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. 02, 2021
Filed:
Nov. 26, 2018
Applicant:
Prolific Technology Inc., Taipei, TW;
Inventor:
Chia-Chang Hsu, Hsinchu County, TW;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 19/00 (2006.01); G01R 15/20 (2006.01);
U.S. Cl.
CPC ...
G01R 15/207 (2013.01); G01R 19/0092 (2013.01);
Abstract
Disclosures of the present invention describe a current sensing device and method, wherein the current sensing device comprises: at least one magnetic sensor, a signal receiving unit and a microprocessor. Particularly, the present invention provides an environmental magnetic field filtering unit and an effective current calculation unit in the microprocessor, such that the microprocessor is able to calculate the value of a current flowing in a specific electrical cable with high accuracy based on a sensing magnetic field outputted from the magnetic sensor.