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:
Mar. 24, 2020

Filed:

Dec. 30, 2016
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventors:

Arup Polley, Richardson, TX (US);

Srinath Ramaswamy, Murphy, TX (US);

Baher S. Haroun, Allen, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/84 (2006.01); G01R 15/14 (2006.01); G01R 15/20 (2006.01); G01R 15/18 (2006.01);
U.S. Cl.
CPC ...
G01R 15/148 (2013.01); G01R 15/185 (2013.01); G01R 15/207 (2013.01);
Abstract

One example includes a current measurement system. The system includes at least two magnetic field sensors positioned proximal to and in a predetermined arrangement with respect to a current conductor, each of the magnetic field sensors being configured to measure magnetic field associated with a current flowing in the current conductor and provide respective magnetic field measurements. The system also includes a current measurement processor configured to implement a mathematical algorithm based on a Taylor series expansion of the magnetic field measurements to calculate an amplitude of the current based on the mathematical algorithm.


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