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. 16, 2020

Filed:

Nov. 27, 2017
Applicant:

Varex Imaging Corporation, Salt Lake City, UT (US);

Inventors:

Ivan Mollov, Mountain View, CA (US);

Eric Amusin, Northbrook, IL (US);

Arundhuti Ganguly, San Jose, CA (US);

Assignee:

VAREX IMAGING CORPORATION, Salt Lake City, UT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 6/00 (2006.01); H01L 27/146 (2006.01); G06T 1/00 (2006.01); G06T 5/50 (2006.01); G01T 1/20 (2006.01);
U.S. Cl.
CPC ...
A61B 6/587 (2013.01); A61B 6/4233 (2013.01); A61B 6/58 (2013.01); G01T 1/2018 (2013.01); G06T 1/0007 (2013.01); G06T 5/50 (2013.01); H01L 27/14658 (2013.01); H01L 27/14663 (2013.01); G06T 2207/10116 (2013.01); H01L 27/14623 (2013.01);
Abstract

An X-ray sensing apparatus includes a first photodiode array for imaging a first area, a second photodiode array for imaging a second area that overlaps a portion of the first area, and a light-blocking layer coupled to the first photodiode array that prevents at least a portion of visible light emitted by a scintillator layer of the X-ray sensing apparatus from reaching the second photodiode array. The light-blocking layer includes a first feature that is imagable by the second photodiode array and indicates a position along a first direction and a second feature that is imagable by the second photodiode array and indicates a position along a second direction that is different than the first direction.


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