The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 23, 2016
Filed:
Oct. 09, 2013
Electronics and Telecommunications Research Institute, Daejeon, KR;
Hee Kyung Lee, Daejeon, KR;
In Jae Lee, Daejeon, KR;
Ji Hun Cha, Daejeon, KR;
Whoi Yul Kim, Seoul, KR;
Dong Chan Cho, Seoul, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
A gaze tracking apparatus and method are provided that may calculate a three-dimensional (3D) position of a user using at least two wide angle cameras, may perform panning, tilting, and focusing based on position information of the user and eye region detection information, using a narrow angle camera, may detect pupil center information and corneal reflected light information from an eye image acquired through an operation of the narrow angle camera, and may finally calculate gaze position information from the pupil center information and the corneal reflected light information.