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:
Aug. 26, 2025

Filed:

Jun. 01, 2022
Applicant:

Sumitomo Electric Industries, Ltd., Osaka, JP;

Inventor:

Ken Kikuchi, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/02 (2006.01); H01L 23/66 (2006.01); H03F 3/195 (2006.01);
U.S. Cl.
CPC ...
H03F 1/0288 (2013.01); H01L 23/66 (2013.01); H03F 3/195 (2013.01); H01L 2223/6611 (2013.01);
Abstract

A Doherty amplifier includes a first amplifier that includes first output fingers and a first output electrode connected to the first output fingers, a second amplifier that includes second output fingers and a second output electrode connected to the second output fingers, a first bonding wire connected between a first region in the first output electrode and a second region in the second output electrode, a second bonding wire connected between a third region in the first output electrode and a fourth region in the second output electrode, and at least one of a first capacitor connected in series with the first bonding wire, and a second capacitor connected in parallel with the second bonding wire, wherein the first and the third regions are regions to which the first output fingers are connected, and the second and the fourth regions are regions to which second output fingers are connected.


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