Patents by Inventor Futoshi Hayashida

Futoshi Hayashida 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).

  • Backlight dimming ratio based dynamic knee point determination of soft clipping
    Patent number: 8730274
    Abstract: A liquid crystal display (LCD) system including a liquid crystal (LC) panel; an LC panel controller to send output code values to the LC panel; a backlight to illuminate the LC panel; a backlight controller; and a display controller to control the backlight controller and the LC panel controller, and receive input code values from an image source is presented wherein the LCD system uses a dynamic knee point determination of soft clipping to provide output code values to the LC panel. A method for using an LCD system as above is also provided.
    Type: Grant
    Filed: February 25, 2011
    Date of Patent: May 20, 2014
    Assignee: Synaptics Incorporated
    Inventors: Ye-long Chiou, Louie Lee, Futoshi Hayashida, Vladimir Lachine
  • Backlight control method and apparatus for high brightness contrast images
    Patent number: 8547407
    Abstract: An apparatus and method for providing backlight control for high brightness contrast images is provided. The apparatus and system can classify images to be displayed on a display device according to their intensity characteristics. The apparatus and system can also adjust a backlight control signal based on the image's classification, such that optimal backlight control can be achieved whether of not the image is a high brightness contrast image.
    Type: Grant
    Filed: October 5, 2010
    Date of Patent: October 1, 2013
    Assignee: Synaptics Incorporated
    Inventors: Ye-long Chiou, Futoshi Hayashida
  • BACKLIGHT DIMMING RATIO BASED DYNAMIC KNEE POINT DETERMINATION OF SOFT CLIPPING
    Publication number: 20120218313
    Abstract: A liquid crystal display (LCD) system including a liquid crystal (LC) panel; an LC panel controller to send output code values to the LC panel; a backlight to illuminate the LC panel; a backlight controller; and a display controller to control the backlight controller and the LC panel controller, and receive input code values from an image source is presented wherein the LCD system uses a dynamic knee point determination of soft clipping to provide output code values to the LC panel. A method for using an LCD system as above is also provided.
    Type: Application
    Filed: February 25, 2011
    Publication date: August 30, 2012
    Inventors: Ye-long CHIOU, Louie Lee, Futoshi Hayashida, Vladimir Lachine
  • BACKLIGHT CONTROL METHOD AND APPARATUS FOR HIGH BRIGHTNESS CONTRAST IMAGES
    Publication number: 20120081407
    Abstract: An apparatus and method for providing backlight control for high brightness contrast images is provided. The apparatus and system can classify images to be displayed on a display device according to their intensity characteristics. The apparatus and system can also adjust a backlight control signal based on the image's classification, such that optimal backlight control can be achieved whether of not the image is a high brightness contrast image.
    Type: Application
    Filed: October 5, 2010
    Publication date: April 5, 2012
    Inventors: Ye-long Chiou, Futoshi Hayashida