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:
Sep. 28, 2021

Filed:

Jun. 17, 2019
Applicants:

Yoichi Kubota, Tokyo, JP;

Yusuke Taneda, Kanagawa, JP;

Kohei Shimbo, Kanagawa, JP;

Inventors:

Yoichi Kubota, Tokyo, JP;

Yusuke Taneda, Kanagawa, JP;

Kohei Shimbo, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 3/50 (2006.01); G01J 3/28 (2006.01); H04N 1/00 (2006.01); G01J 3/10 (2006.01); G01J 3/02 (2006.01); G01J 3/52 (2006.01); G01J 3/24 (2006.01);
U.S. Cl.
CPC ...
H04N 1/00087 (2013.01); G01J 3/2823 (2013.01); G01J 3/502 (2013.01); H04N 1/00023 (2013.01);
Abstract

A spectral characteristic acquisition device according to one aspect of the disclosed technique includes: a color data acquirer comprising a plurality of spectral sensors receiving light reflected from an object irradiated with light and acquiring color data of the object; circuitry configured to estimate a spectral characteristic of the object on a basis of the color data and calibrate the spectral characteristic calculator on a basis of the color data obtained from a calibration color mark having a color mark of a known spectral characteristic; a first conveyer configured to convey the object in a predetermined conveyance direction and conveying the color data acquirer in a direction intersecting the predetermined conveyance direction; and a second conveyer configured to convey the calibration color mark in the predetermined conveyance direction.


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