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:
Oct. 24, 2017

Filed:

Feb. 18, 2014
Applicant:

Areva NC, Courbevoie, FR;

Inventors:

Jean-Marc Fontbonne, Caen, FR;

Jean Colin, Douvres-la-Delivrande, FR;

Cathy Fontbonne, Caen, FR;

Jacky Allee Jehanno, Gaujac, FR;

Assignee:

AREVA NC, Courbevoie, FR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01J 1/44 (2006.01); G01T 1/24 (2006.01); G01T 1/40 (2006.01);
U.S. Cl.
CPC ...
G01J 1/44 (2013.01); G01T 1/248 (2013.01); G01T 1/40 (2013.01); G01J 2001/442 (2013.01); G01J 2001/4466 (2013.01);
Abstract

A method for controlling the gain and zero of a multiple pixel photon counter device, and light-measuring system implementing said method. Signals provided by the device are acquired for predefined periods, until a predefined total measurement time is reached, an amplitude histogram is formed from the acquired signals, the positions of two consecutive peaks, measurable on the histogram, are determined, an error signal is produced, which is equal to the deviation between both peaks and, by means of the same, the voltage supplying the device is regulated, so as to keep the deviation equal to a predefined set point.


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