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:
Jul. 02, 2019
Filed:
Apr. 10, 2015
Applicant:
Korea Research Institute of Standards and Science, Daejeon, KR;
Inventors:
Wan Sup Cheung, Daejeon, KR;
Kyung Min Baik, Daejeon, KR;
Assignee:
KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01H 9/00 (2006.01); G01B 9/02 (2006.01); G01M 7/02 (2006.01);
U.S. Cl.
CPC ...
G01H 9/00 (2013.01); G01B 9/02081 (2013.01); G01B 9/02083 (2013.01); G01M 7/025 (2013.01); G01M 7/027 (2013.01);
Abstract
The present invention is aimed at providing measurement method for vibration displacement using state variation principle which achieves real time implementation through super high-speed DSP or FPGA as well as improves precision as much as picometer level and at the same time saves memory capacity compared to conventional invention.