama window
09/10/2003EP1342364A2 Content/service handling and delivery
09/10/2003EP1222813B1 Apparatus and method for configuring a media storage system
09/10/2003EP1222812B1 Scheduling storage accesses for multiple continuous media streams
09/10/2003EP0897625B1 System and method for high-speed skew-insensitive multi-channel data transmission
09/10/2003CN1442020A Time stamping and time stamp validity verification system, method and device in digital broadcasting environment
09/10/2003CN1442019A Pay-by-time system for content delivery to media playback systems
09/10/2003CN1441929A Delivering multimedia descriptions
09/09/2003US6618858 Automatic identification of a set-top box user to a network
09/09/2003US6618484 Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels
09/09/2003US6618353 Router for use with a link that has a set of concurrent channels
09/09/2003US6618057 Graphic interface device and method in digital TV
09/09/2003US6616701 Method and apparatus for identifying features of multidimensional image data in hypermedia systems
09/09/2003US6616533 Providing advertising with video games
09/04/2003WO2003073763A1 Camera server and image distribution method
09/04/2003WO2003073753A1 Information browsing method, transmitting apparatus and receiving apparatus
09/04/2003WO2003073675A2 Boolean protocol filtering
09/04/2003WO2003073632A1 Wireless extension arrangement for a communications system
09/04/2003WO2003073625A2 Methods for real-time software video/audio compression, transmission, decompression and display
09/04/2003WO2003041393A3 Real time interactive video system
09/04/2003WO2003017671A3 Navigation for mpeg streams
09/04/2003WO2002093758A3 Apparatus for transporting home networking frame-based communications signals over coaxial cables
09/04/2003WO2002044884A3 A method of and a system for distributing electronic content
09/04/2003US20030167236 Method and apparatus for repackaging portions of digital works as new digital works
09/04/2003US20030165200 Method and apparatus for simultaneously retrieving portions of a data stream from different channels
09/04/2003US20030164899 Multilingual video-transmitting/receiving system
09/04/2003US20030164858 Method and system for displaying banner advertisements in an electronic program guide
09/04/2003CA2477562A1 Wireless extension arrangement for a communications system
09/03/2003EP1341108A2 Auction system
09/03/2003EP1341102A1 Service providing method
09/03/2003EP1340381A2 Apparatus and method for improving the quality of video communication over a packet-based network
09/03/2003EP1340379A2 Interactive television application with research features
09/03/2003EP1340372A2 System and method for special reproduction modes of a digitally encoded video data stream
09/03/2003EP1340336A1 Access control enhancements, network access unit and service provider server for delivery of video and other services
09/03/2003EP1340179A2 Television program recommender with interval-based profiles for determining time-varying conditional probabilities
09/03/2003EP1340164A2 A method and system for remotely modifying presentations in a multimedia conference
09/03/2003CN1440624A Flag controlled video concealing method
09/03/2003CN1120621C System for forming and processing program specific information containing text data or terrestrial, cable or satellite broadcast
09/03/2003CN1120620C System for forming and processing text data for use in program specific information for broadcast
09/02/2003US6615270 Method and storage device for expanding and contracting continuous play media seamlessly
09/02/2003US6615039 Advertisement subgroups for digital streams
09/02/2003US6614990 Video reproducing apparatus with adjusted media change times
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