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:
Jul. 11, 2023
Filed:
Apr. 22, 2022
Applicant:
University of Washington, Seattle, WA (US);
Inventors:
Jae-Hyun Chung, Seattle, WA (US);
Vigneshwar Sakthivelpathi, Seattle, WA (US);
Sang-gyeun Ahn, Seattle, WA (US);
Assignee:
University of Washington, Seattle, WA (US);
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); A61B 3/10 (2006.01); A61B 3/113 (2006.01); G02B 27/00 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0093 (2013.01); G02B 27/0101 (2013.01); A61B 3/113 (2013.01); G02B 2027/0132 (2013.01); G02B 2027/0187 (2013.01);
Abstract
An eye-tracking system, including at least one vertical capacitance sensor, configured to measure the vertical position of a cornea of a user's eye by sensing a position of an eyelid of the user; and at least one horizontal capacitance sensor, configured to measure the horizontal position of the cornea of the user's eye by sensing a position of the user's eyeball.