Patents by Inventor Huan-Hai Xu

Huan-Hai Xu 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).

  • Digital camera with fingerprint identification function
    Patent number: 8055032
    Abstract: A digital camera includes a fingerprint input interface, a fingerprint sensor, a fingerprint information storage unit, and a fingerprint identification module. The fingerprint input interface is for a current user to input the current user's fingerprint. The fingerprint sensor is for reading the current user's fingerprint and getting characteristics of the current user's fingerprint. The fingerprint information storage unit is for storing predefined characteristics of authorized users' fingerprints and access privilege settings of different users. The fingerprint identification module is for an administrator of the digital camera to set access privileges of different users according to the users' fingerprints, and authorizing the current user to access operations of the digital camera, and restricting access to operations of the digital camera according to whether the characteristics of the current user's fingerprint match the predefined characteristics of the authorized users' fingerprints.
    Type: Grant
    Filed: July 1, 2008
    Date of Patent: November 8, 2011
    Assignees: Premier Image Technology (China) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Shi-Gang Li, Huan-Hai Xu
  • DIGITAL CAMERA WITH FINGERPRINT IDENTIFICATION FUNCTION
    Publication number: 20090097718
    Abstract: A digital camera includes a fingerprint input interface, a fingerprint sensor, a fingerprint information storage unit, and a fingerprint identification module. The fingerprint input interface is for a current user to input the current user's fingerprint. The fingerprint sensor is for reading the current user's fingerprint and getting characteristics of the current user's fingerprint. The fingerprint information storage unit is for storing predefined characteristics of authorized users' fingerprints and access privilege settings of different users. The fingerprint identification module is for an administrator of the digital camera to set access privileges of different users according to the users' fingerprints, and authorizing the current user to access operations of the digital camera, and restricting access to operations of the digital camera according to whether the characteristics of the current user's fingerprint match the predefined characteristics of the authorized users' fingerprints.
    Type: Application
    Filed: July 1, 2008
    Publication date: April 16, 2009
    Applicants: PREMIER IMAGE TECHNOLOGY(CHINA) LTD., HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Shi-Gang Li, Huan-Hai Xu