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:
Jun. 04, 2019

Filed:

Jun. 25, 2015
Applicant:

Toshiba Medical Systems Corporation, Otawara-shi, JP;

Inventors:

Haruki Nakamura, Nasushiobara, JP;

Kazuyuki Soejima, Nasushiobara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/34 (2006.01); G01R 33/565 (2006.01); G01R 33/36 (2006.01); G01R 33/28 (2006.01);
U.S. Cl.
CPC ...
G01R 33/5659 (2013.01); G01R 33/288 (2013.01); G01R 33/3614 (2013.01);
Abstract

According to one embodiment, an MRI apparatus includes an amplifier and processing circuitry. The amplifier amplifies an RF pulse and outputs the amplified RF pulse to an RF coil. The processing circuitry performs correction processing on an envelope of an RF pulse to be inputted to the amplifier so as to compensate nonlinear input-output characteristics of the amplifier. As to this correction processing, the processing circuitry selects a correction information item out of a plurality of correction information items prepared for a corresponding plurality of imaging conditions and performs the correction processing by using the selected information item.


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