Patents
Patents for G09G 1 - Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators (6,572)
04/1994
04/27/1994EP0593739A1 Restricted information distribution system apparatus and methods
04/27/1994CN1024384C Video graphics display memory swizzle logic circuit and method
04/26/1994US5307455 Display of multiple variable relationships
04/26/1994US5307164 Interpolation and scanning line converting circuit
04/26/1994US5307083 Grayscale video conversion system
04/20/1994EP0593157A2 Image processing apparatus
04/20/1994CN1085715A 水平偏转波形校正电路 Horizontal deflection waveform correction circuit
04/20/1994CN1085714A Field to field vertical panning system
04/19/1994US5304989 In a computer system
04/14/1994DE4233868A1 PC monitor display security control switch - has pushbutton between computer and screen for changing content of display when operated, without affecting program operation
04/13/1994CN1085371A Deflection waveform correction circuit
04/12/1994US5303386 Method and apparatus for trimming B-spline descriptions of patches in a high performance three dimensional graphics system
04/12/1994US5303056 Dynamic gain correction for CRT printing
04/12/1994US5303055 Method and apparatus to improve a video signal
04/12/1994US5302964 Heads-up display (HUD) incorporating cathode-ray tube image generator with digital look-up table for distortion correction
04/06/1994EP0590837A2 CRT display unit and power supply control method therefor
04/06/1994CN1085033A Deflection waveform correction circuit
04/06/1994CN1084988A Image data conversion processing device and information processing device having the same
04/05/1994US5301021 Display with vertical scanning format transformation
03/1994
03/29/1994US5299302 Method and apparatus for trimming b-spline descriptions of patches in a high performance three dimensional graphics system
03/23/1994EP0588499A2 Image data conversion processing device
03/23/1994EP0588115A2 Deflection waveform correction circuit
03/23/1994EP0588114A2 Horizontal deflection waveform correction circuit
03/23/1994CN1084294A An apparatus for controlling power supply to a computer monitor
03/17/1994WO1994006072A1 An apparatus for controlling power supply to a computer monitor
03/17/1994DE4329926A1 Screen brightness control stabiliser for photographic print prodn from CRT source - uses video input signal selector switch, when video source is not in blanking-out mode
03/16/1994EP0587511A2 CRT scan system dynamic focus circuit
03/16/1994EP0586424A1 Video simulation of crt response.
03/16/1994EP0378653B1 Apparatus for generating video signals
03/15/1994US5295241 Method and apparatus for local function key control of scrolling on certain computer workstations
03/15/1994US5295240 Apparatus and method for generating character pattern data
03/15/1994US5294987 Field to field vertical panning system
03/15/1994US5294866 Raster distortion correcting signal synthesizer
03/09/1994EP0586097A2 Contrast control circuit
03/08/1994US5293101 Driving circuit apparatus for CRT
03/08/1994CA1327648C Apparatus for converting an rgb signal into a composite video signal and its use in providing computer generated video overlays
03/04/1994CA2105045A1 Microprocessor-controlled display unit
03/02/1994EP0585187A1 Circuit and method for hot tube detection
03/02/1994EP0584693A2 Displaying an interlaced video signal with a noninterlaced video signal
03/01/1994US5291189 Direct memory access apparatus in image processing system and external storage device used therein
03/01/1994US5291186 In a computer system
02/1994
02/23/1994CN1082796A Picture height adjustment arrangement for a video display
02/22/1994US5289565 Methods and apparatus for CYMK-RGB RAMDAC
02/16/1994EP0582622A1 Adaptive graticule in a raster displayed waveform monitor
02/15/1994US5287189 Displaying an interlaced video signal with a noninterlaced video signal
02/15/1994US5287043 Apparatus for automatically generating a correct CRT display regardless of timing signals
02/15/1994US5287041 Side pin cushion circuit
02/08/1994US5285197 Method and apparatus for automatic selection of scan rates for enhanced VGA-compatible monitors
02/08/1994US5285074 Dynamic compensation of non-linear electron beam landing angle in variable axis lenses
02/01/1994US5283596 Digitally synthesized gray scale for raster scan oscilloscope color display of overlapping multichannel waveforms
02/01/1994US5283505 Auto scan horizontal deflection apparatus
01/1994
01/25/1994US5281959 Method and apparatus for minimizing the visual degradation of digital typeface--horizontal adjustment
01/25/1994CA1326538C Protection arrangement of a deflection circuit
01/25/1994CA1326536C Method and apparatus for generating video signals
01/18/1994US5280350 Method and apparatus for processing a picture signal to increase the number of displayed television lines using motion vector compensated values
01/12/1994EP0578162A1 Field to field vertical panning system
01/12/1994EP0578142A2 Picture height adjustment arrangement for a video display
01/11/1994US5278952 Document processing apparatus having layout display control system
01/11/1994US5278476 Display device including a black level setting circuit
01/06/1994WO1994000834A1 Improved vga controller having frame buffer memory arbitration and method therefor
01/04/1994US5276817 System for splitting and connecting computer bus lines
01/04/1994US5276796 Dual screen display control apparatus for a word processor
01/04/1994US5276458 Display system
12/1993
12/29/1993EP0575316A1 Display system and method for context-based scrolling.
12/29/1993CN1023352C Apparatus and method for crt display screen
12/28/1993US5274365 Method and apparatus for minimizing the visual degradation of digital typefaces-character analysis
12/16/1993DE4243961A1 Control circuit for picture format of TV monitor - changes amplitude of vertical deflection signal by differential amplifier responding to change in reference input
12/14/1993US5270821 Video display adjustment and on-screen menu system
12/08/1993EP0573294A1 Apparatus for mixing playback video signal with graphics video signal
12/07/1993US5268762 Video signal synthesizing system for synthesizing system's own signal and external signal
12/07/1993US5268618 Linearity compensation method and variable magnetic field strength linearity compensation apparatus for a multi-scanning monitor
12/02/1993DE4224541C1 Linearity compensation system for computer monitor - uses linearity coil in series with deflection coil connected to electromagnet supplied with controlled current
12/01/1993EP0571363A1 Solid state 360 degree viewing system.
11/1993
11/30/1993US5266933 Method and apparatus for displaying a screen separator line
11/25/1993WO1993023958A1 Restricted information distribution system apparatus and methods
11/25/1993DE4238615C1 Generating line flyback pulses for display tube - using operational amplifier circuit with input from sawtooth wave signal generator controlling amplitude and frequency
11/23/1993US5264934 Apparatus for adjusting brightness of a display screen based on a detected horizontal sync frequency
11/23/1993US5264762 Picture height adjustment arrangement for a video display
11/16/1993US5262698 Compensation for field emission display irregularities
11/11/1993WO1993022759A1 Computer display system
11/11/1993DE4315092A1 Video display monitor with signal amplitude and contrast controls - employs additional source of filtered white noise whose output is superimposed on brightness control for conventional video circuitry
11/09/1993US5261031 Method and apparatus for enlarging a trend graph
11/03/1993EP0568232A1 Display system
11/02/1993US5258840 Apparatus for generating television raster distortion correction signals by mathematical calculations using horizontal sync signals
10/1993
10/26/1993US5257351 Selective processing of a data stream based on font format
10/26/1993US5257350 Computer with self configuring video circuitry
10/26/1993US5257348 Apparatus for storing data both video and graphics signals in a single frame buffer
10/19/1993US5254983 Digitally synthesized gray scale for raster scan oscilloscope displays
10/14/1993WO1993020513A1 Method and apparatus for performing run length tagging for increased bandwidth in dynamic data repetitive memory systems
10/13/1993CN1022443C Information display of multi-cathode ray system
10/12/1993US5253062 Image displaying apparatus for reading and writing graphic data at substantially the same time
10/05/1993US5251031 Display control system
10/05/1993US5250933 Method and apparatus for the simultaneous display of one or more selected images
10/05/1993US5250879 Video display
10/05/1993US5250878 CRT beam intensity correction system
09/1993
09/29/1993EP0562976A1 Luminance measurement method and apparatus
09/29/1993EP0562972A1 CRT calibrator unit
09/29/1993EP0562683A2 A display device having a display tube including a cold cathode
09/28/1993US5249164 Digital color tv for personal computers
09/22/1993CN1076571A A deflection circuit having a controllable sawtooth generator
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