Patents by Inventor Hyeopwoo Lee

Hyeopwoo 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 for detecting voice section from time-space by using audio and video information and apparatus thereof
    Patent number: 9431029
    Abstract: The present invention relates to a method for detecting a voice section in time-space by using audio and video information. According to an embodiment of the present invention, a method for detecting a voice section from time-space by using audio and video information comprises the steps of: detecting a voice section in an audio signal which is inputted into a microphone array; verifying a speaker from the detected voice section; sensing the face of the speaker by using a video signal which is inputted into a camera if the speaker is successfully verified, and then estimating the direction of the face of the speaker; and determining the detected voice section as the voice section of the speaker if the estimated face direction corresponds to a reference direction which is previously stored.
    Type: Grant
    Filed: February 10, 2010
    Date of Patent: August 30, 2016
    Assignee: Korea University Industrial & Academic Collaboration Foundation
    Inventors: Dongsuk Yook, Hyeopwoo Lee