Patents for G09G 3 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes (121,486) |
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01/16/1991 | EP0408347A1 Display apparatus |
01/16/1991 | EP0407944A2 Color image forming method providing balanced color tone |
01/16/1991 | EP0407822A2 Polymer liquid crystal device |
01/16/1991 | CN1048645A Preparation of strip shaped electric poles for matrix displayer |
01/15/1991 | USRE33520 Dot matrix plasma display and method for driving same |
01/15/1991 | US4985770 Field discriminating circuitry useful in LCD displays |
01/15/1991 | US4985698 Display panel driving apparatus |
01/15/1991 | US4984887 Driving method for a flat panel display apparatus and the flat panel display apparatus |
01/10/1991 | WO1991000587A1 Video image controller for low power computer |
01/09/1991 | EP0406975A2 Active matrix-addressed display devices |
01/09/1991 | EP0406900A2 Driving circuit for liquid crystal display apparatus |
01/09/1991 | EP0406870A2 Active matrix liquid crystal display having reduced drain bus lines |
01/09/1991 | EP0406705A2 Liquid crystal apparatus and chiral smectic liquid crystal composition for use therein |
01/09/1991 | EP0406290A1 Liquid crystal colour displays. |
01/08/1991 | US4984198 Liquid crystal electrooptic memory device |
01/08/1991 | US4984179 Method and apparatus for the perception of computer-generated imagery |
01/08/1991 | US4983885 Thin film EL display panel drive circuit |
01/08/1991 | US4983031 Three-dimensional volumetric display system |
01/08/1991 | CA1278890C2 Driving method for optical modulation device |
01/08/1991 | CA1278889C Liquid crystal display driver |
01/03/1991 | DE4014373A1 Liquid crystal display for car cassette radio - has change from dark to white characters dependent upon ambient lighting intensity |
01/02/1991 | EP0406116A1 Process and device for dimming a fluorescent lamp of an LCD backlight |
01/02/1991 | EP0406022A2 Display apparatus |
01/02/1991 | EP0405504A2 Information display system suitable for compact electronic appliances having different display sizes |
01/01/1991 | US4982183 Alternate polarity symmetric drive for scanning electrodes in a split-screen AC TFEL display device |
01/01/1991 | US4982182 Directly driven light emitting diode array |
01/01/1991 | US4982181 Alphanumeric display |
01/01/1991 | US4981340 Method and apparatus for readout of information from display panel |
01/01/1991 | US4981339 Liquid crystal display driver |
12/31/1990 | WO1991000588A1 Power system and scan method for liquid crystal display |
12/31/1990 | CA2019628A1 Dimming method and device for fluorescent lamps used for backlighting of liquid crystal screens |
12/27/1990 | EP0404182A1 Personal computer for setting, in setup operation, normal/reverse display, external device, and automatic display off |
12/27/1990 | EP0404025A2 Driver circuit for switching elements, especially for liquid crystal screens |
12/27/1990 | EP0404022A2 Flat configuration image display apparatus and manufacturing method thereof |
12/27/1990 | EP0304484A4 Video display interface |
12/27/1990 | EP0192784B1 Liquid crystal display device |
12/26/1990 | CN2068270U Monoboard computer chinese characters number indicator |
12/25/1990 | US4980853 Bit blitter with narrow shift register |
12/25/1990 | US4980678 Display controller for CRT/flat panel display apparatus |
12/20/1990 | WO1990016057A1 Color display system using thin film color control |
12/20/1990 | DE4018805A1 Drive circuit for LCD - has segment and rear plate drive circuits and discharges cells shortly before changes in corresp. data signal levels |
12/20/1990 | CA2059135A1 Color display system using thin film color control |
12/19/1990 | EP0403268A2 Video signal compensation apparatus |
12/19/1990 | EP0403232A2 Elevator electroluminescent (EL) display system |
12/19/1990 | EP0402983A1 Driving circuit for a matrix display device |
12/19/1990 | EP0402850A2 Dot-matrix display apparatus |
12/19/1990 | EP0402848A2 Liquid crystal display apparatus and method of performing liquid crystal display |
12/18/1990 | US4979030 Color display apparatus |
12/18/1990 | US4978952 Flat screen color video display |
12/18/1990 | US4978951 Matrix display devices with interconnected diode ring circuit providing fault tolerance |
12/12/1990 | EP0402137A2 Projection type image display apparatus |
12/12/1990 | EP0402130A2 Method and apparatus for driving color display device |
12/11/1990 | US4977389 Indicator and method of indicating trouble |
12/11/1990 | US4976515 Method of driving a ferroelectric to display device to achieve gray scales |
12/05/1990 | EP0400993A2 Projection-type image display apparatus |
12/05/1990 | EP0400992A2 Method for driving display device |
12/05/1990 | EP0335962A4 Electronic display system |
12/05/1990 | EP0335931A4 Shopping cart display system |
12/05/1990 | EP0272281A4 Graphics adapter |
12/04/1990 | US4975734 Copying machine having a displaying portion capable of displaying a plurality of pieces of information |
12/04/1990 | US4975692 Apparatus for driving electroluminescence panel |
12/04/1990 | US4975691 Scan inversion symmetric drive |
11/29/1990 | WO1990014625A1 Power source circuit |
11/29/1990 | WO1990012354A3 Display |
11/28/1990 | EP0399173A2 Color display device |
11/28/1990 | EP0399136A2 Display apparatus |
11/28/1990 | EP0237539B1 Device for controlling an integrated memory matrix imager and control method thereof |
11/27/1990 | US4973952 Shopping cart display system |
11/27/1990 | US4973135 Active matrix display panel having plural stripe-shaped counter electrodes and method of driving the same |
11/22/1990 | EP0398300A1 Light-to-light conversion method and display unit using the same |
11/22/1990 | DE4015932A1 Liquid crystal display for high quality images - has image element matrix with compensation circuit for voltage edge sharpening or waveform distribution masking |
11/21/1990 | CN1047146A Improvements in electrooptical display cells |
11/20/1990 | US4972122 Fluorescent display tube head-up display apparatus eliminating a heated filament image of fluorescent display tube |
11/15/1990 | DE4014748A1 Integrated driver circuit for display with flat screen - has outputs for signals corresp. to each half of input drive data sequence |
11/14/1990 | EP0397260A1 Passive display device |
11/13/1990 | US4970503 Method for continuously and automatically monitoring the electrical operability and control capability in a liquid crystal display unit |
11/13/1990 | US4970502 Running character display |
11/13/1990 | US4970441 Brightness stabilizing control of a VF display |
11/07/1990 | EP0396414A2 Information display system |
11/07/1990 | EP0396247A2 Dual anode flat panel electrophoretic display apparatus |
11/07/1990 | EP0395735A1 Color to monochrome conversion |
11/06/1990 | US4968917 Electronic dimmer control for vacuum fluorescent display devices |
10/31/1990 | EP0395429A2 Image display apparatus |
10/31/1990 | EP0395387A2 Display drive circuit |
10/31/1990 | EP0395016A2 Apparatus and method for forming color image |
10/31/1990 | EP0394903A2 Liquid crystal apparatus |
10/31/1990 | EP0394814A1 Improved electro-optical display cell |
10/31/1990 | DE3913877A1 Electro-optical multiple segment display - monitors potential drops of display segments contg. diode strands for individual segment fault detection |
10/30/1990 | US4967373 Multi-colored dot display device |
10/30/1990 | US4967100 Capacitive load driving apparatus |
10/25/1990 | DE3913826A1 Display device for vehicle arrival, departure times - is suitable for small urban networks with centralised, automated systems |
10/24/1990 | EP0394023A2 Image display apparatus |
10/24/1990 | EP0393487A2 Display device driving circuit |
10/23/1990 | US4965668 Adaptive rounder for video signals |
10/23/1990 | US4965566 Signal electrode drive circuit for image display apparatus operable under low frequency |
10/23/1990 | US4965563 Flat display driving circuit for a display containing margins |
10/23/1990 | US4964719 Control method of brightness of screen used for projection display and control apparatus of the same |
10/23/1990 | US4964699 Display device |
10/19/1990 | WO1990013067A1 Data transmission system |
10/18/1990 | WO1990012389A1 Converter for raster-image data from single-segment to multi-segment streams |