Patents
Patents for H04N 9 - Details of colour television systems (80,494)
01/1989
01/24/1989US4800424 Endoscope light source apparatus with a light emitting timing delaying circuit
01/24/1989US4800375 Four color repetitive sequence matrix array for flat panel displays
01/24/1989CA1249365A1 Process for recording and playback of tv-signals in analog form
01/24/1989CA1249147A1 Tri-color image combining system
01/18/1989EP0299724A2 Digitally controlled phase locked loop system
01/18/1989EP0299228A2 Apparatus for encoding and decoding high resolution still images and video images for recording on a standard storage media
01/17/1989US4799212 Circuit for controlling two signals approximately 90 degree apart in phase
01/17/1989US4799104 Video signal processor for endoscope
01/17/1989US4799102 For a color composite video signal
01/17/1989US4799000 Display control apparatus
01/17/1989US4798449 Polychromatic acousto-optical deflector
01/11/1989EP0298795A1 Three-colour separating system for polychromatic image processing
01/11/1989EP0298613A1 Colour television decoding apparatus
01/11/1989CN1030304A Device for projection television
01/10/1989US4797746 Digital image interface system
01/10/1989US4797733 White balance adjusting device for a color video camera
01/10/1989US4797732 Subcarrier generating device for color signal processing circuit
01/10/1989US4797731 Method and apparatus for compatibly locking horizontal sync to the PAL subcarrier
01/10/1989US4797730 Method and apparatus for controlling the sampling phase of an analog color television signal
01/10/1989US4796978 Projection type liquid crystal displaying device
01/05/1989DE3720182A1 Colour screen
01/04/1989EP0297921A2 Photoelectric conversion device
01/04/1989EP0297635A1 Picture display system including a deflection unit with a double saddle coil system
01/04/1989EP0195010B1 Automatic gain control circuit
01/04/1989EP0181908B1 Crt control circuit
01/04/1989CN1030144A Display device for use in the reflection mode
01/03/1989US4796099 Video still player with internal capability for executing externally-generated viewing programs
01/03/1989US4796097 Optical disc recording apparatus for a color television signal
01/03/1989US4796096 Circuit for processing color video signal
01/03/1989US4796085 Containing indium intermetallic layer
01/03/1989US4794932 Conversion control circuit for image display apparatus
01/03/1989CA1248221A1 Digital data recovery circuit
01/03/1989CA1248219A1 Signals to noise ratio enhancement using baseband signals in an fm television system
12/1988
12/29/1988WO1988010545A1 Projector
12/28/1988EP0296948A1 Method of storing high definition pictures on a video disc, coder and decoder for carrying out this method
12/28/1988EP0296947A1 Method of reading a high definition still picture stored on a video disc
12/28/1988EP0296831A1 Voltage controlled comb filter
12/28/1988EP0296827A2 Colour video signal reproducing apparatus
12/28/1988EP0296602A1 Component television timing corrector
12/28/1988CN88103548A Liquid crystal display device and method of manufacturing such a display device
12/28/1988CA1247733A Luminance signal and chrominance signal separation filter
12/27/1988US4794468 Magnetic disk with analog and digital video signals recorded thereon and apparatus for making recording on said disk
12/27/1988US4794465 Method of and apparatus for recording and/or reproducing a picture signal and an associated audio signal in/from a record carrier
12/27/1988US4794464 Video time division multiplexer with plural dual port memories
12/27/1988US4794454 Movement detection circuit of a video signal used in a television receiver
12/27/1988US4794449 Electron multiplier flat CRT display apparatus providing successive color scanning lines for each scanning line of a received color video signal
12/27/1988US4794448 Solid-state color imaging apparatus for preventing color alias
12/22/1988DE3718734A1 Colour television camera
12/20/1988US4792866 Still picture recording apparatus
12/20/1988US4792862 Apparatus for recording a frequency modulated video signal with selective emphasis of its low frequency components
12/20/1988US4792861 Video signal recording apparatus with track centering using crosstalk detection and third odd multiple field recording
12/20/1988US4792856 Circuitry for time-expansion of video signals
12/20/1988US4792855 Noise reducing circuit for video signal
12/20/1988US4792854 Apparatus for temporally processing a video signal
12/20/1988US4792846 Component television timing corrector
12/20/1988US4792744 Arrangement for shifting the phase of a signal passed through two parallel branches with one branch having a phase shifting network
12/20/1988CA1247233A1 System for decomposition of ntsc color video signals
12/20/1988CA1247231A1 Device for reducing the dynamic range of three color signals representing an image
12/20/1988CA1246908A1 Video projector
12/15/1988WO1988010052A1 Video projection system
12/15/1988WO1988010043A1 Image printer system
12/14/1988EP0295148A1 Recording, reproduction and editing of data
12/14/1988EP0295137A1 Liquid crystal projection apparatus
12/14/1988EP0295088A2 Chrominance detection circuit comparing the polarity of high frequency signals separated by a field or frame
12/14/1988EP0295087A2 Apparatus for compatibly locking horizontal sync signal to PAL colour subcarrier
12/14/1988EP0295027A1 Recovery of luminance and chrominance information from an encoded color television signal
12/14/1988EP0294962A2 Motion vector estimation in television images
12/14/1988EP0294961A2 Motion vector selection in television images
12/14/1988EP0294960A2 Motion vector processing in television images
12/14/1988EP0294959A2 Television standards converters
12/14/1988EP0294958A2 Motion compensated interpolation of digital television images
12/14/1988EP0294957A2 Motion vector processing in digital television images
12/14/1988EP0294956A2 Motion vector reduction in television images
12/14/1988EP0294955A2 Motion vector estimation in television images
12/14/1988EP0294900A1 Liquid crystal display device and method of manufacturing such a display device
12/14/1988EP0294899A2 Display device for use in the reflection mode
12/14/1988EP0294898A2 Device for projection television
12/14/1988EP0294841A2 Memory control system
12/13/1988US4791498 Time base corrector
12/13/1988US4791496 System for presenting audiovisual information to an audience
12/13/1988US4791495 Digital signal recording and reproducing system having an interface for dubbing a color television signal in the component form
12/13/1988US4791488 Line-locked clock signal generation system
12/13/1988US4791479 Color-image sensing apparatus
12/13/1988US4791476 Device for the composition of color component signals from luminance and chrominance signals and video display device comprising the application thereof
12/13/1988US4791475 Digital analyzer system of the synchronizing parameters of a color video signal
12/13/1988US4791415 Digial driving type color display device
12/13/1988US4791339 Liquid crystal light valve with spatially uniform light transmittance characteristics
12/13/1988US4791307 Method for reading out charges in solid-state image pickup unit
12/08/1988DE3717160A1 Circuit arrangement for video recorders for reducing the audio signal interference due to the head switching of the audio heads
12/07/1988EP0293992A2 Decomposition and recombination of a wide-aspect ratio image
12/07/1988EP0293986A1 Method and apparatus for transmitting augmentation panel components on one channel of a two channel wide aspect ratio television signal transmission system
12/07/1988EP0293480A1 Three-dimensional video disc record, a recording apparatus therefor and a reproducing apparatus therefor
12/07/1988EP0116574B2 Transmission and/or reception of television pictures
12/07/1988CN88102928A 彩色显像管装置 Color picture tube
12/07/1988CN87216239U Following device for micro-colour tv pickup/projection
12/06/1988US4789976 Temperature compensation circuit for a delay circuit utilized in an FM detector
12/06/1988US4789891 Spacer with an inclined surface for mounting a solid image pickup element to a color separation prism
12/06/1988US4789890 Judgement circuit and adaptive filter incorporating the same
12/06/1988US4789221 Light valve projector apparatus having increased light efficiency
12/06/1988CA1246241A1 Deflection rate parabolic waveform generating circuit