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:
Dec. 23, 2025
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 3/21 (2006.01); H03F 1/30 (2006.01); H03F 3/19 (2006.01);
U.S. Cl.
CPC ...
H03F 3/21 (2013.01); H03F 1/302 (2013.01); H03F 3/19 (2013.01); H03F 2200/21 (2013.01); H03F 2200/411 (2013.01); H03F 2200/451 (2013.01);
Abstract
A power amplifier comprises a first transistor, a second transistor, a first emitter follower, a first bias resistor, and coupling circuitry configured to couple the first bias resistor to a base of the first transistor, the first bias resistor, the second bias resistor, and an emitter of the first emitter follower at a first node, and a base of the first emitter follower to the second transistor.