Patents by Inventor Ha Lim CHOI

Ha Lim CHOI 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 for extracting person region in image and apparatus using the same
    Patent number: 10991103
    Abstract: A method for extracting a person region includes detecting a face from a raw image input in real time; configuring a search range based on the detected face; extracting an outline of a person region by performing preprocessing on an image within the search range; configuring watershed markers on a background and a foreground of the image within the search range based on the extracted outline; performing a watershed transform based on the configured watershed markers; and separating the person region from the raw image using a result of the watershed transform.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: April 27, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Won Seok Chae, Hyeon Jin Kim, Soo Myung Park, Ah Reum Oh, Ha Lim Choi
  • METHOD FOR EXTRACTING PERSON REGION IN IMAGE AND APPARATUS USING THE SAME
    Publication number: 20200250830
    Abstract: A method for extracting a person region includes detecting a face from a raw image input in real time; configuring a search range based on the detected face; extracting an outline of a person region by performing preprocessing on an image within the search range; configuring watershed markers on a background and a foreground of the image within the search range based on the extracted outline; performing a watershed transform based on the configured watershed markers; and separating the person region from the raw image using a result of the watershed transform.
    Type: Application
    Filed: October 18, 2019
    Publication date: August 6, 2020
    Inventors: Won Seok CHAE, Hyeon Jin KIM, Soo Myung PARK, Ah Reum OH, Ha Lim CHOI