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:
Jan. 20, 2026

Filed:

Oct. 17, 2023
Applicant:

Nxp Usa, Inc., Austin, TX (US);

Inventors:

Joseph Gerard Schultz, Wheaton, IL (US);

Yu-Ting David Wu, Schaumburg, IL (US);

Michelle Nicole Corn, Phoenix, AZ (US);

Ngai-Ming Lau, Fountain Hills, AZ (US);

Thomas William Raimbault, Lockport, IL (US);

Assignee:

NXP USA, INC., Austin, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/24 (2006.01); H03F 1/02 (2006.01); H03F 1/26 (2006.01);
U.S. Cl.
CPC ...
H03F 3/245 (2013.01); H03F 1/0233 (2013.01); H03F 1/26 (2013.01); H03F 2200/294 (2013.01);
Abstract

A reference transistor forms part of a measurement circuit coupled to bias control circuitry that is configured to operate a primary transistor at a desired operating point by providing appropriate DC bias voltages to the control terminal of the primary transistor and one or more current terminals of the primary transistor based upon an output of the measurement circuit generated using the reference transistor. A dissipative circuit element is electrically coupled to the reference transistor and is configured to cause the reference transistor to exhibit negative gain at a drain terminal (or other output node) of the reference transistor with respect to alternating-current (AC) electrical signals which may be unintentionally coupled to the gate (or other input node) of the reference transistor.


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