Patents by Inventor Kang-cun Lee

Kang-cun 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).

  • METHOD AND APPARATUS TO UPDATE PARAMETER OF ERROR FRAME
    Publication number: 20080195910
    Abstract: In a method and apparatus to conceal an error in an audio signal, when the current frame has no error and a past frame input prior to the current frame has an error, a parameter for the past frame is generated using a parameter for the current frame and a parameter of a frame out of frames input prior to the past frame and a previously stored parameter is updated with the generated parameter, thereby concealing an error of an audio signal without additional delay and preventing degradation in sound quality in a frame that is input after a frame having an error.
    Type: Application
    Filed: September 20, 2007
    Publication date: August 14, 2008
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Ho-sang SUNG, Kang-cun Lee, Euo-mi Oh