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:
Feb. 01, 2022
Filed:
Aug. 17, 2017
Applicant:
Nec Corporation, Tokyo, JP;
Inventors:
Assignee:
NEC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/70 (2006.01); G01R 21/00 (2006.01); H02J 13/00 (2006.01); G01R 19/25 (2006.01); G01R 21/133 (2006.01); G01R 23/20 (2006.01);
U.S. Cl.
CPC ...
G05F 1/70 (2013.01); G01R 19/2509 (2013.01); G01R 19/2513 (2013.01); G01R 21/00 (2013.01); G01R 21/133 (2013.01); G01R 23/20 (2013.01); H02J 13/00 (2013.01);
Abstract
A state change feature value relating to power supply current waveform data is extracted, and a transition state is detected, for a section of the waveform data, based on a magnitude of a state change feature value extracted.