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:
Nov. 23, 2021

Filed:

Jul. 25, 2019
Applicant:

Natus Medical Incorporated, Pleasanton, CA (US);

Inventors:

Hamish MacDougall, Sydney, AU;

Michael Hetner, Tune, DK;

Poul-Erik Hansen, Herlev, DK;

Mohan Baro, Chicago, IL (US);

Thomas Geertsen, Slagelse, DK;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61B 3/12 (2006.01); A61B 3/14 (2006.01); A61B 5/00 (2006.01); A61B 3/15 (2006.01); A61B 3/113 (2006.01); A61B 3/00 (2006.01);
U.S. Cl.
CPC ...
A61B 3/12 (2013.01); A61B 3/145 (2013.01); A61B 5/6803 (2013.01); A61B 3/0008 (2013.01); A61B 3/113 (2013.01); A61B 3/15 (2013.01); A61B 5/6821 (2013.01);
Abstract

A system for the real-time removal of reflections from an image including a head wearable device, a first illuminator, a second illuminator, at least one camera and a reflection removal processor. The first and the second illuminators are configured to provide light and to operate one at a time alternately. The at least one camera is configured to capture a first image of the eye of the user when the first illuminator is in an ON state and a second image when the second illuminator is in an ON state. The operation of the at least one camera is synchronized with the operation of the first illuminator and the second illuminator. The camera captures images and transfers them to the reflection removal processor that provides real-time removal of reflections by combining the first image and the second image.


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