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:
Oct. 02, 2018
Filed:
Oct. 20, 2015
Jvc Kenwood Corporation, Yokohama-shi, JP;
JVC KENWOOD Corporation, Yokohama-shi, JP;
Abstract
An eye gaze detection apparatus includes a plurality of illuminators each including a light source for emitting light and disposed symmetrically with respect to a predetermined position, a plurality of imaging units each disposed at an inner or outer position with respect to the plurality of illuminators, a position detector configured to detect a first position indicating a pupil center and a second position indicating a corneal reflection center based on an image of an eyeball of a subject, the image being captured by the imaging unit with the light emitted by the illuminator, and a calculator configured to calculate a fourth position indicating a corneal curvature center, based on the predetermined position, a third position on a display, the first position, and the second position.