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:
Jul. 16, 2019

Filed:

Mar. 22, 2017
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventor:

Nobuyasu Yamaguchi, Kawasaki, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/60 (2017.01); G06T 7/73 (2017.01); G06K 9/46 (2006.01); G06T 7/246 (2017.01);
U.S. Cl.
CPC ...
G06T 7/60 (2013.01); G06K 9/4604 (2013.01); G06T 7/251 (2017.01); G06T 7/73 (2017.01); G06T 7/75 (2017.01); G06T 2207/30244 (2013.01);
Abstract

A computer estimates a first position of an image capturing apparatus by using a prescribed number of combinations that correlate projection lines to feature lines. The projection lines are obtained by projecting candidate lines included in shape information of an object onto an image. Then, the computer generates a first projection line by projecting another candidate line onto the image using the first position, and selects a feature line that corresponds to the first projection line. Subsequently, the computer estimates a second position of the image capturing apparatus by using a combination that correlates the first projection line to the selected feature line. The computer generates a second projection line by projecting the other candidate line onto the image using the second position, and determines a third position of the image capturing apparatus according to an indicator of an interval between the second projection line and the other feature line.


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