Patents
Patents for H04N 9 - Details of colour television systems (80,494)
12/1995
12/07/1995DE4419550A1 Video camera with phototropic glass regulating amt. of light reaching photosensitive layer
12/07/1995CA2190132A1 High resolution subtractive color projection system
12/06/1995EP0685969A2 Image recording apparatus with adjustable image data compression rate
12/06/1995EP0685966A2 Moving image recording and reproducing apparatus
12/06/1995EP0685845A2 Recording medium and reproducing apparatus thereof
12/06/1995EP0685142A1 Managing letterbox displays
12/06/1995EP0672324A4 Gamma correction circuit for use in image projectors.
12/06/1995EP0670051A4 Diffractive display utilizing reflective or transmissive light yielding single pixel full color capability.
12/06/1995EP0549689B1 Digitized picture playback device
12/06/1995CN1113098A Apparatus and method for coding/decoding subtitles data
12/05/1995US5473478 Rotary head type magnetic recording/reproducing apparatus for designating video/audio signals in accordance with a predetermined distribution pattern
12/05/1995US5473477 Audio data reproducing device for reproducing digital voice signals on a magnetic tape at a different speed than the speed at which the signals are recorded
12/05/1995US5473441 Video signal reproduction processing method and apparatus for reproduction of a recorded video signal as either a sharp still image or a clear moving image
12/05/1995US5473396 Display apparatus and method of making the same
12/05/1995US5473394 Convergence measuring apparatus
12/05/1995US5473393 Illuminating system, projection apparatus and detecting apparatus
12/05/1995US5473391 Convergence displacement correcting device for projection-type image display apparatus and method thereof
12/05/1995US5473390 Component to composite video signal converter circuit
12/05/1995US5473389 For outputting a carrier chrominance signal
12/05/1995US5473386 video display device employing two SYNC generators
12/05/1995US5473380 Picture signal transmitting method and apparatus
12/05/1995US5473375 Electronic still video camera wherein a pre-exposure period is utilized to generate control signals of integrated values of the photoelectrically converted image signal to control both exposure and color balance
12/05/1995US5473371 Window generating apparatus for use in a video camera
12/05/1995US5473366 Television-telephone apparatus having a message-keeping function and an automatic response transmission function
12/05/1995US5473339 Liquid crystal projector
12/05/1995US5473224 Convergence correction apparatus
12/05/1995US5473221 Bucking field system and method for mitigating the effects of an external magnetic field on a cathode ray tube display
12/05/1995CA2047371C Black level compensation circuit
12/05/1995CA2036177C Removal of the folding carrier and sidebands from an unfolded video signal
11/1995
11/30/1995WO1995032584A1 Video time-shifting apparatus
11/30/1995WO1995027977A3 Method of transmitting timing-critical data via an asynchronous channel
11/30/1995DE19517509A1 Helical scan reproduction equipment for magnetically recorded, digital information signals
11/29/1995EP0684735A2 Interfacing broadcast signals with electronic devices
11/29/1995EP0684730A1 Imaging apparatus having a signal processing circuit and a solid-state imaging device and method for driving the same
11/29/1995EP0684726A1 Fuzzy logic based scanning rate converter
11/29/1995EP0684696A2 Frequency modulator with a trimming circuit
11/29/1995EP0683962A1 Video imaging system and method using a single full frame sensor and sequential color object illumination
11/29/1995EP0683956A1 System for generating multiple aspect ratio signals from motion picture disk recorded in a single aspect ratio
11/29/1995EP0683943A1 Multi-media distribution and multi-media player
11/29/1995EP0507865B1 Grid-correction circuit for tv sets
11/29/1995CN2214063Y Colour back projection type TV. set
11/29/1995CN1112802A Video projection system
11/29/1995CN1112801A Colour video image projection system and associated transformation optics
11/29/1995CN1112770A Differential error convergence correction
11/29/1995CN1112766A Digital video tape recording/reproducing method for trick play
11/29/1995CN1112761A Left and right raster correction
11/29/1995CN1112760A Timing of deflection waveform correction circuit
11/29/1995CN1112753A Phase detector for a phase-lock-loop
11/29/1995CN1112688A Illumination system for a colour image projection device and circular polarizer suitable for use in such an illumination system, and colour image projeciion device comprising such an illumination.....
11/29/1995CN1112687A Image projection system
11/28/1995US5471515 Active pixel sensor with intra-pixel charge transfer
11/28/1995US5471355 Magnetic head and a digital recording magnetic head
11/28/1995US5471341 Membrane light modulating systems
11/28/1995US5471323 Solid state video camera having improved chromatic aberration suppression and moire suppression
11/28/1995US5471263 Method for recording a digital audio signal on a motion picture film and a motion picture film having digital soundtracks
11/28/1995US5471250 Digital time base corrector with dropout compensating function
11/28/1995US5471243 Electronic still camera
11/28/1995US5471241 Image sensing method and apparatus for producing a color video signal and luminance video signal
11/28/1995US5471239 Detecting scene changes
11/28/1995US5471237 For viewing an object
11/28/1995CA2087060C Camera system
11/28/1995CA2058514C Polarization illumination device and projector having the same
11/23/1995WO1995031877A2 Cross-luminance reduction
11/23/1995WO1995031876A1 Large area tiled modular display system
11/23/1995WO1995031744A1 Liquid crystal projection display systems
11/23/1995WO1995028061A3 Recording and reproduction of a trick mode video signal
11/23/1995WO1995027978A3 Recording and reproducing an mpeg information signal on/from a record carrier
11/23/1995DE3745099C2 Aperture correction method for video signal
11/22/1995EP0683611A2 A digital recording and reproducing apparatus
11/22/1995EP0683595A2 Image forming device
11/22/1995EP0683425A1 Projection display apparatus
11/22/1995EP0682844A1 Video imaging system and method using a single interline progressive scanning sensor and sequential color object illumination
11/22/1995EP0682843A1 Time-compressed signal recording and reproducing process
11/22/1995CN1112375A Diffractive display utilizing reflective or transmissive light yielding single pixel full color capability
11/22/1995CN1112343A Apparatus and method for automatically performing channel chance of television receiver using video cassette recorder
11/22/1995CN1112342A Kinescope driver apparatus with gamma correction
11/22/1995CN1112341A Kinescope driver apparatus with gamma correction
11/22/1995CN1112337A Television apparatus with built-in optical disk device
11/21/1995US5469536 In a computer system
11/21/1995US5469448 Encoding/decoding circuit, and digital video system comprising the circuit
11/21/1995US5469278 Liquid crystal panel and viewfinder for video camera and projection display using liquid crystal panel
11/21/1995US5469275 Method and apparatus for grayscale adjustment
11/21/1995US5469228 Memory address and display control apparatus for high definition television
11/21/1995US5469227 Video processing system featuring a choice between inter and intra field processing based on motion in chrominance signals
11/21/1995US5469225 Apparatus and method for enhancing transient edge of video signal
11/21/1995US5469221 For use in a computer system
11/21/1995US5469218 Image signal processing device with conversion of sample frequency of digital color-difference data signals
11/21/1995US5469214 Device for recursive processing of a video signal, comprising a plurality of branches
11/21/1995US5469187 Large scale electronic display system
11/21/1995US5469122 Deflection yoke
11/16/1995WO1995031062A2 Image projection system provided with an asymmetric aperture
11/16/1995WO1995030927A1 Beam-combining device and colour image projection apparatus provided with such a device
11/16/1995WO1995029555A3 Lighting-independent color video display
11/16/1995DE19501394A1 Pulse generator for compensating interference or colour faults
11/15/1995EP0682451A2 Viewing scope with image intensification
11/15/1995EP0682445A1 Convergence correction
11/15/1995EP0682444A1 Differential error convergence correction
11/15/1995EP0682443A1 Left and right raster correction
11/15/1995EP0682421A1 A method of detecting the presence of multiple language audio channels in a digital audio signal
11/15/1995EP0681774A1 Display of closed captioning status