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:
Jul. 04, 2023

Filed:

Jan. 27, 2021
Applicant:

Jvckenwood Corporation, Yokohama, JP;

Inventors:

Masayuki Ono, Yokohama, JP;

Shigehiko Iwama, Yokohama, JP;

Atsushi Saito, Yokohama, JP;

Masahiro Yamamoto, Yokohama, JP;

Yuichi Hasegawa, Yokohama, JP;

Assignee:

JVCKENWOOD CORPORATION, Yokohama, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 15/14 (2006.01); G01N 15/00 (2006.01);
U.S. Cl.
CPC ...
G01N 15/1429 (2013.01); G01N 2015/0065 (2013.01); G01N 2015/1486 (2013.01);
Abstract

An analysis device includes a controller configured to count a pulse derived from a particles as a plural particles when a light reception level signal includes the pulse having a first extreme value point, a second extreme value point, and a third extreme value point, and the pulse fulfils a condition in which the third extreme value point is present between the first extreme value point and the second extreme value point in a pulse width direction of the pulse, the third extreme value point is present between the first extreme value point and a threshold in a pulse amplitude direction, the first extreme value point and the second extreme value point are each an extreme value point of a waveform projecting in a common direction, and the third extreme value point is an extreme value point of a waveform in a direction opposite to the common direction.


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