Patents by Inventor Yun-Sian Jhu

Yun-Sian Jhu 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).

  • Metering method of automatic exposure
    Patent number: 7565071
    Abstract: This invention provides a metering method of automatic exposure for determining an exposure value of a picture having a subject, including a subject detecting step that uses focus values of the picture to detect the subject, and an exposure value calculating step that uses an auto exposure metering function to calculate an exposure value of the picture. The present invention can provide a simpler and smaller metering method.
    Type: Grant
    Filed: January 12, 2006
    Date of Patent: July 21, 2009
    Assignee: Primax Electronics Ltd.
    Inventors: Chin-Chih Lin, Jui-Hsiang Lo, Chiou-Shann Fuh, Yun-Sian Jhu
  • Metering method of automatic exposure
    Publication number: 20070160357
    Abstract: This invention provides a metering method of automatic exposure for determining an exposure value of a picture having a subject, comprising a subject detecting step comprising using focus values of the picture to detect the subject, and an exposure value calculating step comprising using an auto exposure metering function to calculate an exposure value of the picture. The present invention can provide a simpler and smaller metering method.
    Type: Application
    Filed: January 12, 2006
    Publication date: July 12, 2007
    Inventors: Chin-Chih Lin, Jui-Hsiang Lo, Chiou-Shann Fuh, Yun-Sian Jhu