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. 18, 2017

Filed:

Mar. 14, 2014
Applicant:

Toshiba Medical Systems Corporation, Otawara-Shi, JP;

Inventors:

Gin-Chung Wang, Lincolnshire, IL (US);

Daniel Gagnon, Twinsburg, OH (US);

Yu Zou, Naperville, IL (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 6/03 (2006.01); A61B 6/00 (2006.01); G01N 23/087 (2006.01); G01T 1/29 (2006.01);
U.S. Cl.
CPC ...
A61B 6/4241 (2013.01); A61B 6/032 (2013.01); G01N 23/087 (2013.01); G01T 1/2985 (2013.01);
Abstract

An apparatus is provided that includes a digital processing circuit to obtain a digital signal corresponding to an output signal of a photon-counting detector; determine, from the obtained digital signal, a plurality of X-ray photons received by the photon-counting detector during a measurement period; determine a corresponding energy level of each of the plurality of X-ray photons; determine, based on the corresponding energy level, a corresponding weight for each of the plurality of X-ray photons; and calculate a sum of the corresponding weights of the plurality of X-ray photons.


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