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:
Mar. 07, 2023

Filed:

Apr. 23, 2020
Applicant:

Magic Leap, Inc., Plantation, FL (US);

Inventors:

Zhao Chen, Mountain View, CA (US);

Ameya Pramod Phalak, Sunnyvale, CA (US);

Vijay Badrinarayanan, Mountain View, CA (US);

Assignee:

Magic Leap, Inc., Plantation, FL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 19/00 (2011.01); G06T 7/50 (2017.01); G06T 7/13 (2017.01);
U.S. Cl.
CPC ...
G06T 19/006 (2013.01); G06T 7/13 (2017.01); G06T 7/50 (2017.01); G06T 19/003 (2013.01); G06T 2207/10024 (2013.01); G06T 2207/10028 (2013.01); G06T 2210/56 (2013.01);
Abstract

Techniques for estimating a perimeter of a room environment at least partially enclosed by a set of adjoining walls using posed images are disclosed. A set of images and a set of poses are obtained. A depth map is generated based on the set of images and the set of poses. A set of wall segmentation maps are generated based on the set of images, each of the set of wall segmentation maps indicating a target region of a corresponding image that contains the set of adjoining walls. A point cloud is generated based on the depth map and the set of wall segmentation maps, the point cloud including a plurality of points that are sampled along portions of the depth map that align with the target region. The perimeter of the environment along the set of adjoining walls is estimated based on the point cloud.


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