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:
Dec. 04, 2018
Filed:
Oct. 30, 2014
Denso Corporation, Kariya, Aichi-pref., JP;
Kazumasa Kurokawa, Kariya, JP;
DENSO CORPORATION, Kariya, Aichi-pref., JP;
Abstract
A visual line direction sensing device communicably connected with a head-up display device, which projects an image on a screen disposed ahead of a target, includes an image capture unit capturing a target image from a front side of the target, an acquisition unit acquiring adjusted position information indicative of an image projection position by an adjustment unit of the head-up display device, an estimation unit estimating positions of pupils of the target based on the adjusted position information acquired by the acquisition unit, a setup unit setting an inspection range of the target image captured by the image capture unit with reference to the positions of the pupils estimated by the estimation unit, and a calculator calculating a visual line direction of the target based on a status of the pupils included in the inspection range of the target image set by the setup unit.