| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 01/16/2001 | US6175356 Remotely controlled computer system |
| 01/11/2001 | WO2001003427A1 Service navigation systems and methods |
| 01/11/2001 | WO2001003425A1 Method and apparatus for capturing broadcast epg data for program title display |
| 01/11/2001 | WO2001003424A1 Digital television system for reducing co-channel interference in 8 mhz channels |
| 01/10/2001 | EP1067795A2 An apparatus and a method for two-way data communication |
| 01/10/2001 | EP1067789A1 An optical disc, a recorder, a player, a recording method, and a reproducing method that are all used for the optical disc |
| 01/10/2001 | EP1067769A2 Method and apparatus for filtering data streams |
| 01/10/2001 | EP1067721A1 Packet synchronization detector |
| 01/10/2001 | EP1066722A1 Method and system for broadcast transmission of media objects |
| 01/10/2001 | EP1066718A1 Method and apparatus implementing random access and time-based functions on a continuous stream of formatted digital data |
| 01/10/2001 | CN1279563A Technology for displaying complicated symbols |
| 01/09/2001 | US6173329 Distributed multimedia server device and distributed multimedia server data access method |
| 01/09/2001 | US6173328 System for transferring multimedia information |
| 01/09/2001 | US6173326 Broadband communications network services access platform |
| 01/09/2001 | US6173317 Streaming and displaying a video stream with synchronized annotations over a computer network |
| 01/09/2001 | US6173271 Television advertising automated billing system |
| 01/09/2001 | US6172715 Picture-in-picture control method and apparatus for video television system |
| 01/09/2001 | US6172712 Television with hard disk drive |
| 01/09/2001 | US6172674 Smart filtering |
| 01/09/2001 | US6172672 Method and system for providing snapshots from a compressed digital video stream |
| 01/04/2001 | WO2001001699A1 Television program guide |
| 01/04/2001 | WO2001001689A1 Method and system for a video-on-demand-related interactive display within an interactive television application |
| 01/04/2001 | WO2001001686A1 Methods and apparatus for broadcasting interactive advertising using remote advertising templates |
| 01/04/2001 | WO2001001678A1 System and method for utilizing epg database for modifying advertisements |
| 01/04/2001 | WO2001001270A1 Interactive television triggers having connected content/disconnected content attribute |
| 01/04/2001 | WO2001001232A1 Interactive television receiver unit browser that waits to send requests |
| 01/04/2001 | WO2000054511A3 Error resilient still image packetization method and packet structure |
| 01/04/2001 | CA2820780A1 Interactive television system with newsgroups |
| 01/04/2001 | CA2377741A1 System and method for utilizing epg database for modifying advertisements |
| 01/03/2001 | EP1065880A2 Wireless communication system for transmitting images from an enabled electronic camera to receiver |
| 01/03/2001 | EP1065869A2 Internet telephone system using CATV and terminal device |
| 01/03/2001 | EP1064768A2 Internet group broadcast system and method |
| 01/03/2001 | EP1064754A1 Authentification of data in a digital transmission system |
| 01/03/2001 | CN1278691A Storage for interactive video-frequency performance |
| 01/02/2001 | US6170060 Method and apparatus for targeting a digital information playback device |
| 01/02/2001 | US6169843 Recording and playback of audio-video transport streams |
| 01/02/2001 | US6169821 Picture coder, picture decoder, and picture transmission system |
| 01/02/2001 | US6169747 Variable code frame length for multistream applications |
| 01/02/2001 | US6169728 Apparatus and method for spectrum management in a multipoint communication system |
| 01/02/2001 | US6169725 Apparatus and method for restoration of internal connections in a home audio/video system |
| 01/02/2001 | US6169573 Hypervideo system and method with object tracking in a compressed digital video environment |
| 01/02/2001 | US6169543 System and method for customizing program guide information to include reminder item or local identifier |
| 01/02/2001 | US6169542 Method of delivering advertising through an interactive video distribution system |
| 01/02/2001 | US6169541 Method, apparatus and system for integrating television signals with internet access |
| 01/02/2001 | CA2091816C Digital hdtv data packet format and receiver therefor |
| 01/02/2001 | CA2024868C Method and apparatus for providing demographically targeted television commercials |
| 12/28/2000 | WO2000079801A1 Multi-channel mpeg video transcoder using multiple programmable processors |
| 12/28/2000 | WO2000079795A1 Method system and apparatus for encoding object information (including: object location and internet access information) into a video session for display on an advanced television |
| 12/28/2000 | WO2000079715A1 Method and device for detecting data concerning the viewing of video information and the relaying of this information to a central data processing installation |
| 12/28/2000 | WO2000079377A1 Method and apparatus for automatically accessing web pages based on television programming information |
| 12/28/2000 | WO2000079365A2 Cross-platform framework-independent synchronization abstraction layer |
| 12/27/2000 | EP1063850A2 Apparatus and method of data processing through serial bus |
| 12/27/2000 | EP1063846A2 Personal preferred viewing using electronic program guide |
| 12/27/2000 | EP1062816A1 Method of embedding compressed digital audio signals in a video signal using guard bands |
| 12/27/2000 | EP1062814A1 Apparatus and method for predictive time stamping of isochronous data packets |
| 12/27/2000 | EP1062803A1 Interactive selection system for a video decoder modulator channel |
| 12/27/2000 | EP1062782A2 Method and apparatus for media data transmission |
| 12/26/2000 | US6167496 Data stream optimization system for video on demand |
| 12/26/2000 | US6167467 Information reception and recording circuit |
| 12/26/2000 | US6167188 User interface for television schedule system |
| 12/26/2000 | US6167089 Reduced cost methods and apparatus for decoding bi-directionally coded image data |
| 12/26/2000 | US6167084 Dynamic bit allocation for statistical multiplexing of compressed and uncompressed digital video signals |
| 12/26/2000 | US6166780 Automated language filter |
| 12/26/2000 | US6166774 Combining NTSC visual and aural signals with DTV signals |
| 12/26/2000 | US6166772 Method and apparatus for display of interlaced images on non-interlaced display |
| 12/26/2000 | US6166730 System for interactively distributing information services |
| 12/21/2000 | WO2000078051A1 Method of transmitting streams of video data, in multi-length frames, at a single average bit rate |
| 12/21/2000 | WO2000078043A1 Automatic control of broadcast and execution of interactive applications to maintain synchronous operation with broadcast programs |
| 12/21/2000 | WO2000078033A2 Automated retirement of interactive applications using retirement instructions for events and program states |
| 12/21/2000 | WO2000078000A2 Method and apparatus for seaming of streaming content |
| 12/21/2000 | WO2000077683A2 Method for real time protocol media recording |
| 12/21/2000 | WO2000077664A2 Methods, apparatus, and systems for storing, retrieving and playing multimedia data |
| 12/21/2000 | WO2000036540A8 Information and entertainment programming broadcast system and device |
| 12/21/2000 | WO2000033565A3 Video on demand methods and systems |
| 12/21/2000 | CA2377571A1 Automatic control of broadcast and execution of interactive applications to maintain synchronous operation with broadcast programs |
| 12/21/2000 | CA2373386A1 Automated retirement of interactive applications using retirement instructions for events and program states |
| 12/20/2000 | EP1061739A2 The storage of interactive video programming |
| 12/20/2000 | EP0896774A4 Tv with url reception for internet access |
| 12/20/2000 | EP0830783B1 Method and apparatus for copy protection for various recording media using a video finger print |
| 12/20/2000 | EP0726016B1 System and method for disk software publishers to control disk distribution |
| 12/20/2000 | CN1277783A Data transmitting/receiving method and its receiver |
| 12/20/2000 | CN1277774A Emulation of streaming over the internet in a broadcast application |
| 12/20/2000 | CN1277521A Data receiving and transmitting system and its method |
| 12/19/2000 | US6163842 Method and apparatus for embedding authentication information within digital data |
| 12/19/2000 | US6163795 Server for notifying items of interest and delivering locally accessed video in a WAN to client stations on demand |
| 12/19/2000 | US6163644 Method and apparatus for receiving and/or reproducing digital signal |
| 12/19/2000 | US6163537 Integration of telephone return link using fiber and cable media |
| 12/19/2000 | US6163345 Method and apparatus for providing station and programming information in a multiple station broadcast system |
| 12/19/2000 | US6163316 Electronic programming system and method |
| 12/14/2000 | WO2000076216A1 Networking smart toys |
| 12/14/2000 | WO2000076212A1 Recording/reproducing device, mpeg video stream recording/reproducing device, and medium |
| 12/14/2000 | WO2000076135A1 Data transmission method and data transmission device |
| 12/14/2000 | WO2000075925A1 Method and systems for protecting data using digital signature and watermark |
| 12/14/2000 | WO2000056057A3 Method and apparatus for cross-connection of video signals |
| 12/14/2000 | WO2000046988A3 Electronic program guide with support for rich program content |
| 12/14/2000 | WO2000045561A3 Method and system for distributed queues in a multimedia network with proxies |
| 12/14/2000 | CA2374104A1 Networking smart toys |
| 12/13/2000 | EP1059810A2 Method and apparatus for processing video signals having associated access restriction data |
| 12/13/2000 | EP1059615A2 Transmitter-receiver of three-dimensional skeleton structure motions and method thereof |
| 12/13/2000 | EP1059003A2 System and method for accepting and integrating entertainment information from entertainment information producers |