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. 27, 2020

Filed:

Feb. 28, 2019
Applicant:

Shimadzu Corporation, Kyoto, JP;

Inventors:

Bunta Matsuhana, Kyoto, JP;

Goro Kambe, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05G 1/54 (2006.01); G01N 23/083 (2018.01);
U.S. Cl.
CPC ...
H05G 1/54 (2013.01); G01N 23/083 (2013.01); G01N 2223/04 (2013.01); G01N 2223/204 (2013.01);
Abstract

An X-ray inspection device comprises: an X-ray tube configured to cause an electron beam to collide with a target, thereby generating an X-ray; an X-ray detector configured to detect the X-ray having been output from the X-ray tube and having been transmitted through an inspection target object; a measurement section configured to detect the X-ray output from the X-ray tube for a predetermined period by the X-ray detector to detect an X-ray amount in the predetermined period, thereby measuring a maximum value Imax and a minimum value Imin of the X-ray amount in the predetermined period; and a calculation section configured to calculate an X-ray amount fluctuation rate by using the maximum value Imax and the minimum value Imin of the X-ray amount measured by the measurement section.


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