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:
Apr. 19, 2022

Filed:

May. 20, 2019
Applicant:

The Board of Trustees of the Leland Stanford Junior University, Stanford, CA (US);

Inventors:

Bruce L. Daniel, Stanford, CA (US);

Brian A. Hargreaves, Menlo Park, CA (US);

Yuxin Hu, Stanford, CA (US);

Evan G. Levine, Redwood City, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 11/00 (2006.01); G01R 33/561 (2006.01); G01R 33/563 (2006.01); G01R 33/44 (2006.01); G01R 33/56 (2006.01); G06T 7/262 (2017.01);
U.S. Cl.
CPC ...
G06T 11/006 (2013.01); G01R 33/443 (2013.01); G01R 33/5602 (2013.01); G01R 33/5608 (2013.01); G01R 33/5616 (2013.01); G01R 33/56341 (2013.01); G06T 7/262 (2017.01); G06T 2207/10088 (2013.01); G06T 2207/20216 (2013.01); G06T 2210/41 (2013.01); G06T 2211/424 (2013.01);
Abstract

Multi-shot diffusion-weighted magnetic resonance imaging acquires multiple k-space segments of diffusion-weighted MRI data, estimates reconstructed multi-shot diffusion weighted images, and combines the estimated images to obtain a final reconstructed MRI image. The estimation of images iteratively calculates updated multi-shot images from the multiple k-space segments and current multi-shot images using a convex model without estimating motion-induced phase, constructs multiple locally low-rank spatial-shot matrices from the updated multi-shot images, and calculates current multi-shot images from spatial-shot matrices.


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