Patents
Patents for H04N 9 - Details of colour television systems (80,494)
05/1991
05/21/1991US5017841 FM demodulator
05/21/1991US5017832 Magnetic cancelling apparatus for color cathode-ray tube
05/21/1991US5016984 Liquid crystal motion picture projector with memory
05/18/1991CA2029555A1 Adaptive multistandard video comb filter
05/18/1991CA2029554A1 Adaptive multistandard video comb filter
05/16/1991WO1991007061A2 A hierarchical storage and display method for high resolution digital images in a multiuse environment
05/16/1991WO1991007060A1 Process and circuit for producing a delay
05/16/1991WO1991007058A1 Grid-correction device for a tv set
05/16/1991WO1991007057A1 Grid-correction device for a tv set
05/16/1991WO1991007051A1 Circuit for the cut off regulation in a television receiver
05/16/1991WO1991007048A2 Device for automatically adjusting a deflection grid on a picture area
05/16/1991WO1991006889A1 Light control devices with liquid crystals
05/16/1991WO1991006613A1 Temperature compensation of liquid-crystal parameters
05/16/1991WO1991005442A3 Mechanism for eliminating colored shadow/highlight errors in scanned color image
05/15/1991EP0427564A2 Video signal processing
05/15/1991EP0427436A2 Registration and contour correction circuit and method for solid-state camera
05/15/1991EP0427400A2 Video signal processing for a camera device
05/15/1991EP0427233A2 Magnetic tape recording apparatus
05/15/1991CN1051477A Control of brightness level adapted to control of picture
05/15/1991CN1051476A Method for generation of delay as well as circuit for execution of method
05/15/1991CN1051475A Unique modulation television
05/14/1991US5016263 Sample-hold circuit with outputs taken between gates of dynamic shift register to avoid skew from unequal interstage connection lengths
05/14/1991US5016113 Apparatus for reproducing and processing picture information including graphic codes from a recording medium
05/14/1991US5016112 Combined video recorder and camera with superimposition of video and data
05/14/1991US5016111 Television signal recording/reproducing apparatus of color-under recording type
05/14/1991US5016106 Image signal processing circuit for producing multiple pictures on a common display screen
05/14/1991US5016103 Spatial scan converter with vertical detail enhancement
05/14/1991US5016095 Digital convergence for television receiver
05/14/1991US5016094 White balance correction apparatus
05/14/1991US5016093 Video camera system with white balance adjustment
05/14/1991US5016092 Control circuitry for an adaptive multistandard video comb filter
05/14/1991US5016091 Automatic optical filter displacing circuit
05/14/1991US5015915 Method of compensating for the earth's magnetic field in a picture tube
05/14/1991CA2013575A1 High resolution translation of images
05/14/1991CA1284239C Device for and method of subtraction imaging with reduction of motionartefacts
05/14/1991CA1284226C Collission detection system for video system
05/14/1991CA1284219C System and method for improving chrominance in video disc storage system
05/14/1991CA1284218C System and method for electronically recording and playing back video images
05/14/1991CA1284217C Apparatus for recording a color video signal
05/14/1991CA1284213C Recording and reproducing a time code signal together with digital video and audio signals
05/08/1991EP0426426A2 Filter device
05/08/1991EP0425993A2 Control of brightness level adapted to control of picture
05/08/1991EP0425834A2 System and multiplexer/ demultiplexer for the transmission/ reception of digital television information
05/08/1991EP0425813A2 Colour television image processing apparatus and method having colour fading reduction function
05/08/1991EP0425799A2 Device for coding colour television signals
05/08/1991EP0425761A2 Noise reduction circuit for image signal and image displaying system
05/08/1991EP0425653A1 Beam-indexing electronic tube with cathodoluminescent screen
05/08/1991EP0425528A1 A real-time signal processing circuit
05/08/1991DE3936791A1 Raster correction in TV unit - has convergence valves held in memory and accessed to correct each display point
05/08/1991DE3936790A1 Einrichtung zum automatischen justieren eines ablenkrasters auf einer bildflaeche Means for automatically adjusting a ablenkrasters on a ImagePanel
05/08/1991DE3936787A1 Einrichtung zur rasterkorrektur in einem fernsehgeraet Means for raster correction in a television
05/08/1991DE3936584A1 Schaltung zur dunkelstrahlstromregelung in einem fernsehempfaenger Circuit for dark beam current control in a fernsehempfaenger
05/08/1991CN1051270A Color picture tube having electron gun with reduced convergence drift
05/07/1991US5014127 Method of generating a series of DPCM code words, method of storing color image data, optical disc whereon image data are stored, and display apparatus
05/07/1991US5014123 Film image reading system
05/07/1991US5014120 Method for processing picture to be reproduced on color picture tube and processor therefor
05/07/1991US5014119 Horizontal and vertical transition level enhancement within television system
05/07/1991US5014118 Luminance signal processing circuit using 3 line logical comb filter
05/07/1991CA1283971C Phase responsive composite video signal control system
05/05/1991WO1991007047A1 Process and device for adjusting pictures
05/02/1991WO1991007059A1 Television with apertures to modulate beam intensity
05/02/1991WO1991006182A1 Digital television standards conversion
05/02/1991WO1991006178A1 Multiple screen digital video display and method for producing the display
05/02/1991WO1991006177A1 Process for positioning a light beam on a picture area
05/02/1991WO1991006176A1 Device for grid correction in a television set
05/02/1991WO1991006034A2 Illumination system for a film scanner
05/02/1991WO1991006030A1 A beam splitter for color imaging apparatus
05/02/1991EP0425205A2 Color picture tube having an electron gun with reduced convergence drift
05/02/1991EP0425112A2 Non-linear keyer
05/02/1991EP0425111A2 Improved self keyer with pre-emphasized fill video
05/02/1991EP0425089A2 Conditional motion compensated interpolation of digital motion video signals.
05/02/1991EP0425041A2 Digital circuit for the processing of an analogue picture signal with an asynchronous clock
05/02/1991EP0424989A2 Adaptive comb filter
05/02/1991EP0424982A2 Vertical deflection circuit
05/02/1991EP0424903A2 Data recording system
05/02/1991EP0424810A1 Solid-state color imaging device
05/02/1991DE3935980A1 Verfahren zur erzeugung einer verzoegerung sowie eine schaltung zur durchfuehrung des verfahrens Process for the production of a delay and a circuit for implementing the method
04/1991
04/30/1991US5012361 Data signal reproducing apparatus for helical scan recording
04/30/1991US5012352 Digital signal recording apparatus time-division multiplexing video and audio signals
04/30/1991US5012351 Stereoscopic video disc record and recording and reproducing apparatus therefor
04/30/1991US5012346 Illumination system for a film scanner
04/30/1991US5012332 Correcting data reading device in a digital convergence correcting device
04/30/1991US5012331 Graphics encoder video enhancement
04/30/1991US5012330 Artificial front porch insertion circuit
04/30/1991US5012329 Method of encoded video decoding
04/30/1991US5012327 Circuit for and method of detecting a color field sequence of a color video signal
04/30/1991US5012274 A video display system
04/30/1991US5011277 Multi-screen projector
04/25/1991DE3935330A1 Verfahren zum abspeichern von farbfernsehsignalen A method for storing color television signals
04/24/1991EP0424111A2 Video signal processing apparatus
04/24/1991EP0424060A2 Method of coding video signals and transmission system thereof
04/24/1991EP0423979A2 High definition video signal recording systems
04/24/1991EP0423921A2 System and method for conversion of digital video signals
04/24/1991EP0423652A2 Video device for two television programme sources
04/24/1991EP0423320A1 Video noise reduction system
04/24/1991EP0207085B1 Signal to noise ratio enhancement using baseband signals in an fm television system
04/24/1991CN1050962A Facility for screen correction in television
04/23/1991US5010421 Variable speed sound reproducing apparatus for sound reproduction and review system
04/23/1991US5010417 Playback method for use in a recording medium playing apparatus using information control signals
04/23/1991US5010416 Color video signal reproducing apparatus