| Patents for H04N 7 - Television systems (274,023) |
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| 05/20/1997 | US5631693 Method and apparatus for providing on demand services in a subscriber system |
| 05/20/1997 | US5630757 Real-time multi-user game communication system using existing cable television infrastructure |
| 05/15/1997 | WO1997017810A1 Motion vector quantizing selection system |
| 05/15/1997 | WO1997017809A1 Digital coding |
| 05/15/1997 | WO1997017808A1 Motion compensation of image sequences |
| 05/15/1997 | WO1997017807A1 Image coding method, image decoding method, maximum/minimum coding means, and maximum/minimum value decoding means |
| 05/15/1997 | WO1997017806A1 Flexible disk mode observer |
| 05/15/1997 | WO1997017801A1 Method and apparatus for video source data interpolation |
| 05/15/1997 | WO1997017799A1 Method for motion estimation |
| 05/15/1997 | WO1997017798A2 Multimedia communications with system-dependent adaptive delays |
| 05/15/1997 | WO1997017797A2 Apparatus and method for quadtree based variable block size motion estimation |
| 05/15/1997 | WO1997017775A1 Multimedia reception in a digital broadcasting system |
| 05/15/1997 | WO1997017774A1 Selective advertisement presentation |
| 05/15/1997 | WO1997017675A1 Method for selecting jpeg quantization factor |
| 05/15/1997 | WO1997017669A1 Method and format for storing and selectively retrieving image data |
| 05/15/1997 | WO1997015121A3 Method of terrestrially transmitting digital signals |
| 05/15/1997 | WO1997011539A3 Method for the common transmission of digital and analogue modulated radio broadcasting and/ or television broadcasting signals |
| 05/15/1997 | DE19542355A1 Verfahren und Vorrichtung zur Erzeugung eines Weitwinkelbildes Method and apparatus for generating a wide-angle image |
| 05/15/1997 | DE19541671A1 Petrol station region monitoring method, for individual critical points e.g. till and shop |
| 05/15/1997 | CA2236696A1 Flexible disk mode observer |
| 05/15/1997 | CA2235923A1 Method for motion estimation |
| 05/14/1997 | EP0773690A2 Method for encoding a video data stream |
| 05/14/1997 | EP0773689A1 Video data processing device comprising a buffer memory |
| 05/14/1997 | EP0773688A2 Method for motion estimation |
| 05/14/1997 | EP0773687A2 Usage management sytem |
| 05/14/1997 | EP0773686A2 Equipment for a teleconference |
| 05/14/1997 | EP0773684A2 Video down-conversion |
| 05/14/1997 | EP0773683A2 Controlling video down-conversion |
| 05/14/1997 | EP0773674A2 System providing freeze of closed captioning data |
| 05/14/1997 | EP0772940A1 Method and apparatus for compressing and analyzing video |
| 05/14/1997 | EP0772939A1 An intelligent sensor for optical wheel alignment |
| 05/14/1997 | EP0772938A1 Method and device for transmitting teletext pages |
| 05/14/1997 | EP0772937A1 Videophone communication connection and control process |
| 05/14/1997 | EP0772936A1 A controller for providing timing signals for video data |
| 05/14/1997 | EP0772927A1 Method for dynamically allocating communication channel bandwidth between competing applications |
| 05/14/1997 | EP0772857A1 Education and entertainment device with dynamic configuration and operation |
| 05/14/1997 | EP0772481A1 Apparatus and methods for controlling educational and amusement use of a television |
| 05/14/1997 | EP0719482B1 A communication network comprising a plurality of receivers with user profile dependent selection of programmes |
| 05/14/1997 | EP0660986B1 Cordless telecommunication apparatus |
| 05/14/1997 | EP0611511B1 Video signal decompression apparatus for independently compressed even and odd field data |
| 05/14/1997 | EP0553252B1 Co-channel interference reduction system for digital high definition television |
| 05/14/1997 | CN1149953A Arrangement for decoding digital video signals |
| 05/14/1997 | CN1149952A Apparatus and method for decoding video images |
| 05/14/1997 | CN1149950A Arrangement and method for transmitting and receiving video signals |
| 05/14/1997 | CN1149806A Method for reproducing video frequency data of compressed code |
| 05/14/1997 | CN1149805A Multipoint broadcast step speed control in image serivce device environment |
| 05/14/1997 | CN1149804A Method and device for providing interactive guide on information net for gaining affairs |
| 05/14/1997 | CN1149802A Image display equipment capable of moving lower part of picture |
| 05/14/1997 | CN1149796A Data communication method |
| 05/13/1997 | US5630214 Wide-band receiving apparatus with local oscillating circuit |
| 05/13/1997 | US5630204 Customer premise wireless distribution of broad band signals and two-way communication of control signals over power lines |
| 05/13/1997 | US5630186 Moving body camera |
| 05/13/1997 | US5630119 System and method for displaying program listings in an interactive electronic program guide |
| 05/13/1997 | US5630105 Multimedia system for processing a variety of images together with sound |
| 05/13/1997 | US5630104 Apparatus and method for providing multimedia data |
| 05/13/1997 | US5630101 System for communication of image information between multiple-protocol imaging devices |
| 05/13/1997 | US5630033 Adaptic threshold filter and method thereof |
| 05/13/1997 | US5630007 Client-server system with parity storage |
| 05/13/1997 | US5630006 Multi-scene recording medium and apparatus for reproducing data therefrom |
| 05/13/1997 | US5629984 System and method for data security |
| 05/13/1997 | US5629978 Service delivery using broadband |
| 05/13/1997 | US5629962 Phase locked loop circuit |
| 05/13/1997 | US5629958 Data frame structure and synchronization system for digital television signal |
| 05/13/1997 | US5629866 Audio-visual presentation system |
| 05/13/1997 | US5629803 System for a direct image transmission by spectral coding |
| 05/13/1997 | US5629780 Image data compression having minimum perceptual error |
| 05/13/1997 | US5629779 For dividing an input image signal into sub-blocks |
| 05/13/1997 | US5629778 Method and apparatus for reduction of image data compression noise |
| 05/13/1997 | US5629742 Compatible non linear pre-emphasis for composite video signals |
| 05/13/1997 | US5629741 Lateral image reversal of digital television signals |
| 05/13/1997 | US5629739 Apparatus and method for injecting an ancillary signal into a low energy density portion of a color television frequency spectrum |
| 05/13/1997 | US5629738 Apparatus for generating a detection clock for detecting digital data contained in a composite video signal and a data detector using detection clock |
| 05/13/1997 | US5629737 Method and apparatus for subband coding video signals |
| 05/13/1997 | US5629736 Coded domain picture composition for multimedia communications systems |
| 05/13/1997 | US5629733 Electronic television program guide schedule system and method with display and search of program listings by title |
| 05/13/1997 | US5629732 Viewer controllable on-demand multimedia service |
| 05/13/1997 | US5629719 Displaying image signals using horizontal and vertical comparisons |
| 05/13/1997 | US5629714 Information processing system |
| 05/09/1997 | WO1997016926A1 Method and apparatus for determining ambient conditions from an image sequence |
| 05/09/1997 | WO1997016925A1 Output switching for load levelling across multiple service areas |
| 05/09/1997 | WO1997016924A1 Time-shifted conditional access |
| 05/09/1997 | WO1997016923A1 Video signal scan conversion |
| 05/09/1997 | WO1997016921A1 Method and apparatus for generating a reference image from an image sequence |
| 05/09/1997 | WO1997016918A2 Image scanning compression method |
| 05/09/1997 | WO1997016895A1 Constant bit rate transport in a contention based medium access control |
| 05/09/1997 | CA2231391A1 Output switching for load levelling across multiple service areas |
| 05/07/1997 | EP0772366A2 A digital recording/reproducing apparatus |
| 05/07/1997 | EP0772365A2 Method and device for filtering a picture signal, and encoding/decoding using the same |
| 05/07/1997 | EP0772364A2 Image processing apparatus and method |
| 05/07/1997 | EP0772363A2 Video data compression |
| 05/07/1997 | EP0772362A2 Video data compression |
| 05/07/1997 | EP0772361A1 Process for cascading detachable conditional access modules, circuit for inserting a predefined sequence and circuit for detecting this sequence allowing the process to start |
| 05/07/1997 | EP0772360A2 Video data receiving apparatus, video data transmitting apparatus, and broadcasting system |
| 05/07/1997 | EP0772359A1 Filtering device for processing a plurality of channels in a cable television distribution system |
| 05/07/1997 | EP0772349A2 Apparatus and method of controlling driving selection of NTSC rejection filter |
| 05/07/1997 | EP0772339A2 Still picture transmission system |
| 05/07/1997 | EP0772169A2 Surveillance system for a video recording camera |
| 05/07/1997 | EP0772168A2 Infrared surveillance system with controlled video recording |
| 05/07/1997 | EP0772159A1 Memory sharing in a MPEG decoder |
| 05/07/1997 | EP0772129A2 Computer |