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:
Dec. 30, 2025

Filed:

Sep. 15, 2023
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Lionel E Edwin, Hollywood, FL (US);

Tom Sengelaub, Oakland, CA (US);

Assignee:

Apple Inc., Cupertino, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04N 13/246 (2018.01); G02B 27/00 (2006.01); G02B 27/01 (2006.01); G06T 7/80 (2017.01);
U.S. Cl.
CPC ...
G06T 7/85 (2017.01); G02B 27/0093 (2013.01); G02B 27/0172 (2013.01); H04N 13/246 (2018.05); G02B 2027/0134 (2013.01);
Abstract

Methods for performing a camera calibration process for outward-facing cameras on devices such as head-mounted display devices are disclosed. Using a second device, a calibration process for the outward-facing cameras on a first device may be performed. Communications of information for a calibration scheme comprising a ground truth comprising features and respective distance separating the features currently displayed or to be displayed may be performed between the first and second device. Calibration parameters may be determined by comparing identified features in captured images of the calibration scheme displayed on the second device to the ground truth.


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