| Patents for H04N 21 - Selective content distribution, e.g. interactive television, vod [video on demand] (56,445) |
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| 09/12/1996 | CA2214650A1 Interactive system for a closed cable network including an internet gateway and linked services |
| 09/11/1996 | EP0730802A1 System and method for simultaneously authorizing multiple virtual channels |
| 09/11/1996 | EP0716795A4 Apparatus and method for an on demand data delivery system for the preview, selection, retrieval and reproduction at a remote location of previously recorded or programmed materials |
| 09/11/1996 | EP0700568A4 Synchronizing digital audio to digital video |
| 09/10/1996 | US5555308 Encryption of signals to insure viewership of commercials |
| 09/10/1996 | US5555118 Method for removing and inserting optical carriers in a WDM optical communication system |
| 09/10/1996 | US5555015 Communication system for a cable television system |
| 09/06/1996 | WO1996027155A2 Systems and methods for secure transaction management and electronic rights protection |
| 09/06/1996 | WO1996020575A3 Buffer management in variable bit-rate compression systems |
| 09/06/1996 | WO1996020568A3 Buffering for digital video signal encoders using joint bit-rate control |
| 09/06/1996 | CA2683230A1 Systems and methods for secure transaction management and electronic rights protection |
| 09/04/1996 | EP0730380A1 Data output device and data output method |
| 09/04/1996 | CN1130327A Communication control device and method for TV receiver |
| 09/03/1996 | USH1589 Combined video and text data distribution system |
| 09/03/1996 | US5553222 Multimedia synchronization system |
| 09/03/1996 | US5553221 System and method for enabling the creation of personalized movie presentations and personalized movie collections |
| 09/03/1996 | US5553064 High speed bidirectional digital cable transmission system |
| 09/03/1996 | US5552837 Remote controller for scanning data and controlling a video system |
| 09/03/1996 | US5552806 In a communications device |
| 08/29/1996 | WO1996026611A1 Wide angle interactive viewing of broadcast program |
| 08/29/1996 | WO1996026608A2 System for transmitting a plurality of video programs simultaneously through a transmission channel |
| 08/29/1996 | WO1996026605A1 Stored program pay-per-play |
| 08/29/1996 | WO1996026596A1 Method, rate controller, and system for preventing overflow and underflow of a decoder buffer |
| 08/29/1996 | WO1996026595A1 Method and apparatus for preventing overflow and underflow of an encoder buffer in a video compression system |
| 08/29/1996 | WO1996026491A1 Multi-media server |
| 08/28/1996 | EP0728398A1 Interactive information services control system |
| 08/27/1996 | US5550847 Device and method of signal loss recovery for realtime and/or interactive communications |
| 08/27/1996 | US5550825 Headend processing for a digital transmission system |
| 08/27/1996 | US5550593 Multiplex communication system using separated and multiplexed data |
| 08/27/1996 | US5550590 Bit rate controller for multiplexer of encoded video |
| 08/27/1996 | US5550589 Method of adaptively multiplexing a plurality of video channel data using channel data assignment information obtained from a look-up table |
| 08/27/1996 | US5550581 Low bit rate audio-visual communication system having integrated perceptual speech and video coding |
| 08/27/1996 | US5550580 Low bit rate audio-visual communication system having integrated perceptual speech and video coding |
| 08/27/1996 | US5550576 Method and apparatus for merging television program schedule information received from multiple television schedule information sources |
| 08/27/1996 | US5550575 Viewer discretion television program control system |
| 08/21/1996 | EP0727909A2 Interface for audio/video subscriber equipment and telecommunications line |
| 08/20/1996 | US5548532 Apparatus and method for formulating an interactive TV signal |
| 08/20/1996 | US5548346 Apparatus for integrally controlling audio and video signals in real time and multi-site communication control method |
| 08/20/1996 | US5548345 Video viewing censoring supervision system |
| 08/20/1996 | US5548338 Compression of an electronic programming guide |
| 08/20/1996 | US5548322 Low bit rate audio-visual communication system having integrated preceptual speech and video coding |
| 08/14/1996 | EP0726574A2 Apparatus and method for recording and reproducing data |
| 08/14/1996 | EP0726016A1 System and method for disk software publishers to control disk distribution |
| 08/13/1996 | US5546324 Video teleconferencing for networked workstations |
| 08/08/1996 | WO1996024222A1 Video signal processing |
| 08/08/1996 | CA2210809A1 Video signal processing |
| 08/07/1996 | EP0725541A2 Image information encoding/decoding system |
| 08/07/1996 | EP0725506A2 Apparatus and method for segmentation and time synchronization of the transmission of multimedia data |
| 08/07/1996 | EP0724794A1 Error detection and correction apparatus for an asynchronous transfer mode (atm) network device |
| 08/07/1996 | CN1128595A Method and apparatus for uniquely encrypting a plurality of services at a transmission site |
| 08/06/1996 | US5544161 ATM packet demultiplexer for use in full service network having distributed architecture |
| 08/06/1996 | US5543851 Method and apparatus for translating closed caption data |
| 07/31/1996 | EP0723732A1 Signal processing system |
| 07/30/1996 | US5541919 Multimedia multiplexing device and method using dynamic packet segmentation |
| 07/30/1996 | US5541852 Device, method and system for variable bit-rate packet video communications |
| 07/30/1996 | US5541757 Optical fiber cable service system provided with video on demand service |
| 07/30/1996 | US5541662 Method for providing a video display image |
| 07/25/1996 | WO1996007267A3 System for processing a video signal via series-connected high speed signal processing smart cards |
| 07/24/1996 | EP0723376A2 Data multiplexing and/or demultiplexing and data recording media |
| 07/24/1996 | EP0723372A2 Data receiving-processing apparatus and method, and broadcasting method |
| 07/23/1996 | US5539822 System and method for subscriber interactivity in a television system |
| 07/23/1996 | US5539470 Image processing apparatus |
| 07/23/1996 | US5539451 Method and apparatus for channel spinning off a channel |
| 07/18/1996 | WO1996021990A2 Information system having a speech interface |
| 07/16/1996 | US5537473 Video recorder system |
| 07/16/1996 | US5537446 Smoothing delay-sensitive traffic offered to asynchronous transfer mode networks |
| 07/16/1996 | US5537408 apparatus and method for segmentation and time synchronization of the transmission of multimedia data |
| 07/16/1996 | US5537292 Plug in expansion card for a subscriber terminal |
| 07/16/1996 | US5537152 Television receiver for displaying registered broadcast channels in display segements and a channel selector having similar segments |
| 07/16/1996 | US5537150 Image processing apparatus and image communicating apparatus |
| 07/16/1996 | US5537148 Video and audio data demultiplexer having controlled synchronizing signal |
| 07/16/1996 | US5537143 Interactive communication system |
| 07/16/1996 | US5537141 Distance learning system providing individual television participation, audio responses and memory for every student |
| 07/11/1996 | WO1996021320A1 Modem with automatic callback provisions |
| 07/11/1996 | WO1996021319A1 Video viewing supervision system |
| 07/10/1996 | CN1126535A System for multiplexed transmission of compressed video and auxiliary data |
| 07/10/1996 | CN1126405A Variable bit rate audio information transmitting apparatus, and method therefor |
| 07/10/1996 | CN1126339A Video data bus communication system and method |
| 07/09/1996 | US5534937 Minimum-delay jitter smoothing device and method for packet video communications |
| 07/09/1996 | US5534912 Extended range video on demand distribution system |
| 07/09/1996 | US5534911 Virtual personal channel in a television system |
| 07/04/1996 | WO1996020575A2 Buffer management in variable bit-rate compression systems |
| 07/04/1996 | WO1996020568A2 Buffering for digital video signal encoders using joint bit-rate control |
| 07/04/1996 | WO1996020567A1 Memory controller for decoding and displaying compressed video data |
| 07/04/1996 | WO1996020557A1 Picture information encoding/decoding system |
| 07/03/1996 | EP0720369A2 Real-time edit control for video program material |
| 07/03/1996 | EP0720368A1 Method and apparatus for channel spinning off a channel |
| 07/03/1996 | EP0720347A2 Image information encoding/decoding system |
| 07/02/1996 | US5533021 Apparatus and method for segmentation and time synchronization of the transmission of multimedia data |
| 07/02/1996 | US5532748 Hybrid analog/digital television transmission system |
| 06/27/1996 | WO1996019882A1 Multimedia multiplexing device and method using dynamic packet segmentation |
| 06/26/1996 | EP0718840A2 Data recording medium and apparatus |
| 06/26/1996 | EP0717908A1 A system for local processing/accessing and representation of large volumes of data |
| 06/26/1996 | EP0717892A1 Real-time audio packet layer encoder |
| 06/20/1996 | WO1996019081A1 Digital video programme multiplexing device |
| 06/20/1996 | WO1996019077A1 Subtitling transmission system |
| 06/20/1996 | WO1996019076A1 Synchronization method and appartus for playback system |
| 06/20/1996 | WO1996018956A1 Apparatus and method for video decoding |
| 06/20/1996 | CA2208432A1 Digital video programme multiplexing device |
| 06/20/1996 | CA2205960A1 Apparatus and method for video decoding |