Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 9 - Details of colour television systems
Patents for H04N 9 - Details of colour television systems (80,494)
10/1989
10/10/1989US4873581 Field/frame conversion circuit
10/10/1989US4873580 Detachable unit electronic camera
10/10/1989US4873573 Video signal processing for bandwidth reduction
10/10/1989US4873568 Digital video effects apparatus
10/10/1989US4873567 Extended horizontal resolution of luminance and chrominance in a high definition television system
10/10/1989US4873472 Flat cathode ray tube display apparatus
10/10/1989US4872750 Image projection apparatus
10/10/1989US4872446 Endoscope with color correcting mechanism
10/10/1989CA1262282A1 Digital apparatus for convergence correction
10/05/1989DE3906097A1 Automatische leit-schwarzwert-steuerschaltung Automatic leit-black-level-control circuit
10/05/1989DE3809303A1 Circuit arrangement for setting colour saturation
10/05/1989DE3808945A1 Ansteuerverfahren fuer eine flache bildwiedergabevorrichtung Driving for a flat image reproducing apparatus
10/04/1989EP0335780A1 Coil, manufacturing method for said coil and imagery device having such a coil
10/04/1989EP0335748A2 Recording mode identifying circuit and a reproducing apparatus comprising the same
10/04/1989EP0335655A2 Method and apparatus for detecting the mode of a frequency-modulated signal
10/04/1989EP0335623A2 Video camera systems with white balance adjustment
10/04/1989EP0335447A2 Non-linear comb filter for color TV receivers
10/04/1989EP0335401A2 Magnetic recording and/or reproducing apparatus
10/04/1989EP0335370A2 Automatic frequency control circuit
10/04/1989EP0335346A2 Digital signal magnetic recording and playback apparatus employing quadrature amplitude modulation
10/04/1989EP0335273A2 System for recording and reproducing digital audio signals
10/04/1989EP0335245A2 A method of degaussing color cathode ray tube
10/04/1989EP0334932A1 Circuitry for processing video components
10/04/1989CN1036114A Digital circuit of video magnetic tape recorder
10/03/1989US4872170 Error detection circuit
10/03/1989US4872070 System and method for high speed video tape reproduction
10/03/1989US4872068 Disk playing method resulting in reduced start-up time
10/03/1989US4872067 Method of reproducing video information in a disk player, including compensation for conditions in the disk and in the player
10/03/1989US4871948 Memory mapped deflection correction system
09/1989
09/28/1989DE3834645A1 Verfahren zum aufzeichnen und wiedergeben einer bildinformation A method for recording and reproducing an image information
09/28/1989DE3808830A1 Circuit arrangement for the digital processing of signals of the SECAM and PAL colour television standards
09/27/1989EP0334661A2 Magnetic recording/reproducing apparatus
09/27/1989EP0334580A2 System and method for performing error correction on still frame audio tape format video signals
09/27/1989EP0334553A2 Analog controlled mixer
09/27/1989EP0334438A2 Flat cathode ray tube display apparatus
09/27/1989EP0334351A2 Video signal processing circuit and an insertion circuit utilized therein
09/27/1989EP0334335A2 Video signal transmission apparatus
09/27/1989EP0333954A2 Method of recording and reproducing picture information, recording medium, and recording medium playing apparatus
09/27/1989EP0333811A1 Circuitry for linearizing image reproduction by cathode ray tubes
09/27/1989EP0333785A1 Color display device and method using holographic lenses
09/27/1989CN1035904A Improved video display system
09/26/1989US4870692 Device for and method of subtraction imaging with reduction of motion artefacts
09/26/1989US4870661 Sample rate conversion system having interpolation function
09/26/1989US4870512 Data recording and reproducing device
09/26/1989US4870509 Compact video signal recording and/or reproducing apparatus adapted for external input video signals and variable speed reproduction
09/26/1989US4870507 Video tape recorder system
09/26/1989US4870495 Image sensing element and image sensing apparatus for recording a still image
09/26/1989US4870487 Light source device for an endoscope which maintains a constant minimum-DC current
09/26/1989US4870484 Color display device using light shutter and color filters
09/26/1989US4870483 Color image sensor including a plurality of photocells and a plurality of colored filters provided on the plurality of photocells
09/26/1989US4870482 Motion-adaptive type signal separator with data companding function
09/26/1989US4870480 Subnyquist demodulator as for a television receiver
09/26/1989US4870479 Video graphics memory storage reduction technique
09/26/1989US4870329 Digital convergence circuit storing coefficients of fundamental waves of correction data
09/26/1989US4870328 Color display system
09/26/1989US4870268 Color combiner and separator and implementations
09/26/1989CA1261972A1 Apparatus and method for video signal processing
09/26/1989CA1261463A1 Digital television receiver with digital video processing circuit
09/26/1989CA1260607A1 Clock signal generation system
09/26/1989CA1260606A1 Automatic centering method for a video camera
09/21/1989WO1989008969A1 Process for recording and reproducing colour video signals on magnetic tape
09/21/1989WO1989008968A1 A colour flat display system
09/20/1989EP0333480A2 Video signal processing apparatus
09/20/1989EP0332777A2 Data recording and reproducing device
09/20/1989EP0332776A2 Data reproducing device
09/20/1989CN1035747A Coloring black and white signal using motion detection
09/19/1989US4868681 Method and arrangement for recording and reproducing a data packet transmitted in a television signal
09/19/1989US4868679 Method of recording and reproducing color video signals
09/19/1989US4868678 Apparatus for recording a video signal of consecutive fields on a pair of separated tracks
09/19/1989US4868668 System and method for image adjustment in an optical projection system
09/19/1989US4868663 Optical device for scanning still images in television
09/19/1989US4868653 Adaptive digital video compression system
09/19/1989US4868650 Circuitry for expanding the effect of a video control signal in multiple dimensions
09/19/1989US4868645 Light control device for endoscope
09/19/1989CA1259694A1 Pcm audio signal reproducing apparatus
09/19/1989CA1259690A1 Television receiver
09/13/1989EP0332381A1 Video signal recording/reproducing apparatus
09/13/1989EP0332266A2 Multifunction memory for digital television
09/13/1989EP0332252A1 Color television standard identification circuit
09/13/1989EP0332193A2 Signal reproducing circuitry and signal reproducing method for optical disc player
09/13/1989EP0331985A2 Method and devices for coding and decoding colour television signals
09/13/1989EP0331847A2 Multiple projection television receiver
09/13/1989EP0148255B1 Method and apparatus for enhancing vertical chrominance resolution
09/12/1989US4866719 System and method for performing error correction on still frame audio tape format video signals
09/12/1989US4866513 Color contrast correction system for video images obtained from color film
09/12/1989US4866511 Color correction system with color level modification and corresponding method
09/08/1989WO1989008367A1 Television signal processing system for reducing diagonal image artifacts
09/06/1989EP0331417A2 Method and apparatus for reproducing picture information
09/06/1989EP0331406A1 An apparatus for processing a colour video signal
09/06/1989EP0331326A1 Projection display apparatus
09/06/1989EP0331256A2 Automatic hue corrector apparatus
09/06/1989EP0331016A2 Phase detector circuit for periodic signal using three sampling data
09/06/1989EP0330732A2 Method and apparatus for recording and reproducing picture information together with supplementary information for modification of the reproduced picture information
09/05/1989US4864435 Magnetic record erase circuit
09/05/1989US4864428 Disk player having variable spindle speed for continuous audio in fast and slow reproduction modes
09/05/1989US4864427 Disk reproducing method and apparatus for disks with different video bandwidths
09/05/1989US4864426 Circuit for detecting signal loss, or drop-out, in a digital signal processing system with A/D conversion
09/05/1989US4864424 Video signal recording/reproducing apparatus
09/05/1989US4864423 Information recording disc and information signal recording apparatus therefor
09/05/1989US4864422 Processor for video signals obtained from an information carrier such as a magnetic tape
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