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.

Date of Patent:
Jan. 04, 2022

Filed:

Dec. 14, 2017
Applicants:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Seoul National University R&db Foundation, Seoul, KR;

Inventors:

Chi-yul Yoon, Hwaseong-si, KR;

Sang Yoon Han, Seoul, KR;

Sang Hwa Lee, Seoul, KR;

Yeongil Jang, Namyangju-si, KR;

Nam Ik Cho, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/73 (2017.01); G06T 7/564 (2017.01); G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
G06T 7/75 (2017.01); G06K 9/00604 (2013.01); G06T 7/564 (2017.01); G06T 2207/30201 (2013.01);
Abstract

The disclosure relates to a method of determining a gaze distance, the method including obtaining a plurality of images by capturing each of both eyes of a user, determining, from each of the plurality of images, a corner point located at an edge of the eye, a location of a pupil, and an eye contour, determining each of gaze directions of both of the eyes based on a difference between a reference point and the location of the pupil, wherein the reference point is determined based on the eye contour and a location of the corner point, and determining a gaze distance based on a difference between the gaze directions of both of the eyes.


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