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:
Dec. 24, 2024

Filed:

Oct. 07, 2022
Applicants:

University of Houston System, Houston, TX (US);

The United States of America, As Represented BY the Secretary of the Navy, Arlington, VA (US);

Inventors:

Harish Krishnamoorthy, Missouri City, TX (US);

Joshua Hawke, Bloomington, IN (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/26 (2020.01); G01R 31/28 (2006.01); G01R 31/64 (2020.01);
U.S. Cl.
CPC ...
G01R 31/2621 (2013.01); G01R 31/2834 (2013.01); G01R 31/2837 (2013.01); G01R 31/2844 (2013.01); G01R 31/2846 (2013.01); G01R 31/64 (2020.01);
Abstract

A system for monitoring a circuit, comprising a device under test, such as a power field effect transistor or capacitor, coupled to a power source and a signal source and configured to generate a power output using the signal source, a current output, a voltage output and an end of life detector coupled to the current output and the voltage output and configured to generate a first impedance as a function of the current output and the voltage output, to compare the first impedance to a second impedance and to generate an indicator if the first impedance exceeds the second impedance.


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