Patents by Inventor Tran Ho Truc PHAN

Tran Ho Truc PHAN 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 identifying living eye
    Patent number: 10152792
    Abstract: The present invention relates to a method and apparatus for identifying a living eye, in which IR LED lighting and lighting for varying the ambient illumination are installed on the front surface or one side of an iris recognition camera so as to determine whether an iris of an eye is an iris of a living eye when capturing an iris image by the iris recognition camera, using one or more criteria of whether the ratio of the sizes of the iris and pupil changes by the variation of the ambient illumination, whether the number or location of the IR LEDs focused on the iris and/or the pupil changes, whether the region of the iris image changes by eye blinking, and whether the direction of the gaze changes.
    Type: Grant
    Filed: December 6, 2012
    Date of Patent: December 11, 2018
    Assignees: Iritech, Inc., Dae Hoon Kim
    Inventors: Dae Hoon Kim, Hyeong In Choi, Byoung Jin Jun, Min Su Oh, Tran Ho Truc Phan, Thi Thanh Tuyen Nguyen, Vladimir Novik
  • METHOD AND APPARATUS FOR IDENTIFYING LIVING EYE
    Publication number: 20150294464
    Abstract: The present invention relates to a method and apparatus for identifying a living eye, in which IR LED lighting and lighting for varying the ambient illumination are installed on the front surface or one side of an iris recognition camera so as to determine whether an iris of an eye is an iris of a living eye when capturing an iris image by the iris recognition camera, using one or more criteria of whether the ratio of the sizes of the iris and pupil changes by the variation of the ambient illumination, whether the number or location of the IR LEDs focused on the iris and/or the pupil changes, whether the region of the iris image changes by eye blinking, and whether the direction of the gaze changes.
    Type: Application
    Filed: December 6, 2012
    Publication date: October 15, 2015
    Inventors: Dae Hoon KIM, Hyeong In CHOI, Byoung Jin JUN, Min Su OH, Tran Ho Truc PHAN, Thi Thanh Tuyen NGUYEN, Vladimir NOVIK