| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 07/04/2002 | WO2001063806A3 Method and system for transmission of content description information and connection information in digital broadcast networks |
| 07/04/2002 | WO2000070867A9 Download system for consumer electronic devices |
| 07/04/2002 | WO2000068840A9 Architecture and application programming interfaces for java-enabled mpeg-4 (mpeg-j) systems |
| 07/04/2002 | US20020088007 Digital broadcasting system, digital broadcasting apparatus, and receiver apparatus for digital broadcasts |
| 07/04/2002 | US20020088002 Transmission of camera image to remote display device |
| 07/04/2002 | US20020088001 Quote and information system |
| 07/04/2002 | US20020087999 Scalable filtering table |
| 07/04/2002 | US20020087992 Method and apparatus for bi-directional data services and live television programming to mobile platforms |
| 07/04/2002 | US20020087989 Recording arrangement for the error-tolerant recording of an information signal |
| 07/04/2002 | US20020087988 Interactive TV contextual content surfing using inter-channel hyperlinking: systems, methods & program products |
| 07/04/2002 | US20020087982 Electronic program guide with rapid time advancement feature |
| 07/04/2002 | US20020087980 Grouping advertisement subavails |
| 07/04/2002 | US20020087978 System and method of selective advertising on a TV channel |
| 07/04/2002 | US20020087977 System and method for broadcasting advertisements |
| 07/04/2002 | US20020087976 System and method for distributing video with targeted advertising using switched communication networks |
| 07/04/2002 | US20020087974 System and method of providing relevant interactive content to a broadcast display |
| 07/04/2002 | US20020087973 Inserting local signals during MPEG channel changes |
| 07/04/2002 | US20020087972 Squeezable rebroadcast files |
| 07/04/2002 | US20020087971 Communication protocol for content on demand system with callback time |
| 07/04/2002 | US20020087969 Interactive TV audience estimation and program rating in real-time using multi level tracking methods, systems and program products |
| 07/04/2002 | US20020087968 Set-top box with credit card reader and method of activation/authentication |
| 07/04/2002 | US20020087746 Media manager for controlling autonomous media devices within a network environment and managing the flow and format of data between the devices |
| 07/04/2002 | US20020087680 Proactive service request management and measurement |
| 07/04/2002 | US20020087569 Method and system for the automatic generation of multi-lingual synchronized sub-titles for audiovisual data |
| 07/04/2002 | US20020087403 Statistical metering and filtering of content via pixel-based metadata |
| 07/04/2002 | US20020086734 Set-top box storage of games for games for game console |
| 07/04/2002 | US20020085734 Methods and apparatus for securely transmitting and processing digital image data |
| 07/04/2002 | US20020085714 Contents recording apparatus, recording medium, contents reproducing apparatus, contents transmission method, transmission medium, and contents reception method |
| 07/04/2002 | US20020085713 Digital media delivery with local cache and streaming tokens |
| 07/04/2002 | US20020085648 Multi-standard channel decoder for real-time digital broadcast reception |
| 07/04/2002 | US20020085637 Providing error resilience and concealment for video data |
| 07/04/2002 | US20020085128 Remote control device with event notifier |
| 07/04/2002 | US20020085090 Method and apparatus for generation of a preferred broadcasted programs list |
| 07/04/2002 | US20020085042 User friendly remote system interface with menu highlighting |
| 07/04/2002 | US20020085031 Method and system for providing a user profile |
| 07/04/2002 | US20020085024 Interactive video programming methods |
| 07/04/2002 | US20020085023 Display of ancillary data on local network appliance |
| 07/04/2002 | US20020084909 Remote control device with smart card capability |
| 07/04/2002 | CA2432930A1 Data stream control system for selectively storing selected data packets from incoming transport stream |
| 07/03/2002 | EP1220594A1 Electrical apparatus comprising shield and transmission means with signal filtering across the shield |
| 07/03/2002 | EP1220543A2 Information processing apparatus, log accumulation control device, contents delivery control device, and contents delivery system using these |
| 07/03/2002 | EP1220542A1 System and method for distributing video with targeted advertising using switched communication networks |
| 07/03/2002 | EP1220217A2 Data reproduction system, data recorder and data reader preventing fraudulent usage by monitoring reproducible time limit |
| 07/03/2002 | EP1220173A1 System and method for the secure distribution of digital content in a sharing network |
| 07/03/2002 | EP1219111A1 Download system for consumer electronic devices |
| 07/03/2002 | EP1219069A2 System and method for tuning to an in-band channel and for identification via return-path |
| 07/03/2002 | EP1218874A1 Method of using buttons associated with a display to access and execute associated functions |
| 07/03/2002 | EP1218832A1 Allocating access across shared communications medium |
| 07/03/2002 | EP0756789B1 Complexity determining apparatus |
| 07/03/2002 | EP0699368B1 An encoder buffer having an effective size which varies automatically with the channel bit-rate |
| 07/03/2002 | CN1357200A Multi-channel MPEG video transcoder using multiple programmable processors |
| 07/03/2002 | CN1357199A 数据广播系统 Data broadcasting system |
| 07/03/2002 | CN1356639A Providing QoS for disk I/O sub-system with both expiration date and priority |
| 07/03/2002 | CN1087121C Record telephone message/number identifying method and appts. using television set |
| 07/02/2002 | US6415438 Trigger having a time attribute |
| 07/02/2002 | US6415437 Method and apparatus for combining video sequences with an interactive program guide |
| 07/02/2002 | US6415326 Timeline correlation between multiple timeline-altered media streams |
| 07/02/2002 | US6415257 System for identifying and adapting a TV-user profile by means of speech technology |
| 07/02/2002 | US6414998 Method and apparatus for inserting an image material |
| 07/02/2002 | US6414971 System and method for delivering data packets in an electronic interconnect |
| 07/02/2002 | US6414726 Device for identifying packets of digital data and a receiver for digital television signals equipped with such a device |
| 07/02/2002 | US6414725 Method and apparatus for synchronized multiple format data storage |
| 07/02/2002 | US6414720 Digital broadcasting system using virtual channels |
| 07/02/2002 | CA2155888C Real-time edit control for video program material |
| 06/27/2002 | WO2002051155A1 Webcasting method and system for time-based synchronization ofmultiple, independent media streams |
| 06/27/2002 | WO2002051153A2 System and method for sending out-of-band service information to a host service |
| 06/27/2002 | WO2002051152A1 System, method and apparatus for capturing, recording, transmitting and displaying dynamic sessions |
| 06/27/2002 | WO2002051149A1 Delivering video over an atm/dsl network using a multi-layered video coding system |
| 06/27/2002 | WO2002051147A1 Methods and apparatus for re-encoding a high definition television signal to create a standard definition television signal |
| 06/27/2002 | WO2002051141A2 Dedicated channel for displaying programs |
| 06/27/2002 | WO2002051140A2 Apparatus and method of program classification using observed cues in the transcript information |
| 06/27/2002 | WO2002051139A2 System and method for providing a multimedia summary of a video program |
| 06/27/2002 | WO2002051138A2 System and method for accessing a multimedia summary of a video program |
| 06/27/2002 | WO2002051131A2 Accessing meta information triggers automatic buffering |
| 06/27/2002 | WO2002051047A2 Method and apparatus for efficiently accessing sequentially broadcast data |
| 06/27/2002 | WO2002050787A1 Improvements in and relating to the distribution of content |
| 06/27/2002 | WO2002033956A3 Image printing order receiving system and method |
| 06/27/2002 | WO2001093580A3 Authentication and authorization epochs |
| 06/27/2002 | WO2001084501A3 Method for interactive multi-user sustomizable web data retrieval and rendering |
| 06/27/2002 | WO2001046818A9 Personal video channel system |
| 06/27/2002 | WO2001045418A9 Hardware filtering of input packet identifiers for an mpeg re-multiplexer |
| 06/27/2002 | WO2000064170A9 Improved data structure and methods for providing an interactive program guide |
| 06/27/2002 | US20020083473 System and method for accessing a multimedia summary of a video program |
| 06/27/2002 | US20020083472 Information providing system, information terminal device, information server device and information providing method |
| 06/27/2002 | US20020083471 System and method for providing a multimedia summary of a video program |
| 06/27/2002 | US20020083470 System and method for sending out-of-band service information to a host device |
| 06/27/2002 | US20020083469 Embedding re-usable object-based product information in audiovisual programs for non-intrusive, viewer driven usage |
| 06/27/2002 | US20020083463 Method and system for presenting a video stream of a video streaming device |
| 06/27/2002 | US20020083460 Transmission and receipt of time-converging multi-media streams |
| 06/27/2002 | US20020083459 Content processing apparatus, content processing method, and storage medium |
| 06/27/2002 | US20020083456 Method and system for pricing a programming event viewed by subscriber group |
| 06/27/2002 | US20020083455 Internet downloaded programmable recording device |
| 06/27/2002 | US20020083454 On-demand method and system for entertaining a user |
| 06/27/2002 | US20020083453 System and method for selecting language of on-screen displays and audio programs |
| 06/27/2002 | US20020083452 Method and system for inserting a new channel into a list of preferred channels |
| 06/27/2002 | US20020083451 User-friendly electronic program guide based on subscriber characterizations |
| 06/27/2002 | US20020083450 Method and system for content-based broadcasted program selection |
| 06/27/2002 | US20020083448 Dedicated channel for displaying programs |
| 06/27/2002 | US20020083447 Television services |
| 06/27/2002 | US20020083446 Method and apparatus for providing additional information to a selective call device about a broadcast |