Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 7 - Television systems
Patents for H04N 7 - Television systems (274,023)
11/1990
11/15/1990WO1990013969A1 Signal-processing system
11/14/1990EP0397478A2 Method for masking picture reinforcement signals carried within the vertical interval
11/14/1990EP0397402A2 Moving image signal encoding- and decoding apparatus
11/14/1990EP0397206A2 Adaptive interframe prediction coded video communications system
11/14/1990EP0397180A2 Multiprocessor type time varying image encoding system and image processor
11/14/1990EP0396846A1 Improved device for DCT encoding of digital video signals
11/14/1990EP0396746A1 Picture receiver controller
11/13/1990US4970716 Protocol integrating videotex communication system
11/13/1990US4970663 Method and apparatus for manipulating digital video data
11/13/1990US4970636 For use in a graphics display system
11/13/1990US4970597 Method to image high speed events using a standard video camera
11/13/1990US4970592 Horizontal synchronization, clock synchronization, D.C. restoration and gain control scheme for an analog TV system
11/13/1990US4970591 Control of an encoding parameter according to a ratio of a moving picture area in each frame
11/13/1990US4970590 System and device for package multiplexing in transmission of many data flows generated by a sole algorithm
11/13/1990US4970589 Head mounted video display and remote camera system
11/13/1990US4970588 Image processor
11/13/1990CA1276288C Restricted access television transmission system
11/13/1990CA1276287C Jamming signal scrambling and descrambling systems for catv
11/10/1990WO1990013964A1 Electronic still camera utilizing image compression and digital storage
11/08/1990DE3914697A1 Transmission of teletext data - having data organised as main page data ans as expansion page data
11/08/1990DE3914550A1 Signalverarbeitungssystem Signal processing system
11/07/1990EP0396517A1 Method of convoluting digital images
11/07/1990EP0396469A1 Apparatus for the extraction of recursive digital information having a specific structure, from a television signal
11/07/1990EP0396368A2 Perceptually-adapted image coding system
11/07/1990EP0396360A2 Apparatus for inter-frame predictive encoding of video signal
11/07/1990EP0396285A2 Recording/reproducing compressed data on a rotatable record medium
11/07/1990EP0396229A2 Spatial interpolation of digital video signals
11/07/1990EP0396186A1 Data distribution system for distributing data via information free zones in a television signal to be transmitted by a transmitter
11/07/1990EP0396062A2 Television system for the interactive distribution of selectable video presentations
11/07/1990EP0395709A1 Modified statistical coding of digital signals.
11/07/1990CN1046827A Television system using plural transmission channels
11/07/1990CN1046826A Ott-premises cable television channel interdiction method and apparatus
11/06/1990US4969209 Broadcast receiver capable of selecting stations based upon geographical location and program format
11/06/1990US4969204 Hybrid residual-based hierarchical storage and display method for high resolution digital images in a multiuse environment
11/06/1990US4969055 Method for recording and/or reproducing digitally coded signals with interframe and interframe coding
11/06/1990US4969042 Method and system for transmitting image data
11/06/1990US4969041 Embedment of data in a video signal
11/06/1990US4969040 Apparatus and method for differential sub-band coding of video signals
11/06/1990US4969039 Image processing system operable in cooperation with a recording medium
11/04/1990WO1990013974A1 Television signal detection apparatus
11/04/1990WO1990013972A1 Video selection and distribution system
11/04/1990WO1990013970A1 Process and device for transmitting teletext data
11/04/1990CA2054770A1 Process and device for transmitting teletext data
11/04/1990CA2049988A1 Signal-processing system
11/01/1990WO1990013207A1 Terminal authorization method
11/01/1990WO1990013204A1 Interactive television terminal with programmable background audio or video
11/01/1990WO1990013203A1 Television transmission system with auxiliary signals
11/01/1990WO1990013194A1 Terminal polling method
11/01/1990WO1990013100A1 Interactive room status/time informaton system
11/01/1990WO1990013088A1 Cable television transaction terminal
11/01/1990WO1990013086A1 Storage control method and apparatus for an interactive television terminal
11/01/1990CA2015392A1 Scrambler with self calibration
10/1990
10/31/1990EP0395507A1 Transmission and reception system for the transmission of moving colour pictures and sound through independent channels
10/31/1990EP0395440A2 Apparatus for adaptive interframe predictive encoding of video signal
10/31/1990EP0395429A2 Image display apparatus
10/31/1990EP0395378A2 Television signal processor
10/31/1990EP0395337A1 Digital video signal transmission system
10/31/1990EP0395293A1 Motion estimator
10/31/1990EP0395276A2 Video signal to photographic film conversion
10/31/1990EP0395275A2 Motion dependent video signal processing
10/31/1990EP0395274A2 Motion dependent video signal processing
10/31/1990EP0395273A2 Motion dependent video signal processing
10/31/1990EP0395272A2 Motion dependent video signal processing
10/31/1990EP0395271A2 Motion dependent video signal processing
10/31/1990EP0395270A2 Motion dependent video signal processing
10/31/1990EP0395269A2 Motion dependent video signal processing
10/31/1990EP0395268A2 Motion dependent video signal processing
10/31/1990EP0395267A2 Motion dependent video signal processing
10/31/1990EP0395266A2 Motion dependent video signal processing
10/31/1990EP0395265A2 Motion dependent video signal processing
10/31/1990EP0395264A2 Motion dependent video signal processing
10/31/1990EP0395263A2 Motion dependent video signal processing
10/31/1990EP0395150A1 Method and structure for data compression
10/31/1990EP0395058A2 Method for automatically controlling optimal tuning point for receiving teletext
10/31/1990EP0394862A2 Teletex decoder with memory for teletext pages and numbers of pages
10/31/1990EP0394772A2 Television transmission system by optical cable
10/31/1990EP0394728A2 Optical communication system for the subscriber connection area
10/31/1990EP0394606A2 Cyclic video region transmission for videoconferencing systems
10/31/1990EP0394493A1 Audio signal demodulation circuit
10/31/1990EP0394491A1 Voice signal demodulation circuit
10/31/1990EP0394490A1 Audio signal demodulation circuit
10/31/1990EP0394486A1 Television receiver
10/31/1990EP0216790B1 Receiver for television broadcast by cable with a gate circuit
10/31/1990EP0210981B1 Imaging of hot infrared emitting surfaces obscured by particulate fume and hot gases
10/31/1990EP0152479B1 Method and device for two-dimensional facsimile coding
10/31/1990EP0049280B1 A television communication arrangement for transmitting data signals
10/31/1990DE3914267A1 Signalverarbeitungssystem fuer digitalsignale A signal processing system for digital signals
10/31/1990CN1010270B Duobinary encoded signal decoder
10/30/1990US4967276 Video signal mixing device for infrared/visible integrated imaging
10/30/1990US4967273 Television program transmission verification method and apparatus
10/30/1990US4967270 Lidar system incorporating multiple cameras for obtaining a plurality of subimages
10/30/1990US4967263 Widescreen television signal processor system with interpolator for reducing artifacts
10/30/1990CA1275728C Night vision system
10/30/1990CA1275727C System for processing a scrambled video signal
10/30/1990CA1275707C Descrambling apparatus which produces a descrambling control pulse
10/29/1990WO1990013876A1 Method and apparatus for manipulating digital video data
10/29/1990CA2054749A1 Method and apparatus for manipulating digital video data
10/28/1990CA2015652A1 Television signal processor
10/28/1990CA2015394A1 Scan converter for a high definition television system
10/28/1990CA2011507A1 Parallel image filtering using convolution
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