Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 7 - Television systems
Patents for H04N 7 - Television systems (274,023)
11/1991
11/21/1991EP0457414A1 Object detection device in an image sequence
11/21/1991EP0457362A1 Vector quantizer
11/21/1991EP0457053A2 A video intercommunication system
11/21/1991EP0456910A1 Inspection of container finish
11/21/1991EP0456906A2 Method for evaluating the contents of an intermediate picture for every two following monitor pictures
11/21/1991EP0456805A1 Dual processor image compressor/expander
11/21/1991EP0456804A1 Method for compressing images by self-organization of a neuronal network
11/21/1991EP0290559B1 Video display system
11/19/1991US5067133 Error-correction of stored television signals
11/19/1991US5067020 Dual sensor film scanner having coupled optics and a video viewfinder
11/19/1991US5067018 Frequency-division multiplexing arrangement for preventing interference between a main television signal and a helper signal thereof
11/19/1991US5067017 Compatible and spectrum efficient high definition television
11/19/1991US5067015 Method of processing video image data for use in the storage or transmission of moving digital images
11/19/1991US5067014 Three-frame technique for analyzing two motions in successive image frames dynamically
11/19/1991US5067011 Method and apparatus for demodulating chrominance signals using a training signal in place of a color burst signal
11/19/1991US5067010 Color video signal processing device with encoding and compression
11/19/1991CA1292320C Pattern processing
11/15/1991CA2040918A1 Inspection of container finish
11/14/1991WO1991017630A1 An improved pay-tv-system
11/14/1991WO1991017629A1 Method of processing image data for transmission, and use of this process
11/14/1991WO1991015084A3 Television receiver/decoder
11/14/1991DE4015020A1 Conversion circuit for TV signals - has image memory buffer with control circuit control
11/13/1991EP0456489A2 Image high-frequency component multiplex transmission apparatus and receiving apparatus
11/13/1991EP0456433A2 Methods of recording coded motion picture data
11/13/1991EP0456394A2 Video memory array having random and serial ports
11/13/1991EP0456324A1 Device for indicating the polarity of a video signal
11/13/1991EP0456248A2 Video phone
11/13/1991EP0456126A1 Method and apparatus for the optical control of the quality of needles of a knitting machine
11/13/1991EP0455986A2 Method and apparatus for forming energy subtraction images
11/13/1991CN1056211A Multi-functional tv system
11/13/1991CN1056204A Parts efficient memory based functional circuit having selectable transfer characteristics
11/12/1991WO1991018478A1 A hierarchical encoding method and apparatus employing background references for efficiently communicating image sequences
11/12/1991WO1991018477A1 A hierarchical entropy coded lattice threshold quantization encoding method and apparatus for image and video compression
11/12/1991US5065447 Method and apparatus for processing digital data
11/12/1991US5065443 Image processor with illumination variation compensation
11/12/1991US5065340 Coherent gate vesta energy processor
11/12/1991US5065246 Focusing system and image input apparatus having automatic focusing system which uses digital processing
11/12/1991US5065243 Multi-screen high-definition television receiver
11/12/1991US5065238 Geometric distortion-free image intensifier system
11/12/1991US5065235 CATV terminal unit including memory for storing remote control codes relating to an external apparatus
11/12/1991US5065151 Video switch exchange with blackout time control
11/12/1991CA2082641A1 Hierarchical entropy coded lattice threshold quantization encoding method and apparatus for image and video compression
11/12/1991CA2082640A1 Hierarchical encoding method and apparatus employing background references for efficiently communicating image sequences
11/12/1991CA1292056C Video signal scrambling system
11/06/1991EP0455524A1 Illumination and display system for vehicles
11/06/1991EP0455434A2 Noise reducers
11/06/1991EP0455426A2 Circuit having selectable transfer characteristics
11/06/1991EP0455405A2 A method and apparatus for scrambling/descrambling a video signal
11/06/1991EP0454955A1 Sampling clock generating circuit
11/06/1991EP0454927A2 A coding system for video signals
11/06/1991EP0232417B1 Process for correcting transmission errors
11/05/1991US5063608 Adaptive zonal coder
11/05/1991US5063594 Video signal scrambling system
11/05/1991US5063587 Transmission system for still-picture tv telephone
11/05/1991US5063524 Method for estimating the motion of at least one target in a sequence of images and device to implement this method
11/05/1991US5063446 Apparatus for transmitting auxiliary signal in a TV channel
11/05/1991US5063445 Multiple sub-sampling transmitting/receiving system performing interfield and interframe offset sub-sampling of a broad bandwidth television signal
11/05/1991US5063444 High definition television arrangement with signal selections adapted to the available transmission capacity
11/05/1991US5063440 Still/moving picture selection control circuit for video phone system
11/05/1991CA1291823C High efficiency technique for coding a digital video signal
11/05/1991CA1291816C Method of and apparatus for recording and/or reproducing a picture signal and an associated audio signal in/from a record carrier and record carrier obtained by means of the method
11/05/1991CA1291810C Method and apparatus for recombining a main panel component with an augmentation panel component to create a wide aspect ratio television display
11/03/1991CA2034418A1 Embedded coding system for video signals
10/1991
10/31/1991WO1991016793A1 Process and device for image signal recording or reproduction
10/31/1991WO1991016789A1 Device for picking up image and for processing digital signal
10/31/1991WO1991016788A1 Method and apparatus for inserting a visible image over video programmed material
10/31/1991WO1991016768A1 Receiver for satellite reception
10/31/1991DE4013842A1 Verfahren zur aufbereitung von bilddaten fuer uebertragungszwecke sowie anwendung Process for the preparation of image data for uebertragungszwecke and application
10/30/1991EP0454556A1 Procedure and device for scrambling-descrambling of digital image data
10/30/1991EP0454514A1 Method and apparatus for coding television pictures by selecton between a plurality of coding paths
10/30/1991EP0454483A2 Movement vector detection device
10/30/1991EP0454245A2 Image display and pick-up apparatus
10/30/1991EP0454244A2 Image display and pick-up apparatus
10/30/1991EP0454234A2 Processing picture signals
10/30/1991EP0454116A2 Television signal converting apparatus
10/30/1991EP0454115A2 Television signal converting apparatus
10/30/1991EP0453977A2 Method and process for optical inspection of test objects
10/30/1991EP0453880A2 Method for optically inspecting of test objects
10/30/1991EP0453828A2 Improved data compression system and method
10/30/1991EP0453827A2 Improved data decompression system and method
10/30/1991EP0453558A1 A high speed interpolation filter for television standards conversion.
10/30/1991EP0453552A1 Digital compression method and system with improved coding efficiency
10/30/1991EP0438417A4 Inspection of container finish
10/30/1991EP0318507A4 Method and apparatus for communication of video, audio, teletext, and data to groups of decoders in a communication system
10/30/1991CN1055849A Display locked timing signal video processing
10/29/1991US5062136 Telecommunications system and method
10/29/1991US5061999 Multiplex signal processing apparatus
10/29/1991US5061998 Arrangement for permitting multiplexing of an additional signal on an entire portion of an overscanning area of a television signal
10/29/1991US5061997 Control of visible conditions in a spatial environment
10/29/1991US5061995 Apparatus and method for selecting fiber optic bundles in a borescope
10/29/1991US5061994 Endoscope device using a display and recording system with means for monitoring the status of the recording medium
10/29/1991US5061992 Tv phone communication system and apparatus therefor
10/29/1991US5061991 Emission-reception system for the transmission of animated color pictures and sound from two independent channels
10/29/1991US5061924 Efficient vector codebook
10/29/1991CA1291559C Method for coding and de-coding informations and apparatus for the working thereof
10/24/1991DE4111993A1 Video camera for viewing road - has separate wide angle and telephoto objective lenses extending parallel
10/24/1991DE4012846A1 Video camera control preventing overflow of coder buffer memory - uses switches, amplifiers, sample-and-hold circuits, AND=gate and time to hold camera parameters constant
10/24/1991DE4012657A1 Satellite reception dish - has distribution cable with respective outputs for each carrier frequency
10/24/1991DE4012344A1 TV signal recording system coping with letter-box format - uses notch filter adjusted via code mode for additional signals
10/23/1991EP0453281A2 Still image transmission
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