Patents by Inventor Sang Lyn Lee

Sang Lyn Lee 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).

  • MURA DETECTION APPARATUS AND METHOD OF DISPLAY DEVICE
    Publication number: 20140168451
    Abstract: Disclosed is a mura detection apparatus and method of a display device. The mura detection method includes analyzing image information acquired from a test image displayed by a display panel to detect a plurality of mura candidate areas, extracting feature information and position information of the mura candidate areas, removing non-mura according to the features of the mura candidate areas, detecting white spot mura and black spot mura on the basis of the feature information of the mura candidate areas, detecting black-and-white spot mura on the basis of the position information of the mura candidate areas, and detecting the white spot mura, the black spot mura, and the black-and-white spot mura as final mura to classify a kind, size, and position of the final mura.
    Type: Application
    Filed: November 14, 2013
    Publication date: June 19, 2014
    Applicant: LG Display Co., Ltd.
    Inventor: Sang Lyn Lee
  • Mura detection apparatus and method of display device
    Patent number: 8743215
    Abstract: Disclosed is a mura detection apparatus and method of a display device. The mura detection method includes analyzing image information acquired from a test image displayed by a display panel to detect a plurality of mura candidate areas, extracting feature information and position information of the mura candidate areas, removing non-mura according to the features of the mura candidate areas, detecting white spot mura and black spot mura on the basis of the feature information of the mura candidate areas, detecting black-and-white spot mura on the basis of the position information of the mura candidate areas, and detecting the white spot mura, the black spot mura, and the black-and-white spot mura as final mura to classify a kind, size, and position of the final mura.
    Type: Grant
    Filed: November 14, 2013
    Date of Patent: June 3, 2014
    Assignee: LG Display Co., Ltd.
    Inventor: Sang Lyn Lee