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:
Jun. 14, 2022

Filed:

Mar. 26, 2020
Applicant:

Facebook Technologies, Llc, Menlo Park, CA (US);

Inventors:

Gaurav Chaurasia, Zurich, CH;

Alexandru-Eugen Ichim, Ruschlikon, CH;

Eldad Yitzhak, San Mateo, CA (US);

Arthur Benjamin Nieuwoudt, San Carlos, CA (US);

Gioacchino Noris, Zurich, CH;

Alexander Sorkine Hornung, Zurich, CH;

Assignee:

Facebook Technologies, LLC., Menlo Park, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 15/00 (2011.01); G06T 19/00 (2011.01); H04W 4/029 (2018.01); G02B 27/01 (2006.01); G06F 9/54 (2006.01); G06N 5/04 (2006.01); G06T 15/06 (2011.01);
U.S. Cl.
CPC ...
G06T 19/006 (2013.01); G02B 27/017 (2013.01); G06F 9/542 (2013.01); G06N 5/04 (2013.01); G06T 15/06 (2013.01); H04W 4/029 (2018.02);
Abstract

In one embodiment, a method includes displaying, through a head-mounted display (HMD), virtual objects to a user wearing the HMD. The method then accesses a boundary definition that corresponds to a boundary within a physical space surrounding the user and generates a plurality of spatial points based on depth measurements of physical objects within the physical space. Based on the spatial points, a location at which a physical object is likely to exist is determined. The method determines whether the location of the physical object is inside the boundary definition and, in response to this determination, issues an alert to the user.


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