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.
Patent No.:
Date of Patent:
Mar. 24, 2026
Filed:
Sep. 29, 2022
Applicant:
Skyworks Solutions, Inc., Irvine, CA (US);
Inventor:
Philip John Lehtola, Cedar Rapids, IA (US);
Assignee:
Skyworks Solutions, Inc., Irvine, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03F 1/30 (2006.01); H03F 3/24 (2006.01);
U.S. Cl.
CPC ...
H03F 1/301 (2013.01); H03F 3/245 (2013.01); H03F 2200/451 (2013.01); H03F 2200/541 (2013.01);
Abstract
A power amplifier comprises a first transistor, a first transformer, a first variable resistor, a first bias circuit and coupling circuitry configured to couple the first transformer, a first end of the first variable resistor, and a collector of the first transistor at a first node, the first transformer and a second end of the first variable resistor at a second node, and the bias circuit and a base of the first transistor at a third node.
Lehtola, Philip. (2026). Power amplifier stability enhancement at extreme conditions (U.S. Patent No. 12587143). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12587143
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile