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. 07, 2020

Filed:

Dec. 11, 2017
Applicant:

Horiba Stec, Co., Ltd., Kyoto-shi, Kyoto, JP;

Inventors:

Daniel Thomas Mudd, Reno, NV (US);

William Wylie White, Sparks, NV (US);

Michael Kramer, Sparks, NV (US);

Tadahiro Yasuda, Reno, NV (US);

Assignee:

HORIBA STEC, Co., Ltd., Kyoto-shi, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F 1/36 (2006.01); G01F 1/50 (2006.01); G01F 1/40 (2006.01); G01F 25/00 (2006.01);
U.S. Cl.
CPC ...
G01F 1/36 (2013.01); G01F 1/363 (2013.01); G01F 1/40 (2013.01); G01F 1/50 (2013.01); G01F 25/0007 (2013.01);
Abstract

To provide a flow rate characteristic function identification method, flow rate sensor, and flow rate characteristic function identification program that can set a flow rate characteristic function reflecting not only the type or shape of a fluid resistance but also the effects of states such as an attachment state of the fluid resistance, and calculate a flow rate with higher accuracy. An actual flow rate characteristic function, which is a flow rate characteristic function when an actual fluid resistance is provided in a flow path, is identified on the basis of multiple flow rate characteristic functions including a first reference flow rate characteristic function and a second reference flow rate characteristic function, and predetermined weighting.


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