Patents Assigned to Instrument Division and L-3 Communications Corporation
  • High speed graphics fill of liquid crystal display
    Patent number: 6356266
    Abstract: A method is provided for increasing the speed at which a graphics image is displayed on a raster, such as in a liquid crystal display. The method incorporates off-line created look-up tables which are stored in memory means associated with a graphics processor unit. Thus, real time calculations are reduced resulting in a faster graphics image response time.
    Type: Grant
    Filed: June 30, 2000
    Date of Patent: March 12, 2002
    Assignees: Universal Avionics Systems Corporation, Instrument Division L-3 Communications Corporation
    Inventor: James E. Strickling, III
  • Gamma correction of the viewing angle of liquid crystal display
    Patent number: 6297790
    Abstract: The present invention is directed to a method and apparatus for adjusting the viewing angle of a liquid crystal display. In a preferred embodiment of the present invention, a plurality of digital-to-analog converters are arranged in pairs which have a fixed relationship. By determining appropriate values for the digital-to-analog converters, a desired viewing angle may be obtained for a liquid crystal display.
    Type: Grant
    Filed: January 8, 1999
    Date of Patent: October 2, 2001
    Assignees: Universal Avionics Systems Corporation, Instrument Division and L-3 Communications Corporation
    Inventors: Joseph W. Goode, III, James D. Cleland, James M. Brannen