Patents by Inventor Ul-YEONG CHA

Ul-YEONG CHA 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).

  • STAIN COMPENSATING APPARATUS FOR DISPLAY PANEL, METHOD OF COMPENSATING STAIN USING THE SAME AND METHOD OF DRIVING DISPLAY PANEL HAVING THE METHOD OF COMPENSATING STAIN
    Publication number: 20170206859
    Abstract: A stain compensating apparatus includes a camera, an input signal processing part, an edge compensating part and a stain compensating value generating part. The camera captures a display image from the display panel. The input signal processing part generates a luminance profile based on the display image captured by the camera. The edge compensating part compensates the luminance profile of a curved portion of the display panel. The stain compensating value generating part generates a stain compensating value for a pixel of the display panel using the compensated luminance profile.
    Type: Application
    Filed: December 22, 2016
    Publication date: July 20, 2017
    Inventors: BYUNG-GEUN JUN, DAN-Bl KIM, IN-HWAN KIM, Ul-YEONG CHA