Patents by Inventor Xianli REN

Xianli REN 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).

  • Apparatus for detecting region of interest and method thereof
    Patent number: 9640142
    Abstract: A method for detecting a region of interest (ROI) is provided, which includes acquiring a plurality of photographed images by photographing a display apparatus sequentially displaying thereon a plurality of different mono-color images, comparing gray levels of the plurality of photographed images and detecting a target region, and detecting a plurality of corner points of the target region, and detecting the region of interest (ROI) corresponding to a display screen of the display apparatus based on the plurality of corner points.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: May 2, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Xianli Ren, Hye-rin Choi
  • APPARATUS FOR DETECTING REGION OF INTEREST AND METHOD THEREOF
    Publication number: 20150178949
    Abstract: A method for detecting a region of interest (ROI) is provided, which includes acquiring a plurality of photographed images by photographing a display apparatus sequentially displaying thereon a plurality of different mono-color images, comparing gray levels of the plurality of photographed images and detecting a target region, and detecting a plurality of corner points of the target region, and detecting the region of interest (ROI) corresponding to a display screen of the display apparatus based on the plurality of corner points.
    Type: Application
    Filed: December 1, 2014
    Publication date: June 25, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Xianli REN, Hye-rin CHOI