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:
Nov. 17, 2020

Filed:

Jun. 25, 2019
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Shuichi Wakabayashi, Okaya, JP;

Makiko Hino, Matsumoto, JP;

Hirosada Horiguchi, Minowa, JP;

Daisuke Ishida, Chino, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 11/28 (2006.01); G01C 15/00 (2006.01); G01B 11/02 (2006.01);
U.S. Cl.
CPC ...
G01B 11/028 (2013.01); G01B 11/28 (2013.01); G01C 15/002 (2013.01);
Abstract

A three-dimensional measuring device includes a human detection information receiver for receiving information from a human detection sensor that detects a person present within a detection range, a laser emitter for irradiating a region including the object with the laser beam, a laser emission controller for controlling power of the laser beam irradiated from the laser emitter to first power and second power lower than the first power, an image capturing device for imaging the object, on which the laser beam is irradiated, and acquiring image data, and a point-group-data generator for generating, based on the image data, three-dimensional point group data of a region including the object. When the human detection information receiver receives, from the human detection sensor, first information indicating that a person is absent from the detection range, the laser emission controller controls the power of the laser beam to the first power.


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