Patents
Patents for G09G 1 - Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators (6,572)
06/1992
06/09/1992CA1303227C Synchronizing signal automatic selecting circuit
06/03/1992EP0487795A1 Linearity correction apparatus
06/03/1992CN1061538A Background picture display apparatus and external storage used therefor
06/03/1992CN1016928B Horizontal deflection circuit for video display monitor
06/02/1992US5119074 Apparatus for converting an RGB signal into a composite video signal and its use in providing computer generated video overlays
06/02/1992CA1302571C Monitor for video games with built-in monitor
05/1992
05/27/1992EP0487267A2 Colour image processing for overlapping image parts
05/27/1992EP0487266A1 Background picture display apparatus and external storage unit used therefor
05/26/1992US5117484 Terminal apparatus for videotex system
05/26/1992US5117159 Flat panel type display and method for driving the display
05/26/1992CA1301969C Method for selecting colors
05/20/1992EP0166739B1 Semiconductor memory device for serial scan applications
05/19/1992US5115171 Raster distortion correction circuit
05/19/1992CA1301365C Method and apparatus for generating a character image
05/13/1992CN1016650B Data processing apparatus
05/12/1992US5113180 Virtual display adapter
05/12/1992CA1300755C Computer workstation including video update arrangement
05/06/1992EP0483467A2 Color graphics conversion device particularly for converting video signals output by graphics stations into television signals
05/06/1992EP0425528A4 A real-time signal processing circuit
05/05/1992USRE33916 Digital display system
04/1992
04/29/1992EP0482678A2 Video system controller with a row address override circuit
04/29/1992EP0482263A2 Video memory system with intermediate buffer
04/29/1992CN1016481B Apparatus for receiving character multiplex broadcasting
04/28/1992US5108206 Document outputting apparatus including means to randomly alter fonts
04/25/1992CA2031625A1 Video memory system with intermediate buffer
04/22/1992EP0481534A2 Video system controller with a row address override circuit
04/22/1992CN1060548A Color display control apparatus for controlling display gray scale of each scanning frame or each plurality of dots
04/15/1992EP0480564A2 Improvements in and relating to raster-scanned displays
04/08/1992EP0479425A1 Field emission apparatus
04/08/1992CN2101312U Deciphering device for electronic notebook
04/08/1992CN1060185A Noise eliminating element and electrical circuit having same
04/07/1992US5103145 Luminance control for cathode-ray tube having field emission cathode
04/07/1992CA1298672C Display control apparatus
04/01/1992CN1059985A Infformation display of multi-cathode ray system
03/1992
03/31/1992CA1298422C Monitor interface circuit
03/24/1992US5099435 Method and apparatus for conversion of outline characters to bitmap characters
03/17/1992US5097257 Apparatus for providing output filtering from a frame buffer storing both video and graphics signals
03/17/1992CA1297601C Memory arbitration for video subsystem
03/17/1992CA1297600C Scan-in polygonal extraction of video images
03/11/1992EP0474287A1 Method and apparatus for processing a picture signal
03/04/1992EP0473523A1 A method and apparatus for local function key control of scrolling on certain computer
03/04/1992EP0473392A2 Direct memory access apparatus in image processing system and external storage device used therein
03/03/1992US5093902 Memory control apparatus for accessing an image memory in cycle stealing fashion to read and write videotex signals
03/03/1992US5093870 Smoothing method and apparatus for smoothing contour of character
03/03/1992US5093755 Circuitry for demagnetizing the mask in a color picture tube
02/1992
02/26/1992EP0471849A1 Method of generating dot signal corresponding to character pattern and device therefor
02/25/1992CA1296437C Line display apparatus and method
02/19/1992EP0471275A2 Color display control apparatus for controlling display gray scale of each scanning frame or each plurality of dots
02/18/1992US5089947 Power supply circuit featuring minimum parts count
02/18/1992US5089819 Parallel-to-serial signal converting apparatus and image displaying system using the same
02/12/1992CN1058688A Beam scan velocity modulation apparatus with disabling circuit
02/05/1992EP0469821A2 Switch mode power supply
02/05/1992EP0469567A2 Beam scan velocity modulation apparatus with disabling circuit
02/05/1992EP0468973A1 Monitor control circuit.
01/1992
01/21/1992US5083195 Color display control system
01/15/1992EP0466627A2 Blocking oscillator power supply for a display device
01/15/1992EP0466374A2 Method and apparatus for color data display
01/15/1992EP0466283A2 Method for graphic display
01/15/1992EP0466282A2 Method for graphic display
01/15/1992EP0466281A2 Method for graphic display
01/15/1992EP0219552B1 Device for displaying polar coordinates in raster scanning system
01/14/1992US5081594 Real-time rasterization system for a column-oriented printing apparatus or the like
01/14/1992US5081449 Method and apparatus for displaying image information
01/14/1992CA1294381C Display system with symbol font memory
01/14/1992CA1294371C Brightness control circuit for c.r.t.
01/09/1992WO1992000582A1 Digital color tv for personal computers
01/08/1992EP0464963A2 Method for graphic display
01/08/1992EP0464962A2 Method for graphic display
01/08/1992EP0464555A2 Image data control apparatus and display system
01/07/1992US5079720 Display system for representing an array of data values in a display field
01/07/1992US5079430 Ultraviolet radiation projector and optical image forming apparatus
01/07/1992CA1294034C Color uniformity compensation apparatus for cathode ray tubes
01/02/1992EP0463787A2 Visual display
01/02/1992EP0463418A2 A broad operational range, automatic device for the change of frequency in the horizontal deflection of multisynchronization monitors
12/1991
12/31/1991US5077502 Compensation for drift in a cathode ray tube
12/31/1991CA1293799C Grounding arrangement useful in a display apparatus
12/24/1991US5075789 Displays having improved contrast
12/10/1991US5072300 Beam scan velocity modulation apparatus with disabling circuit
12/04/1991EP0228459B1 Window border generation in a bitmapped graphics workstation
12/04/1991CN1015028B Modified character generator
12/03/1991US5070466 Digital vector generator apparatus for providing mathematically precise vectors and symmetrical patterns
12/03/1991US5070456 Method for facilitating the sorting of national language keys in a data processing system
12/03/1991US5070403 Video signal interpolation
12/03/1991US5070399 Light color and intensity modulation system
12/03/1991US5070281 Display having automatic correction device for horizontal deflection distortion
11/1991
11/27/1991EP0458692A1 Method of displaying a partial image of a physical structure
11/26/1991US5068732 Video display apparatus
11/26/1991US5068729 Encoder
11/26/1991US5068650 Memory system for high definition television display
11/26/1991US5068647 Digital blanker for scanned displays
11/26/1991US5068646 Data display
11/26/1991US5068581 Horizontal deflection circuit for high-frequency scanning
11/21/1991EP0457497A2 Waveform displaying device
11/21/1991EP0456923A1 Display system
11/17/1991CA2041949A1 Waveform displaying device
11/14/1991WO1991015928A3 Displays having improved contrast
11/13/1991EP0185096B1 Apparatus for controlling amplitude of vertically deflecting signals
11/12/1991US5065346 Method and apparatus for employing a buffer memory to allow low resolution video data to be simultaneously displayed in window fashion with high resolution video data
11/12/1991US5065231 Apparatus and method for merging input RGB and composite video signals to provide both RGB and composite merged video outputs
11/12/1991US5065143 Apparatus for converting an RGB signal into a composite video signal and its use in providing computer generated video overlays
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