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:
Aug. 30, 2022

Filed:

Jun. 11, 2021
Applicant:

Tp Lab, Inc., Palo Alto, CA (US);

Inventor:

Chi Fai Ho, Palo Alto, CA (US);

Assignee:

TP Lab, inc., Palo Alto, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01C 11/06 (2006.01); G06T 7/70 (2017.01); H04N 5/247 (2006.01); G01C 3/08 (2006.01); G01B 11/00 (2006.01); G06T 7/55 (2017.01);
U.S. Cl.
CPC ...
G01C 11/06 (2013.01); G01B 11/00 (2013.01); G01C 3/08 (2013.01); G06T 7/55 (2017.01); G06T 7/70 (2017.01); H04N 5/247 (2013.01);
Abstract

A system includes first and second cameras capturing first and second images, which include first and second object images of an object. A controller obtains a camera distance between the first and second cameras, receives the first and second images from the cameras, and retrieves the first and second object images in the first and second images. The controller determines first and second object image sizes of the object in the first and second object images, where the first object image size is a different size from the second object image size. The controller then calculates a first object distance between the first camera and the object using the camera distance, the first object image size, and the second object image size.


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