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.
Patent No.:
Date of Patent:
Jul. 06, 2021
Filed:
Oct. 16, 2018
Applicant:
Raysearch Laboratories Ab, Stockholm, SE;
Inventors:
Assignee:
RaySearch Laboratories AB, Stockholm, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 11/00 (2006.01); G16H 20/40 (2018.01); G16H 50/70 (2018.01); G16H 30/40 (2018.01); G06F 16/53 (2019.01); A61B 6/03 (2006.01); A61B 6/00 (2006.01); A61N 5/10 (2006.01); G06T 7/00 (2017.01);
U.S. Cl.
CPC ...
G06T 11/008 (2013.01); A61B 6/032 (2013.01); A61B 6/4085 (2013.01); A61N 5/1039 (2013.01); G06F 16/53 (2019.01); G06T 7/0014 (2013.01); G16H 20/40 (2018.01); G16H 30/40 (2018.01); G16H 50/70 (2018.01); G06T 2207/20224 (2013.01); G06T 2207/30008 (2013.01); G06T 2210/41 (2013.01); G06T 2211/424 (2013.01);
Abstract
A method of correcting a first CT image for shading artefacts using another CT image as reference, comprising the steps of creating a difference image between the images and a correction map based on the difference image. The correction map is used to correct the first CT image. A method of converting a CT image to the value range of another CT image is also disclosed.