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. 11, 2022

Filed:

Mar. 11, 2020
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Takuya Ishibashi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/593 (2017.01); G06T 7/571 (2017.01); G06T 7/536 (2017.01); G06T 7/521 (2017.01);
U.S. Cl.
CPC ...
G06T 7/593 (2017.01); G06T 7/536 (2017.01); G06T 7/571 (2017.01); G06T 7/521 (2017.01);
Abstract

A three-dimensional measurement apparatus determines, with respect to a captured image, a two-dimensional ranging path that is to undergo distance measurement; obtains, with respect to the captured image, distance information including information of subject distances of respective pixels in the captured image, the subject distances being distances to a subject; and derives a three-dimensional path length corresponding to the ranging path along a surface shape of the subject based on subject distances of respective pixels in the captured image that are included in the determined ranging path, and on information of an image capture condition of the captured image.


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