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:
Mar. 15, 2016

Filed:

Feb. 04, 2013
Applicant:

American Science and Engineering, Inc., Billerica, MA (US);

Inventors:

Anatoli Arodzero, Billerica, MA (US);

Joseph Callerame, Lexington, MA (US);

Dan-Cristian Dinca, Chelmsford, MA (US);

Rajen Sud, Burlington, MA (US);

Lee Grodzins, Lexington, MA (US);

Martin Rommel, Lexington, MA (US);

Peter Rothschild, Newton, MA (US);

Jeffrey Schubert, Somerville, MA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01T 1/20 (2006.01); H01L 27/146 (2006.01); G01T 5/08 (2006.01); G01V 5/00 (2006.01);
U.S. Cl.
CPC ...
G01T 1/2006 (2013.01); G01T 1/201 (2013.01); G01T 1/2018 (2013.01); G01T 5/08 (2013.01); H01L 27/146 (2013.01); H01L 27/14643 (2013.01); H01L 27/14658 (2013.01); G01V 5/0025 (2013.01);
Abstract

A detector and methods for inspecting material on the basis of scintillator coupled by wavelength-shifting optical fiber to one or more photo-detectors, with a temporal integration of the photo-detector signal. An unpixelated volume of scintillation medium converts energy of incident penetrating radiation into scintillation light which is extracted from a scintillation light extraction region by a plurality of optical waveguides. This geometry provides for efficient and compact detectors, enabling hitherto unattainable geometries for backscatter detection and for energy discrimination of incident radiation. Additional energy-resolving transmission configurations are enabled as are skew- and misalignment compensation.


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