Patents by Inventor YI-HUA CHUNG

YI-HUA CHUNG 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).

  • System and method of detecting abnormal segments of video
    Patent number: 8660343
    Abstract: A system and a method of detecting abnormal or security-significant segments of a video are provided. The video is divided into several segments. A set of features of each segment of the video is extracted in order to calculate a set of factors corresponding to each segment. A value deemed abnormal of each segment is calculated according to the set of factors corresponding to each segment. One or more abnormal segments are determined from the segments based on the abnormal values. The set of features includes a color variable feature, a movement variable feature, a movement variable ratio feature and a background variable feature.
    Type: Grant
    Filed: May 30, 2012
    Date of Patent: February 25, 2014
    Assignees: Fu Tai Hua Industry (Shenzhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Yi-Hua Chung, Shih-Fang Wong, Xin Lu, Yu-Yong Zhang
  • SYSTEM AND METHOD OF DETECTING ABNORMAL SEGMENTS OF VIDEO
    Publication number: 20130142425
    Abstract: A system and a method of detecting abnormal or security-significant segments of a video are provided. The video is divided into several segments. A set of features of each segment of the video is extracted in order to calculate a set of factors corresponding to each segment. A value deemed abnormal of each segment is calculated according to the set of factors corresponding to each segment. One or more abnormal segments are determined from the segments based on the abnormal values. The set of features includes a color variable feature, a movement variable feature, a movement variable ratio feature and a background variable feature.
    Type: Application
    Filed: May 30, 2012
    Publication date: June 6, 2013
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., FU TAI HUA INDUSTRY (SHENZHEN) CO., LTD.
    Inventors: YI-HUA CHUNG, SHIH-FANG WONG, XIN LU, YU-YONG ZHANG