Patents by Inventor Dong-Hwi Choi

Dong-Hwi 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 producing a visual rhythm using a pixel sampling technique
    Patent number: 6549245
    Abstract: A method for producing a visual rhythm in a video system, includes the steps of: a) sampling a portion of pixels contained at each of frames; and b) producing the visual rhythm summarizing changes of video contents by using the result of the sampling.
    Type: Grant
    Filed: December 3, 1999
    Date of Patent: April 15, 2003
    Assignee: Korea Telecom
    Inventors: Jin-Ho Lee, Hyeok-Man Kim, Moon-Haeng Huh, Dong-Hwi Choi, Samuel Moon-Ho Song