Patents by Inventor Jean-Pierre Fontan

Jean-Pierre Fontan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and device for the optimizing of the performance characteristics of a liquid crystal display matrix screen as a function of the angle of observation
    Patent number: 5488391
    Abstract: The disclosed device comprises an image circuit formed by an image generator, a micro-zone processing unit, a screen interface and an LCD screen. To optimize the performance characteristics of the screen as a function of the angle of observation, the position of the observer is detected (by a detector) and, as a function of this position, the appropriate profile of luminosity of the micro-zones of the screen is selected.
    Type: Grant
    Filed: October 19, 1992
    Date of Patent: January 30, 1996
    Assignee: Sextant Avionique
    Inventors: Jean-Jacques Favot, Jean-Pierre Fontan, Jean-Noel Perbet