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:
May. 01, 2012

Filed:

Mar. 05, 2009
Applicants:

Yasuji Seko, Ashigarakami-gun, JP;

Hiroyuki Hotta, Ashigarakami-gun, JP;

Yasuyuki Saguchi, Ashigarakami-gun, JP;

Inventors:

Yasuji Seko, Ashigarakami-gun, JP;

Hiroyuki Hotta, Ashigarakami-gun, JP;

Yasuyuki Saguchi, Ashigarakami-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A position measuring system includes: an image capturing unit that captures reference points provided on an object, the reference points composed of at least four first reference points provided respectively at vertices of a polygon or at vertices and a barycenter of a polygon and at least one second reference point provided so as to have a specific positional relationship with respect to the first reference points; an identification unit that identifies images of the first reference points and the second reference point captured by the image capturing unit, on the basis of positional relationships between the images of the first reference points and the second reference point; and a calculation unit that calculates a three-dimensional position and three-axial angles of the object on the basis of positional relationships of the images of the first reference points identified by the identification unit.


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