Patents by Inventor Kiet Nguyen Xuan

Kiet Nguyen Xuan 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 displaying primary colors utilizing input values representative of brightness, saturation and hue of a colored background
    Patent number: 4609916
    Abstract: The method consists of displaying, as colored background control variables, the brightness Y, the saturation S and the hue T which are desired and of deducing therefrom the coefficients of the primary colors red, green and blue by means of calculating and switching circuits. The function of the switching circuits is to choose, as a function of the hue signal, those of the signal supplied by the calculating circuits which will constitute the coefficients of the primary colors.
    Type: Grant
    Filed: May 1, 1984
    Date of Patent: September 2, 1986
    Assignee: Thomson CSF
    Inventors: Thierry Bedos, Roland Clerissi, Jacques Vallee, Kiet Nguyen Xuan