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:
Aug. 11, 2020

Filed:

Dec. 31, 2018
Applicant:

Varian Medical Systems, Inc., Palo Alto, CA (US);

Inventors:

Pavlo Baturin, Santa Clara, CA (US);

Adam Shar Wang, Menlo Park, CA (US);

Liangjia Zhu, Menlo Park, CA (US);

Assignee:

Varian Medical Systems, Inc., Palo Alto, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01T 1/24 (2006.01); G01T 1/20 (2006.01); A61B 6/00 (2006.01);
U.S. Cl.
CPC ...
G01T 1/2002 (2013.01); A61B 6/5205 (2013.01); A61B 6/5235 (2013.01); G01T 1/2018 (2013.01);
Abstract

An imaging apparatus includes: a first scintillator layer configured to provide first image signals with a first quantum efficiency and a first spatial resolution; a second scintillator layer configured to provide second image signals with a second quantum efficiency and a second spatial resolution, wherein the first quantum efficiency is lower than the second quantum efficiency, but the first spatial resolution is higher than the second spatial resolution; and an image combiner configured to combine the first image signals and the second image signals.


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