| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 10/24/2001 | CN1318942A Subscriber interface of digital TV system |
| 10/24/2001 | CN1318913A Transmission device, transmitting device and receiving device |
| 10/23/2001 | US6308328 Usage statistics collection for a cable data delivery system |
| 10/23/2001 | US6308327 Method and apparatus for integrated real-time interactive content insertion and monitoring in E-commerce enabled interactive digital TV |
| 10/23/2001 | US6308280 System for synchronizing discrete components to a common clock source |
| 10/23/2001 | US6307937 Method and apparatus for an adapter card providing conditional access in a communication system |
| 10/23/2001 | US6307575 Display unit having a screen adjustment function |
| 10/18/2001 | WO2001078408A2 A method of generating timestamps for isochronous data |
| 10/18/2001 | WO2001078407A1 Multiplexing compressed signals |
| 10/18/2001 | WO2001078404A2 Indexing interleaved media data |
| 10/18/2001 | WO2001078401A2 Contextual programming |
| 10/18/2001 | WO2001078400A1 A method of distributing video reference signals as isochronous network packets |
| 10/18/2001 | WO2001078390A1 Generic data processing engine |
| 10/18/2001 | WO2001078346A2 Resynchronizing media during streaming |
| 10/18/2001 | WO2001078054A1 Remote control having touch pad to screen mapping |
| 10/18/2001 | WO2001077852A1 Transmitting mpeg data packets received from a non-constant delay network |
| 10/18/2001 | WO2001052050A8 Electronic programming guide |
| 10/18/2001 | US20010031006 MPEG encoding technique for encoding web pages |
| 10/18/2001 | US20010030939 Bit interleaving for orthogonal frequency division multiplexing in the transmission of digital signals |
| 10/18/2001 | US20010030661 Electronic program guide with graphic program listings |
| 10/18/2001 | US20010030651 Method and apparatus for identifying features of multidimensional image data in hypermedia systems |
| 10/18/2001 | US20010030644 Method of controlling multi-user access to the functionality of consumer devices |
| 10/18/2001 | CA2404682A1 Generic data processing engine |
| 10/18/2001 | CA2404605A1 Transmitting mpeg data packets received from a non-constant delay network |
| 10/17/2001 | EP1146744A2 Apparatus and method for acquiring a program from a packetized signal |
| 10/17/2001 | EP1146742A1 Integrated digital production line for visual products |
| 10/17/2001 | EP1146740A2 Data transmission method and data transmission system |
| 10/17/2001 | EP1146731A2 Managing apparatus and method |
| 10/17/2001 | EP1145558A2 System for editing compressed image sequences |
| 10/17/2001 | EP1145556A2 Conversion of a media file into a scalable format for progressive transmission |
| 10/17/2001 | EP1145552A1 Video signal authentication system |
| 10/17/2001 | EP1145551A1 System for providing video on demand |
| 10/17/2001 | EP1145546A1 Method and system for providing a link to programs in a program guide |
| 10/17/2001 | EP1145544A2 Digital tv system with synchronized world wide web content |
| 10/17/2001 | EP1145543A2 Client-server based interactive television program guide system with remote server recording |
| 10/17/2001 | EP1145218A2 Display system for blending graphics and video data |
| 10/17/2001 | EP0812511B1 Method and device for performing source transitions in a video system which performs entropy encoding |
| 10/17/2001 | EP0775413B1 Arrangement for decoding digital video signals |
| 10/17/2001 | EP0705517B1 Media pipeline with multichannel video processing and playback |
| 10/17/2001 | CN1318176A Embedding auxiliary data in information signal |
| 10/17/2001 | CN1317911A Information processing device and method thereof |
| 10/16/2001 | US6305021 Analog/digital cable TV capable of performing bidirectional communication |
| 10/16/2001 | US6305020 System manager and hypertext control interface for interactive cable television system |
| 10/16/2001 | US6305018 Electronic content guide system and electronic content guide displaying method |
| 10/16/2001 | US6305017 Interactive television program guide with selectable non-program options |
| 10/16/2001 | US6305016 Systems and methods for displaying information with a perceived partial transparency over a television program |
| 10/16/2001 | US6304578 Packet routing and queuing at the headend of shared data channel |
| 10/16/2001 | CA2182296C Multimedia multiplexing device and method using dynamic packet segmentation |
| 10/11/2001 | WO2001076249A1 Interactive media system and method for presenting pause-time content |
| 10/11/2001 | WO2001076248A2 Systems and methods for improved audience measuring |
| 10/11/2001 | WO2001076245A2 System for providing alternative services |
| 10/11/2001 | WO2001076242A2 System and method for local meta data insertion |
| 10/11/2001 | WO2001076239A2 Systems and methods for reducing cut-offs in program recording |
| 10/11/2001 | WO2001076238A2 Personal video recording system with home surveillance feed |
| 10/11/2001 | WO2001076224A2 Home area network including arrangement for distributing television programming over local cable |
| 10/11/2001 | WO2001076223A2 System and method for providing video programming information to television receivers |
| 10/11/2001 | WO2001076202A1 Telephony services provider arrangement for home area network |
| 10/11/2001 | WO2001076091A1 Home area network for distributing audio programming over local radio broadcast |
| 10/11/2001 | WO2001075887A2 Method, system and computer program product for full news integration and automation in a real time video production environment |
| 10/11/2001 | WO2001075861A1 Method and equipment for automatic real-time production of virtual audio-visual sequences from a textual message and external events and for broadcasting said sequences |
| 10/11/2001 | WO2001075612A1 Choosing a multimedia presentation |
| 10/11/2001 | US20010029616 Audio menu display method |
| 10/11/2001 | US20010029615 Broadcasting service system and delay broadcasting method in broadcasting service using the broadcasting service system |
| 10/11/2001 | US20010029613 Integrated network for monitoring remote objects |
| 10/11/2001 | US20010029610 Systems and methods for providing promotions with recorded programs |
| 10/11/2001 | US20010029609 Data processing apparatus for facilitating data selection and data processing |
| 10/11/2001 | US20010029606 Game machine system, broadcasting system, data distribution system and method, program executing apparatus and method |
| 10/11/2001 | US20010028789 Method of and apparatus for data recording, method of and apparatus for data reproduction, recording medium, and method of and apparatus for data transmission |
| 10/11/2001 | US20010028663 Method, transmitter and transmission system |
| 10/11/2001 | CA2851301A1 Method of and system for processing video for streaming and advertisement |
| 10/11/2001 | CA2790373A1 Systems and methods for reducing cut-offs in program recording |
| 10/11/2001 | CA2776053A1 Interactive media system and method for presenting pause-time content |
| 10/11/2001 | CA2775674A1 Interactive media system and method for presenting pause-time content |
| 10/11/2001 | CA2403662A1 System and method for local meta data insertion |
| 10/11/2001 | CA2403388A1 Systems and methods for improved audience measuring |
| 10/11/2001 | CA2403240A1 Interactive media system and method for presenting pause-time content |
| 10/11/2001 | CA2401378A1 Personal video recording system with home surveillance feed |
| 10/10/2001 | EP1143741A2 Data transmission system using at cellular phones |
| 10/10/2001 | EP1143728A2 Interactive special events video signal navigation system |
| 10/10/2001 | EP1143717A2 Display interface comprising a channel matrix |
| 10/10/2001 | EP1143644A2 Optical receiver, optical transmitter and optical communication system |
| 10/10/2001 | EP1143637A2 Apparatus and method for information providing and delivering |
| 10/10/2001 | EP1143438A1 Signal record media |
| 10/10/2001 | EP1142346A1 Encoding auxiliary information with frame-based encoded audio information |
| 10/10/2001 | EP1142339A1 A method and apparatus for providing on-demand electronic advertising |
| 10/10/2001 | EP1142333A1 System and method for directed advertising |
| 10/10/2001 | EP1142331A1 Mobile radio terminal |
| 10/10/2001 | EP1142330A1 A method and a system relating to digital television and broadcasting |
| 10/10/2001 | EP1142326A1 A method and apparatus for providing electronic coupons |
| 10/10/2001 | EP1142321A1 Method of data display for electronic program guides |
| 10/10/2001 | EP1142318A1 Digital television (dtv) including a smart electronic program guide (epg) and operating methods therefor |
| 10/10/2001 | EP1142309A1 Method and apparatus for operating system downloads in a set-top box environment |
| 10/10/2001 | EP1142308A1 Method and apparatus for providing reliable graphic memory operations in a set-top box environment |
| 10/10/2001 | EP1142306A1 A stream device management system for multimedia clients in a broadcast network architecture |
| 10/10/2001 | EP1142173A2 A broadcast data access system for multimedia clients in a broadcast network architecture |
| 10/10/2001 | EP1004206B1 Graphic scene animation signal, corresponding method and device |
| 10/10/2001 | EP0872096A4 Apparatus for demodulating and decoding video signals |
| 10/10/2001 | EP0804855B1 Modem with automatic callback provisions |
| 10/10/2001 | EP0758509B1 Method and apparatus for preventing overflow and underflow of an encoder buffer in a video compression system |
| 10/10/2001 | EP0634034B1 Method of operating a disk storage system |