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.
Patent No.:
Date of Patent:
Oct. 29, 2019
Filed:
Jun. 11, 2015
Applicant:
Nec Corporation, Tokyo, JP;
Inventors:
Hirofumi Inoue, Tokyo, JP;
Masatake Takahashi, Tokyo, JP;
Shin Tominaga, Tokyo, JP;
Junichiro Mataga, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G01M 3/24 (2006.01); G01N 29/14 (2006.01); G01N 29/032 (2006.01); G01N 29/42 (2006.01); G01N 29/44 (2006.01);
U.S. Cl.
CPC ...
G01M 3/243 (2013.01); G01N 29/032 (2013.01); G01N 29/14 (2013.01); G01N 29/42 (2013.01); G01N 29/4418 (2013.01); G01N 2291/011 (2013.01); G01N 2291/022 (2013.01);
Abstract
Provided are a position determination device and the like which determine vibration measurement positions for specifying a leak position. A position determination deviceincludes a feature amount extraction unit which extracts feature amounts relating to detected pipe vibrations respectively on the basis of the pipe vibrations detected by a plurality of detection units, and a measurement position determination unit which determines measurement positions of at least two of the detection units on the basis of the feature amounts.