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. 08, 2022

Filed:

Aug. 17, 2018
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventors:

Hidetaka Yahata, Tokyo, JP;

Toshimitsu Nakai, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 29/02 (2006.01); H03K 21/02 (2006.01); G01T 1/17 (2006.01);
U.S. Cl.
CPC ...
G01T 1/17 (2013.01); G01R 29/02 (2013.01); H03K 21/026 (2013.01);
Abstract

First and second pulse height detection circuits output pulse height detection signals which rise when a detection pulse obtained from a radiation detector becomes greater than a lower threshold Lsh or an upper threshold Hsh, and fall when the detection pulse is smaller than the lower threshold Lsh or the upper threshold Hsh. Next, first and second rising and falling detection circuits detect rising and falling edges of the pulse height detection signals from the first and second pulse height detection circuits in synchronization with a clock pulse from a crystal oscillator, and a combining circuit outputs a signal corresponding to the detection pulse that is within a range between the lower threshold Lsh and the upper threshold Hsh by combining both outputs from the first and second rising and falling detection circuits, in synchronization with the clock pulse.


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