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:
May. 30, 2023
Filed:
Feb. 19, 2018
Applicant:
Real View Imaging Ltd., Yokneam, IL;
Inventors:
Barry Loevsky, Yokneam Ilit, IL;
Shlomo Alon-Braitbart, Haifa, IL;
Shaul Alexander Gelman, Raanana, IL;
Carmel Rotschild, Ganei-Tikva, IL;
Assignee:
Real View Imaging Ltd., Yokneam, IL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); G09G 3/00 (2006.01);
U.S. Cl.
CPC ...
G09G 3/001 (2013.01); G02B 27/0172 (2013.01); G02B 27/0179 (2013.01); G02B 2027/0174 (2013.01); G02B 2027/0187 (2013.01); G09G 2354/00 (2013.01);
Abstract
A pupil tracking system including a light source for illuminating a viewer's eye, an aperture located to pass light from the light source after retro-reflection from the viewer's pupil, the aperture sized and shaped to pass the light from the light source and block at least a portion of other light arriving at the aperture, and a light sensor for tracking a location of a spot produced by the light from the light source which passed the aperture. Related apparatus and methods are also described.