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:
Apr. 09, 2024

Filed:

Sep. 24, 2020
Applicant:

Northern Digital Inc., Waterloo, CA;

Inventor:

Mark Robert Schneider, Williston, VT (US);

Assignee:

Northern Digital Inc., Waterloo, CA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01D 5/20 (2006.01); G06T 7/70 (2017.01); H04N 5/33 (2023.01);
U.S. Cl.
CPC ...
G01D 5/2073 (2013.01); G06T 7/70 (2017.01); H04N 5/33 (2013.01); G06T 2207/10048 (2013.01); G06T 2207/30204 (2013.01);
Abstract

A magnetic tracking system is configured to determine an object pose of a tracked object in an environment of the magnetic tracking system. The tracking system includes a transmitter assembly that includes a transmitting coil configured to generate a magnetic signal indicative of an object pose of a tracked object with respect to the transmitter assembly and a marker that visually identifies a pose of the transmitter assembly with respect to a camera device. The camera device captures at least one image of the transmitter assembly. A computing device determines, based on the image, a pose for the transmitter assemblies in the image. Based on the magnetic signal and the pose associated with the transmitter assembly, the computing device determines the object pose of the tracked object in the environment.


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