Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 5 - Details of television systems
Patents for H04N 5 - Details of television systems (344,250)
03/1991
03/19/1991US5001650 Method and apparatus for search and tracking
03/19/1991US5001570 Multispeed reproducing control apparatus of a video disk player for reproducing at a variety of reproducing speeds from a CLV disk
03/19/1991US5001565 Black level background compensation for target integrating television systems
03/19/1991US5001564 Vertical phase adjust circuit
03/19/1991US5001563 Method of and circuit for processing a picture signal
03/19/1991US5001562 Scanning line converting system for displaying a high definition television system video signal on a TV receiver
03/19/1991US5001561 Embedded coding system for video signals
03/19/1991US5001558 Night vision system with color video camera
03/19/1991US5001556 Endoscope apparatus for processing a picture image of an object based on a selected wavelength range
03/19/1991US5001552 White balance correction using prestored flash lamp color temperature data
03/19/1991US5001507 Focus detection condition display device for camera
03/19/1991US5001473 Method of controlling a multiplicity of units of video apparatus
03/19/1991US5001348 Method and apparatus for recognizing the start and motion of objects
03/19/1991US5000511 Apparatus for attaching a display monitor to a seat
03/19/1991CA2023390A1 Interstitial line generator
03/19/1991CA1281813C Method and apparatus for separating and individually correcting repetitive and random velocity errors
03/14/1991DE3928356A1 Part image moving appts. for PIP TV - has character overlap determined and minor picture moved accordingly
03/13/1991WO1991004471A1 Testing device for thermal imagers
03/13/1991EP0416781A2 An image pickup apparatus for automatically controlling image signal output level and an image pickup method
03/13/1991EP0416720A2 Ambient light rejecting quad photodiode sensor
03/13/1991EP0416706A1 Device for programming a video recorder comprising the device
03/13/1991EP0416619A2 Image processing with horizontal blanking width correction
03/13/1991EP0416550A2 Image display apparatus using non-interlace scanning system
03/13/1991EP0416465A2 Synchronization compensating circuit for use in scanning type display circuit
03/13/1991EP0416408A2 Checking device for endoscope equipment
03/13/1991EP0264375B1 Method and device for the electronic processing of stored video signals
03/13/1991CN2073198U Intermediate-frequency spiral electric filter of small-size colour tv
03/13/1991CN1049948A Videocorder
03/13/1991CN1049947A Signal converter of television receiver and videorecorder (videoplayer)
03/13/1991CN1049928A 数字信号处理系统 Digital signal processing system
03/13/1991CN1012030B Method of driving display device and display device suitable for such method
03/12/1991US4999719 Magnetic recorder-reproducer including a one-frame-taking control sequence
03/12/1991US4999714 Still video camera having video synchronized to drive motor phase
03/12/1991US4999709 Apparatus for inserting title pictures
03/12/1991US4999708 Synchronous separation circuit
03/12/1991US4999707 Synchronizing signal separating circuit separating synchronizing signal from a composite video signal
03/12/1991US4999619 Electro-optic display device for use in the reflection mode
03/12/1991US4999586 Wideband class AB CRT cathode driver
03/12/1991US4999542 Data processing display terminal
03/12/1991US4998801 Optical low-pass filter and photographic system using the same
03/12/1991US4998800 Optical low pass filter
03/12/1991CA1281410C Color image processor
03/12/1991CA1281384C Digital limiting circuit
03/12/1991CA1281223C Composite camera apparatus
03/08/1991WO1991003909A1 Multiple hdtv format digital signal converter
03/08/1991CA2066413A1 Multiple hdtv format digital signal converter
03/07/1991WO1991003126A2 Process and device for sender-side controlled operation of a receiver-side appliance
03/07/1991WO1991003125A1 Camera visualization unit
03/07/1991WO1991003124A1 Process for expanding a digital signal
03/07/1991WO1991003122A1 Improvements relating to video signal processing
03/07/1991WO1991003112A1 Program transmission optimisation
03/07/1991WO1991001507A3 Mount for an optical device
03/07/1991DE3928724A1 Videorecorder Video recorder
03/07/1991DE3928642A1 TV camera tube electric focussing by equalisation - scanning signal electrode only along shortened strip in middle of horizontal image while electron beam is not deflected horizontally
03/07/1991DE3928374A1 Time frame reproduction for video signals - deriving video signals from time sequence of individual images with different contents
03/06/1991EP0415888A1 Photoelectric scanner
03/06/1991EP0415866A2 Power supply for a display device provided with shutdown means
03/06/1991EP0415798A2 Image processing apparatus
03/06/1991EP0415779A2 Multi-channel audio system
03/06/1991EP0415707A2 Circuit for producing a composite video signal
03/06/1991EP0415699A2 Digital video signal recorder and reproducer
03/06/1991EP0415518A2 Signal recording apparatus and signal reproducing apparatus
03/06/1991EP0415329A2 Picture image zooming apparatus
03/06/1991EP0415325A2 Video signal processing apparatus
03/06/1991EP0415268A2 Signal waveform display device
03/06/1991EP0415249A2 Reproduction improvement of an image signal
03/06/1991EP0415152A1 Automatic illumination control of an endoscope
03/06/1991EP0415108A2 Method of and apparatus for correcting the phase of a playback clock signal
03/06/1991EP0415017A2 Noise reduction circuit in recording medium player
03/06/1991EP0414999A2 Display device with coordinate input function
03/06/1991EP0414793A1 Electronic still camera tube
03/06/1991EP0414732A1 A method and apparatus for improving video scrambling and employing split sync pulses
03/06/1991CN2072753U Dustproof cooling device for tv
03/06/1991CN1049767A Control signal generator for television system
03/06/1991CN1049766A Dynamic video system including automatic contrast and white-stretch processing sections
03/06/1991CN1049765A Amplifier arrangement for producing controllable non-linear transfer characteristic useful for improving contrast of image
03/06/1991CN1049764A Convergence control system for multiple vertical formats
03/06/1991CN1049763A Method for expansion of digital signal
03/06/1991CN1011928B Tape vidio recorder
03/05/1991US4998287 Determination of sequential positions of video fields derived from film
03/05/1991US4998283 Screen device
03/05/1991US4998266 Device for producing x-ray images by means of a photoconductor
03/05/1991US4998265 Method of driving a charge detection circuit
03/05/1991US4998209 Automatic focusing control of a video camera for industrial and military purposes
03/05/1991US4998171 Automatic shift circuit for a sub-picture screen for picture-in-picture feature
03/05/1991US4998170 Direct current restorer
03/05/1991US4998167 High resolution translation of images
03/05/1991US4998166 Auxiliary light apparatus for borescope
03/05/1991US4998164 Swing-driven solid-state color image sensor
03/05/1991US4998162 Video camera
03/05/1991US4998153 Charge-coupled device
03/05/1991US4998127 Camera with flash return sensing
03/05/1991US4998106 Reference voltage regulation apparatus for an automatic gain control system
03/05/1991US4997784 Fabrication method for a CCD frame transfer photosensitive matrix with vertical anti-blooming system
03/05/1991US4997271 Method of and an apparatus for producing a required visual signal for direct observation from a first source of light in the presence of a second source of light
03/05/1991CA1281129C Apparatus for reproducing video signals as slow-motion pictures
03/05/1991CA1281113C Display panel for image presentation and/or recording
03/02/1991CA2024358A1 Photoelectric scanner
03/01/1991CA2023838A1 Enhancing bass
02/1991
02/28/1991DE4026576A1 Camcorder with different image reception modes - has switching device for selecting required mode with determination of exposure or shutter dia.
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