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:
Feb. 24, 2026

Filed:

Oct. 24, 2022
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Madhukar Vallabhaneni, Bengaluru, IN;

Girish Koppassery, Bangalore, IN;

Mehmet Uzunkol, San Diego, CA (US);

Amjath Husain, Bangalore, IN;

Abhay Shankar Gaikwad, Satara, IN;

Rishab Maheshwari, Bangalore, IN;

Samiran Dasgupta, Bangalore, IN;

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/191 (2006.01); H03F 1/32 (2006.01); H04B 1/00 (2006.01);
U.S. Cl.
CPC ...
H03F 1/3205 (2013.01); H04B 1/0039 (2013.01); H03F 2200/451 (2013.01);
Abstract

An aspect of the disclosure relates to a method of reducing a third-order intermodulation component at a first terminal of a transistor, including: receiving an input radio frequency (RF) signal cycling with a first frequency at a control terminal of the transistor; generating a feedback RF signal cycling at a second frequency at a second terminal of the transistor, wherein the second frequency is substantially twice the first frequency; and generating a third-order intermodulation cancellation component at the first terminal including combining the input RF signal with the feedback RF signal, wherein the third-order intermodulation cancellation component has a magnitude and phase substantially equal to and opposite a magnitude and phase of the third-order intermodulation component at the first terminal of the transistor, respectively.


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