Patents
Patents for H04N 9 - Details of colour television systems (80,494)
12/1992
12/30/1992EP0520311A1 Chrominance noise reduction apparatus employing two-dimensional recursive filtering of multiplexed baseband color difference components
12/30/1992CN1067545A Digitized picture play back device and method for playing back digitized pictures
12/29/1992US5175807 Video signal processing with added probabilistic dither
12/29/1992US5175637 Displays having improved contrast
12/29/1992US5175631 Apparatus for recording and reproducing a digital video signal in the form of order-rearranged and coded data
12/29/1992US5175630 Apparatus for recording and reproducing high resolution image video signals having different signal bandwidths
12/29/1992US5175615 White balance processing device
12/29/1992CA2072055A1 Digital video recorder operable in standard and long play modes
12/29/1992CA2045908A1 Method and apparatus for converting data representations of an image between colour spaces
12/23/1992EP0519841A1 Method for patterning a layer under color filters
12/23/1992EP0519774A1 Projector
12/23/1992EP0519761A2 Devices for judging quality of an image
12/23/1992EP0519505A1 Deflection yoke apparatus
12/23/1992EP0519040A1 A method and apparatus for recording and reading an image
12/23/1992CN1067348A Color difference signal matrix and buffer circuit for television apparatus
12/22/1992WO1993000769A1 Method and apparatus for modifying a video signal to prevent unauthorized copying thereof
12/22/1992US5173948 Video image mapping system
12/22/1992US5173779 Camcorder with electronic still-photographing function
12/22/1992US5173769 Video signal processing apparatus
12/22/1992US5173768 Adaptive pal - or ntsc - comb filter
12/22/1992US5173644 Convergence correction apparatus
12/22/1992CA2090120A1 Method and apparatus for modifying a video signal to prevent unauthorized copying thereof
12/22/1992CA1311837C Chrominance signal processing circuit
12/22/1992CA1311836C Enhanced tv system using transmitted error signals
12/22/1992CA1311834C Method for coding a digital signal
12/17/1992DE4208960A1 Signal processing circuit for CCD colour image converter - has input circuit which is designed as single scanning circuit with scanning hold member
12/16/1992EP0518616A2 Anti piracy
12/16/1992EP0518465A2 Non-additive video mixer
12/16/1992EP0518256A2 Chrominance signal processing device
12/16/1992EP0518185A2 Cross correlation image sensor alignment system
12/16/1992EP0518111A1 Projection image display system
12/16/1992EP0518069A2 Image reproducing system
12/16/1992CN1067151A Comb filter-burst locked clock circuitry
12/16/1992CN1067150A Apparatus for identifying standard and non-standard video signals
12/16/1992CN1067145A Arrangement for correcting beam landing location error in video display
12/15/1992US5172254 Projection-type liquid crystal display apparatus
12/15/1992US5172240 Information signal discriminating apparatus
12/15/1992US5172239 Signal generator for generating a control signal including a reference signal and signal separator for separating the reference signal from the control signal
12/15/1992US5172227 Image compression with color interpolation for a single sensor image system
12/15/1992US5172222 High definition color display device
12/15/1992US5172221 Picture projecting apparatus for a projection display system and the method thereof
12/15/1992US5172220 Day-night black and white and color video camera
12/15/1992US5172219 Color signal compensation apparatus
12/15/1992US5172218 Methods of and apparatus for digital video signal processing
12/15/1992US5172217 Transcoder for spatial manipulation of composite color television signals
12/15/1992US5172035 Convergence system
12/13/1992WO1992022988A1 Linear film scanner operable at different line rates
12/13/1992CA2070732A1 Image transformation on a folded curved surface
12/10/1992WO1992022173A1 Video recorder
12/10/1992WO1992022007A1 Projection type display device
12/10/1992DE4118515A1 Synchronising circuit for video recorder luminance and colour signals - uses trigger pulse derived from colour signal to clock luminance signal into charge coupled device serial register
12/09/1992EP0517526A2 Video signal recording/reproducing apparatus
12/09/1992EP0517517A1 Single light valve full-color projector display
12/09/1992EP0517474A2 Aperture correction for video cameras
12/09/1992EP0517141A2 High efficiency coding signal processing apparatus with error propagation influence reduction
12/09/1992EP0517106A1 Videorecorder
12/09/1992EP0517009A2 Comb filter-burst locked clock circuitry
12/08/1992US5170441 Apparatus for detecting registration error using the image signal of the same screen
12/08/1992US5170388 Image/audio information recording/reproduction apparatus with built-in semiconductor memory
12/08/1992US5170258 Projection television system employing optics through which transmitted infrared television signals are received
12/08/1992US5170254 Intermittent motion flying spot telecine
12/08/1992US5170251 Method and apparatus for storing high definition video data for interlace or progressive access
12/08/1992US5170250 Full-color light valve projection apparatus having internal image registration system
12/08/1992US5170249 Digital signal processing apparatus having devices for delaying and combining color signals
12/08/1992US5170248 Motion-adaptive vertical contour compensator in television set
12/08/1992US5170247 White balance adjusting system including a color temperature variation detector for a color image pickup apparatus
12/08/1992US5170246 For receiving an analog color composite video signal
12/08/1992US5170194 Reflection type liquid crystal valve and projector having the same
12/08/1992US5170181 Laser scanning apparatus
12/08/1992US5170156 Digitized video system
12/08/1992US5170152 Luminance balanced encoder
12/08/1992US5170096 For a television
12/08/1992US5170094 Magnetic field compensation apparatus
12/05/1992WO1992022057A1 Medium, method and apparatus for storing and retrieving information
12/03/1992DE4117993A1 Colour signal processing circuit for video recorder - has crispening circuit and two-line delay line, and adds colour difference signals from two picture lines
12/03/1992DE4117974A1 Video recorder with edit function for transfer of signals to second video recorder - has comb filter for redn. of cross=talk in colour carrier and switches off filter during transfer
12/03/1992DE4117883A1 High resolution television camera - has rotating mirror disc composed of light-reflecting and transparent portions, for directing light beam alternately onto colour splitters coupled to semiconductor sensors
12/02/1992EP0516479A2 A projection-type liquid crystal display apparatus
12/02/1992EP0516460A2 Digital signal processing system for color camera apparatus
12/02/1992EP0516320A2 Processing of a multiple components video signal
12/02/1992EP0516319A2 Video printer
12/02/1992EP0515649A1 Colour filter wheel for endoscopes and processing of generated colour signals.
12/02/1992EP0515357A1 Process for the demodulation of secam-coded colour-television signals with a line-coupled cycle, and a circuit for carrying out the process.
12/02/1992EP0489758A4 Photographic video recording processor and method
12/01/1992US5168394 Apparatus for generating time information for a frame of video information using interpolation
12/01/1992US5168361 Arrangement for the transmission of digital television signals
12/01/1992US5168352 Coloring device for performing adaptive coloring of a monochromatic image
12/01/1992US5168351 Short focal length video color projector employing dichroic mirror block
12/01/1992US5168350 Solid-state color imaging apparatus
12/01/1992US5168349 Synchronization of color carriers of different color tv standards having the same line frequency
12/01/1992US5168327 Imaging device
12/01/1992US5168199 Horizontal linearity correction circuitry for cathode ray tube display
12/01/1992US5168195 For a picture
12/01/1992CA1311045C Apparatus for recording and/or reproducing with a plurality of rotaryheads
11/1992
11/26/1992WO1992021213A1 An improved digital video image adjusting circuit and a method therefor
11/26/1992WO1992021212A1 Thin projection screen having a liquid crystal display screen overlaid a sheet of fiber optic cables
11/25/1992EP0515180A2 Digital component video signal processor for two data rates
11/25/1992EP0515058A2 Image enhancement system for color video display
11/25/1992EP0514535A1 Image compression with color interpolation for a single sensor image system.
11/25/1992EP0273967B1 Improvements relating to television