Patents by Inventor Cui Qing Yang

Cui Qing Yang 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 for authenticating a user
    Publication number: 20080028205
    Abstract: A system that authenticates a user on a computer system. During operation, the system receives an authentication request from the user. Next, the system receives a first multimedia data item from the user. The system then performs a transformation on the first multimedia data item. Next, the system determines if the transformation of the first multimedia data item matches authentication data for the user, wherein the authentication data for the user is a transformation of a second multimedia data item. If so, the system authenticates the user.
    Type: Application
    Filed: July 31, 2006
    Publication date: January 31, 2008
    Inventor: Cui Qing Yang