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:
Oct. 03, 2023

Filed:

Oct. 08, 2019
Applicant:

Zebra Technologies Corporation, Lincolnshire, IL (US);

Inventors:

Patrenahalli M. Narendra, Hoffman Estates, IL (US);

Dae Suk Noh, Vernon Hills, IL (US);

Assignee:

Zebra Technologies Corporation, Lincolnshire, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06T 7/73 (2017.01); G06T 7/246 (2017.01); G01C 3/02 (2006.01);
U.S. Cl.
CPC ...
G06T 7/73 (2017.01); G01C 3/02 (2013.01); G06T 7/246 (2017.01);
Abstract

A mobile device includes a rangefinder to measure ranges to points external to the device; a tracking sensor; and a controller connected with the rangefinder and the tracking sensor, the controller configured to: track successive poses of the mobile device in a frame of reference via the tracking sensor; responsive to a first activation of the rangefinder at a first one of the poses, generate a first position, in the frame of reference, of a first external point based on a first range from the rangefinder and the first pose; responsive to a second activation of the rangefinder at a second one of the poses, generate a second position, in the frame of reference, of a second external point based on a second range from the rangefinder and the second pose; and determine a distance between the first and second external points based on the first and second positions.


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