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. 11, 2023

Filed:

Jan. 27, 2022
Applicants:

The University of Tokyo, Tokyo, JP;

Canon Medical Systems Corporation, Tochigi, JP;

Inventors:

Takaaki Nara, Bunkyo-ku, JP;

Motofumi Fushimi, Bunkyo-ku, JP;

Naohiro Eda, Bunkyo-ku, JP;

Seiichi Shin, Moriya, JP;

Hitoshi Yamagata, Otawara, JP;

Koji Yano, Otawara, JP;

Hiroyuki Fujita, Toshima, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/44 (2006.01); G01R 33/563 (2006.01); G01R 33/56 (2006.01); A61B 5/00 (2006.01); A61B 5/055 (2006.01); G01R 33/48 (2006.01);
U.S. Cl.
CPC ...
G01R 33/443 (2013.01); A61B 5/0042 (2013.01); A61B 5/055 (2013.01); G01R 33/4806 (2013.01); G01R 33/5608 (2013.01); G01R 33/56358 (2013.01); A61B 2576/026 (2013.01);
Abstract

An information processing apparatus according to an embodiment includes a processing circuit. The processing circuit acquires a measurement field corresponding to a spatial distribution of a predetermined physical quantity in a subject of measurement. The processing circuit calculates an unknown quantity in the subject of measurement based on a first equation between the measurement field and the unknown quantity having spatial dependence, and on the acquired measurement field. The first equation is one that is acquired based on a second equation expressing a dual field divergence of which can be expressed using the measurement field, by using the measurement field and the unknown quantity, and on the Helmholtz decomposition of the dual field.


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