Patents by Inventor Yil Kwon CHANG

Yil Kwon CHANG 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).

  • Camera and image processing method of camera
    Patent number: 11037013
    Abstract: Provided are a camera and an image processing method of the camera. According to an aspect of the present disclosure, an image processing method of a camera includes receiving region information; receiving image data extracted from a corresponding region of an original resolution image corresponding to a region set according to the region information regarding an input image; and analyzing image data of the original resolution image and detecting an object corresponding to a set condition.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: June 15, 2021
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Yil Kwon Chang, Seung In Noh, Young Hyun Lee
  • Method and apparatus for detecting fog from image
    Patent number: 10853685
    Abstract: Provided is a method for detecting fog from an image, the method including: generating a histogram based on a luminance signal of the image; calculating a histogram width from the histogram; calculating a color contrast value based on color signals of the image; and detecting a fog level of the image based on the histogram width and the color contrast value.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: December 1, 2020
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Young Hyun Lee, Yil Kwon Chang
  • CAMERA AND IMAGE PROCESSING METHOD OF CAMERA
    Publication number: 20190370591
    Abstract: Provided are a camera and an image processing method of the camera. According to an aspect of the present disclosure, an image processing method of a camera includes receiving region information; receiving image data extracted from a corresponding region of an original resolution image corresponding to a region set according to the region information regarding an input image; and analyzing image data of the original resolution image and detecting an object corresponding to a set condition.
    Type: Application
    Filed: January 19, 2018
    Publication date: December 5, 2019
    Applicant: HANWHA TECHWIN CO., LTD.
    Inventors: Yil Kwon CHANG, Seung In NOH, Young Hyun LEE
  • METHOD AND APPARATUS FOR DETECTING FOG FROM IMAGE
    Publication number: 20180285680
    Abstract: Provided is a method for detecting fog from an image, the method including: generating a histogram based on a luminance signal of the image; calculating a histogram width from the histogram; calculating a color contrast value based on color signals of the image; and detecting a fog level of the image based on the histogram width and the color contrast value.
    Type: Application
    Filed: July 5, 2017
    Publication date: October 4, 2018
    Applicant: Hanwha Techwin Co., Ltd.
    Inventors: Young Hyun LEE, Yil Kwon CHANG