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:
Jul. 16, 2024

Filed:

Jun. 30, 2022
Applicant:

Avago Technologies International Sales Pte. Limited, Singapore, SG;

Inventors:

Ryan Desrosiers, Fort Collins, CO (US);

Jay Ackerman, Loveland, CO (US);

Mark Rutherford, Wellington, CO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/02 (2006.01); H02J 50/10 (2016.01); H02J 50/60 (2016.01); H03F 3/217 (2006.01); H03F 3/45 (2006.01);
U.S. Cl.
CPC ...
H03F 3/2178 (2013.01); H02J 50/10 (2016.02); H02J 50/60 (2016.02); H03F 3/45475 (2013.01); H03F 2200/462 (2013.01); H03F 2203/21184 (2013.01); H03F 2203/21191 (2013.01);
Abstract

An integrated circuit for measuring current while receiving wireless power is described. The integrated circuit measures a current across a resistor by an amplifier. A gain of the amplifier is based on a pair of matched upstairs resistors and a pair of matched downstairs resistors. The pair of matched upstairs resistors may include an offset in resistance. The integrated circuit includes a switch matrix with switches coupled between the integrated resistor and the pair of matched upstairs resistors. The offset for the pair of matched upstairs resistors may be measured by selectively controlling the switches.


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